This part specifies the definition, classification, technical requirements, test methods, marking, inspection rules and instructions for portable flammable gas detectors for measuring artificial gas. This part is applicable to portable flammable gas detectors for measuring artificial gas in general industrial and civil places. GB 15322.6-2003 Combustible gas detectors Part 6: Portable flammable gas detectors for measuring artificial gas GB15322.6-2003 standard download decompression password: www.bzxz.net

The technical requirements, test methods, markings, inspection rules and instructions for use of this part are mandatory. B1224 Vertical gas detectors are divided into seven parts: Part 2: Application: 00LEI.* Point type combustible gas detector Part 2 Vertical gas detector with a measuring range of 3-100 Part 3: Portable combustible gas detector with a point range of E Part 1: Point type combustible gas detector for measuring artificial coal gas Part 5: Independent output combustible gas detector for measuring artificial coal gas Part 1: Portable combustible gas detector for measuring industrial gas? Part: Linear Combustible Gas Detector G15322.6—203
This part G315322, Part G, was compiled during the revision process based on the implementation of the national standard G315323-1 for the technical requirements and test methods of combustible gas detectors for many years and the current situation in my country, with reference to the FN4, 5N05, FVEN0? EN (2000 edition) standards, and the basic requirements of this part were formulated, and the test and verification work was carried out.
The Appendix A of this part is recorded in 2000, and
This part was proposed by the Ministry of Public Security of the People's Republic of China. This part is under the jurisdiction of the Eighth Technical Committee of the National Fire Protection Standardization Technical Committee. The responsible units for the establishment of the department are: Ministry of Public Security, Shenyang Fire Materials Research Institute. The participating units are: Beijing Kefang Heng Safety Equipment Co., Ltd., Beijing Zhuoyang Huaxin Electronic Instrument Co., Ltd., Shenzhen Special Electric Finance Co., Ltd. The main persons in charge of this part are: 1 Hongxu, 1 Le, 1 Li, 1 Liping, 1 Su Hua, the standard version of this part is -n15322-931.
1 Combustible gas detectors
Part 6: Portable flammable gas detectors for measuring artificial gas
CB15322.6—2003
This part specifies the definition, classification, technical requirements, test methods, marking, verification rules and user manual of single-shell flammable gas detectors for measuring artificial gas environments.
This part is applicable to portable flammable gas detectors (hereinafter referred to as "detectors") for measuring artificial gas in general industrial and civil places. Detectors with unknown performance used in other environments shall comply with this part except for special requirements which shall be implemented by relevant standards.
2 Normative references
The following normative clauses become the former clauses of this part through reference in this part of 15322. For referenced documents with dates noted, all subsequent revisions (excluding those with errors or subscribed versions) are not applicable to Part 6. However, all parties involved in the discussion of this part will study whether the latest version of this document can be used. For all applicable documents without dates, the latest version is applicable to all parts.
GB165381997 Fire Protection also defines product environmental test methods and severity levels 3
This part adopts the following definitions:
Alarm setting value
alarm settlagyaloe
The combustible gas concentration value set.
Alarm action value alarhulue
The minimum combustible gas concentration value corresponding to the detector when it is replaced. 4 Classification
According to the anti-bake requirements, it is divided into:
a) Explosion-proof:
) Non-anti-condensation type.
5 Technical requirements
5. 1 Performance
5.1.1 When the detector is set to alarm with a concentration of combustible gas in the monitored area, it shall be able to change the alarm signal. 5.1.2 Alarm setting value
When the detector has two alarm settings, its alarm setting value shall comply with the lower and upper limit alarm setting value range in Table 1 and the provisions of high-end model GH 15322,6-7CC3
setting value. For the detector with one alarm setting value, its alarm setting value shall comply with the requirements of the lower and upper limit alarm setting value range in Table 1. 5.1.3 Alarm correction 5.1.3.1 In all the test items specified in this part, the alarm value of the detector shall be set at the lower limit of the range in Table 1. The lower alarm setting shall be: 125X1C.7FONIn+6nx10-F--3rnx15. The upper alarm setting shall be: 175c x -25xx. 5.1.3.2 When the test gas is oxygen, the difference between the alarm action value and the alarm setting value of the detector should not exceed 125×10-1. When the test gas is monoxide, the difference between the alarm action value and the alarm setting value of the detector should not exceed 59×10-1. 5.1.4 Indication deviation
For detectors with the function of displaying the concentration of combustible gas, when the test gas is ignition, the difference between the displayed value and the actual value should not exceed 200:1. The difference between the displayed value and the actual value should not exceed 0×10-1. 5.1.5 Response time
For the detector with combustible gas concentration display, the response time of 90% of the actual value should not exceed 39. For the detector with combustible gas concentration display function, the total response time should not exceed 09. 5.1.5 The detector should meet the following requirements:
5.1.6.1 When the combustible gas concentration in the monitored area reaches the alarm setting value, the operator should be able to send out an alarm signal, and the detector should be placed in the air. It should be able to automatically (or manually) return to the normal monitoring state quickly. 5.1.6.2 When the sensor element is broken or short-circuited, it should send out an alarm signal and a light fault signal. 5.1.6.3 The detector should be equipped with an automatic self-check function. 5.1.7 The detector shall be equipped with a low battery indication function: when the battery is low, it shall be able to emit a light signal which is useful in addition to the warning signal. Its discharge performance shall meet the following requirements: 5.1.7 Note: When the battery is low, the detector shall indicate the low battery condition. When the detector is operated for a single operation, the difference between the operating frequency and the alarm value shall not exceed 1×10\: When the test gas is oxygen, the difference between the operating frequency and the alarm value shall not exceed 1×10\: When carbon is discharged, the difference between the sensor action value and the set value should be greater than 10%. 5.1.7.2 The continuous operation time of the detector should be at least 5 hours, and the battery of the detector should be able to ensure that it can work completely for 2 hours in single operation.
5.1.8 Storage without power
The detector should be placed in an open environment with a light temperature of 22℃ for 24 hours, and then restored to the normal state. 241 and then use the leakage of 5% 1.27 environment for 24h. Under the condition of 1.27 environment, the pump rate is less than 24. During the test, there should be no silicon failure phenomenon, the power should be as follows: when the test gas is atmospheric gas, the difference between the alarm action value of the detector and the alarm setting value should not exceed 11.5.1.9 Position (inhalation type detector) Except for the detector, the alarm action value of the three corresponding detection lines K, Y, and 7 is measured on the test gas. The difference between the alarm action value of the detector and the alarm setting value should not exceed 200×10-. The test gas should be more than 100 times the alarm setting value. The alarm action value of the detector should not exceed 0×10-. 5.1.10 High-speed constant energy (only for dry explosion-proof disk detection screen) 2
GB 15322.E—2003
During the test, if the detector does not send out a stop signal or a fault signal or the gas concentration exceeds the radiation range, the detector shall meet the following requirements: a) Ensure that the detector cannot be properly monitored.
) If the detector can be in the working monitoring state (can be manually operated), when the test gas is hydrogen, the difference between the detector's basic action value and the alarm setting value shall not exceed 120×10-\. When the test gas is carbon dioxide, the difference between the detector's alarm or action signal and the alarm setting value shall not exceed 80×10-. 5.1.11 Alarm
Under normal working environment conditions, for the same detector, when the test gas is chlorine, the difference between the detector's alarm action value and the alarm setting value shall not exceed ±125°C. When the test gas is carbon monoxide, the difference between the detector's alarm action value and the alarm setting value shall not exceed ±300°C.
5.1.12 High-speed air flow
When the test gas velocity is m/5 and the test gas is chlorine, the difference between the alarm action value and the alarm setting value of the controller shall not exceed ±300°C. When the test gas is carbon monoxide, the difference between the alarm action value and the alarm setting value of the detector shall not exceed ±100°C. 5.1.13 The detector can be subjected to various tests under the conditions specified in Table 2. The following requirements shall be met during and after the test: During the test, the detector shall send out an alarm signal or a fault signal. After the test, when the test gas level is hydrogen, the difference between the alarm action value of the detector and the control setting value shall not exceed 2 (×10-bh). When the test gas is carbon monoxide, the difference between the alarm action signal of the detector and the alarm setting value shall not exceed 10×10-” Table 2 Test name Current discharge test Test state V/m/MHr Discharge voltage: V Relief effect 1-_ coc
Three working states
Stop monitoring system
Positive monitoring point
5.1.14 The detector can be controlled under the conditions of the controlled gas in Table 3. The following requirements should be met during and after the test: During the test period, the detector should not send out a batch adjustment or failure warning. 5) After the test, the deep measurement should not be damaged and there should be no trace of the detection. When the test gas is hydrogen, the difference between the alarm action of the detector and the set value of the controller should not exceed 400×\0. When the test gas is a time limit, the difference between the alarm action of the detector and the alarm value should not exceed 160×10.
Trial name
High-voltage theft risk||tt| |Constant light and heat test
Test results
Duration
Total installation time
Relative humidity/off
Special hot time
Test conditions
Working conditions
Stop with monitoring status
Positive demand for inventory status
Positive demand for visual inspection
5.1.15 The detector shall be subjected to the pre-test specified in Table 4. During the test, the effective test detector shall meet the following requirements:) During the post-test period, the detector shall not send out a sensor fault signal; After the test, the detector shall not show mechanical damage and loose parts; When the test gas is effective gas, the alarm value of the operator can be The difference between the alarm setting value and the control setting value should not exceed ±2°C. When the test gas is a chemical model, the alarm action value of the detector and the control setting value should not exceed ±80°C. TB15322.E—2003
This test name
Detection test
Drop test
5.2 Performance of main components
5.2.1 Indicator light
Test result
Maritime standard/H
Acceleration 6
Scanning speed/(u/l.un)
Continuous effect
Each axis door change effectwww.bzxz.net
Drop speed: mm
Number of sections||tt| 5.2.1.1 The light emitting diode indicator light should be used under the test conditions of lJ~150 luq at 1g-lukg scale. The working state or monitoring state should be guaranteed. 5.2.1.2 The indicator light should be marked with different colors. Yellow indicates alarm signal, yellow indicates fault signal and green indicates normal operation. 5.2.1.3 All indicator lights should be clearly marked. Under normal ambient light, the indicator light should be visible at a distance of 3m from the front and top. 5.2.2 The electrical components should be treated with three insulation (moisture-proof, mildew-proof and anti-corrosion). 5.2.3 Sounding devices
5.2.3.1 Under rated working voltage, the sound level of the product at a distance of 1 meter in front of it (A) should be less than 70B and less than 115B
5.2.3.2 Under 65% rated working voltage, each sounding device should be able to make a sound. 5.2.4 Switches and buttons
Switches and buttons should be solid and durable, and their functions should be clearly marked. 5.2.5 The outer cover of the detector should be made of non-combustible material or non-combustible material (oxygen index is 32 or less). 6 Test method
6.1 Test frequency
6.1.1 See Table 5 for the test procedure.
6.1.2 The test samples are 12 and they are numbered before the test. 6.1.3 If the test period is changed in the relevant text, the test is carried out under the condition of low speed vehicle: the temperature is required to be ℃~
, the constant value between 0%RH~75%RH=10%RH: air force, 86kPa~1C6kPa
6, 1.4 If the test is effective in the relevant provisions, the difference between the test data of each operation test is 5%, 6.1.5 The detector should be inspected before the test. The test can be carried out if it meets the following requirements. ) The text, symbols and signs are clear, the surface is not full, the coating is not peeled off and there is no obvious scratch, crack, thorn and other mechanical damage: h!
) The fastening parts are not inspected.
6.1.6 Test gas distribution accuracy
The purity of the combustible gas used to prepare the test gas should not be less than 5%. The air used for the test gas should be new air without dust and with a pressure of 4
GB 15322.6—2003
. The gas distribution accuracy should comply with the standard, and the gas distribution tolerance should not be greater than the reported design value. Table 5
Detector calibration
Test items
External inspection test
Main parts inspection mode
Kinetic energy test
Battery performance test
No-power storage test
General action test
Direct inspection test
General oxygen test
High air flow test
Full process indication shut-off mode
Cloud time test
Full range indication shut-off mode
Electric test
High test
Low test
Steady current test
Detection test
European sales test
Before the test, the detection energy should be calibrated according to the product manual and the set values ​​should be inspected and approved. No calibration shall be performed thereafter. It is allowed to use the calibration station to calibrate the tester. 6.1.8 Detector zero adjustment
Before the test, preheat the detector for 1 hour or perform the test according to the time specified in the product manual). After the test, perform the adjustment test according to the instructions and no further calibration shall be performed thereafter (except when there are special requirements for individual tests). 6.2 Inspection and testing of main components
6.2.1 Purpose
The performance of the main components of the detector shall be changed.
6.2.2 Requirements
The performance of the main components of the detector shall comply with the requirements of Article 5.2. 6.2.3 Methods
6.2.3.1 Check and record the usage of the indicator lights, color markings, visible light and function markings. 6.2.3.2 Check and record the function markings of each switch and connection of the detector. 6.2.3.3 Check and record the detection status 6.2.3.4 Put the detector in batch state, record the level of the detection alarm signal, and then supply power to the detector at a certain voltage. 6.2.3.5 Check the detector's external conditions: and measure the oxygen index of the fuel filling in the reactor. 6.3 Functional test 6.3.1 Purpose To test the function of the detector. 6.3.2 Requirements The function of the detector shall meet the requirements of 5.1.6. 6.3.3 Method 6.3.3.1 After the detector is put on and monitored for 10 minutes, put the detector into the warning state and record the sound and light alarm of the detector. 6.3.3.2 Make the detector in the warning state leave the environment (automatically or manually restore), and record the sound and light alarm number of the detector.
6.3.3.3 Cut off the sensor element of the detector, observe and record the working status of the detector: 6.3.3.4 Perform the self-test of the detector, observe and record the sound and light alarm of the detector. 6.4 Battery performance test
6.4.1 Purpose
Check the battery performance of the detector.
6.4.2 Requirements
The battery performance of the detector should meet the requirements of 1,1.7! 6.4.3 Method
6.4,3.1 Check the low battery indicator of the detector. 6.4.3.2 Operate the detector continuously until the battery is low and the indicator is on. The detector terminal that is in operation continuously operates for 15min. The detector that has reached the working state can operate 10 times. Then press 3, and measure the alarm action value of the detector by the 3-way method. 6.4.3.3 Note: Install a battery with sufficient power on the working end of the detector, so that the hand is always on. B5. Detector working condition: Install a battery with sufficient power on the detector that works once, and make it operate 200 times to check the working condition of the detector. 6.5. De-energized storage test
6. 5.1 Purpose
To check the response capability of the depth detector to the wide storage environment. 6.5.2 Requirements
The detector shall meet the requirements of 5.=.8.
6.5.3 Method
6.5.3.1 Place all calibrated and properly functioning detectors in a low temperature test chamber, and lower the temperature by 25±2 at a rate of not more than 1/min and maintain for 2 hours.6.5.3.2 Take out the detector from the low humidity test chamber and place it in a high temperature test chamber for at least 245°C.6.5.3.3 Place the detector in a high temperature test chamber, and raise the temperature to 55±2 at a rate of not more than 1/min and maintain for 2 hours.6.5.3.4 Take out the detector from the high temperature test chamber and place it in a room under normal working environment for at least 2 hours.6.5.3.5 After the test is completed, under normal conditions, perform the test according to the method in F.5. 6.5.4 Test equipment
Meet the requirements of the 4th production standard of 316838-1997 6.6 Alarm action value test
6.6.1 Purpose
Check the accuracy of the set value of the detector. 6
6.6.2 Requirements
The alarm action value of the detector shall meet the requirements of 3.1. 6.6.3 Method
GB15322.62003
5.6.3.1 Install the detector in the test box according to the normal working state. Turn on the power to make the detector in the normal monitoring state. 6.3.2 Start the ventilation fan to stabilize the air flow velocity in the test box at 0.8m/min. 2m/s and then increase the test gas concentration at a rate not greater than 10910-/mim, until the detector sends a signal and measures the detector's action value. 6.6.4 Test equipment
The test equipment meets the requirements of the headquarters. 6.7 Position test
6.7.1 Purpose
To test the influence of the position on the action value of the detector. 6.7.2 Requirements
The detector and position performance should meet the requirements of 5.1. 6.7.3 Method
6.7.3.1 Install the detector in the test position according to the normal working requirements and connect the power supply to make the detector in the normal receiving state. 6.7.3.2 Start the fan and stabilize the ventilation speed at 0.5m/5min. 2m/5min. Then adjust the test gas concentration at a rate not greater than 100/min until the detector sends out an alarm signal. Measure the alarm action value of the position 0 of the operator on the extraction line. Then, switch to the position 4 to conduct a test again. Measure the alarm action value of each position on the Y and X lines. 6.7.3.3 Respectively measure the alarm action value of each position on the Y and X lines. If the external structure and internal structure of the detector on the Y and X axis have no effect on the airflow, the test can be performed without reversing the Y and X axis. 6.7.4 Test equipment The test equipment shall comply with the provisions of Appendix A of this part. 6.8 Alarm reproducibility test 6.8.1 month
Check the repeatability of the alarm action of the detector. 6.6.2 Requirements
The detector alarm repeatability shall meet the requirements of 1.2: 6.8.3 Method
6.6.3 Method 6 Test 6 times, measuring the action value of the operator each time. 6.8.4 Test equipment
The test equipment shall comply with the provisions of Appendix A of this section. 6.9 High-speed airflow test
6.9.1 Test the responsiveness of the detector to high-speed air washing. 6.9.2 Requirements
The high-speed airflow performance of the detector shall meet the requirements of 5.1.12. 6.9.3 Methods
6.3.3.1 Install the detector in the test box according to the requirements of the normal working state. Turn on the power supply and the detector is in the normal monitoring state. 6.9.3.2 Start the appropriate fan to stabilize the air velocity in the test box at 61m/4=0.5m/5. Increase the monitoring air flow rate at a rate of 1×-0/min with a small volume dispersion until the operator sends out an alarm signal and the detector end of the test panel moves to the value. E.9.4 Test equipment
GB 15322,6—2003
The test equipment shall comply with the provisions of Appendix A of this part. 6.10 Full range indication deviation test
6.10. The full range indication deviation of the detector shall meet the requirements of 5.1. 6.10.3 Methods
6.10.3.1 Connect the detector to the power supply and place it in the monitoring state for 20min. 6.10.3.2 Adjust the clean air core flow rate of the combustible gas entering the gas decompressor respectively, prepare the test body with a white flow rate of 59m/min and reach the detection efficiency of 11%, 2%, 0%, 75%, 3> respectively. Then send the prepared test gas to the sensing element of the depth detector to a minimum of 1:in after the calibration, and record the test to indicate the situation under each situation. 6.10.-Test equipment
a) Parts:
h: Gas release device.
6.11 Release time test
6.11.1 And
Test the response time of the detector.
6.11.2 Requirements
The response time of the detector shall meet the requirements of Article 5.1.5. 6.11.3 Methods
6.11.3.1 Connect the power supply to the detector and put it in the monitoring state for 20 minutes.6.11.3.2 For the detector with combustible gas concentration display function, adjust the flow rate of combustible gas and clean air entering the gas release device to 500m2/m3, and prepare the test gas with a flow rate of 100% of the full capacity of the detector. Send the prepared test gas to the sensor element of the detector through the calibration hood and start the timing at the same time. When the detector displays 0% of the true value, stop the timing and record the response time of the detector (). 6.1.3.3 For the microcontroller with flammable gas sensitivity display, prepare the test gas with a flow rate of 500mL/min and a concentration of 1.6 times the alarm and action value of the explosion detector through the gas sampler. Then send the prepared test gas to the sensor after calibration, and send the alarm number to the timing device when the alarm is set. G.11.4 Test equipment: gas release device; timer. 6.12 High concentration flow test 6.12.1 Purpose To test the operation of the detector within the concentration range. 6.12.2 Requirements
The high alarm filter performance of the detector shall meet the requirements of Article 7.1.1 (6.12.3 Method
6.12.3.1 Install the detector in the test room and keep it in the normal monitoring state for 21 minutes. 6.12.3.2 Deliver the qualified gas with an annual integral efficiency of 1W% to the sensor element of the detector at a rate of 500ml/am. Then, take out the gas in the test box and place the detector in clean air. During the test, observe and record the working state of the deep measurement. After the test, the detector can be in the normal monitoring state. Measure the detector's retreat action value according to the method in Article 5.6.1. 8
6.12.4 Test equipment
Anti-burial test cake.
6.13 Super radio field test
6. 13. 1 Purpose
To test the adaptability of the detector to work in a radio electromagnetic environment. 6.13.2 Requirements
The anti-inductive magnetic field performance of the detector shall meet the requirements of Article 5.1.3. 6.13.3 Method
CB15322.6—2003
6.13.3.1 Install the detector in an isolated place, turn on the power supply, and put the detector in normal monitoring state for 2)m. 6.13.3.2 Arrange the test equipment according to Figure 1, place the transmitting antenna in the middle of the plant, and place the detector and the interference measuring instrument 1m on each side of the transmitting antenna.
China Communication: Limited Receiving
Power Information Science and Technology
Figure 1 Test Monitoring Equipment Layout Diagram
Actual Installation
6.13.3.3 Adjust the power signal of 1MHz~1DCuMHz to make the output rate of the ten-wire meter read 1AV/ml. During the test, the frequency should be within the frequency range of 1MHx-10mnMHs.J); After each shift, the center of the probe should be evenly connected and slowly rotated, and the detection data should be correspondingly rotated. Observe and record the working status of the detector. If the transmitting antenna used is only in the direction, the transmitting antenna should be rotated greatly first, and the test should be carried out on the alignment manipulator. In the 1MHz--1000MHZ average key frequency range, the triple polarization and multi-polarization tests should be carried out respectively. 6.13.3.4 During the test: observe and record the working status of the detector. 6.13.3.5 The test should be carried out in a room. In order to avoid large basic errors, the requirements of 2 should be met. 6.14 Electrostatic discharge test 6.14.1 Purpose To test the adaptability of the deep measuring group to the net electric effect caused by the qualified personnel and the material level. 6. 14.2 The detection of static electricity or electrical performance shall meet the requirements of 5.1.13. 6.14.3 Method 6.143.1 The detector is placed on a pool shelf and the distance from the bottle to the floor is not less than 10m. Turn on the power and keep the detector in the static state for 20m.
6.14.3.2 Adjust the voltage of the static electric generator to 2C055, and use the charging head of the ball to touch the surface of the detector as soon as possible, and make sure that the energy loss is predicted. After the first discharge, the electric shock source should be removed and charged. The detector surface should be charged 3 times, and the detector should be charged at 10 locations at the same time. The time between each charge change should be at least [, and the detection status should be recorded during the test.
6.14.3.3 After the test, measure the alarm action value of the detector according to the method 1, 6, 3. 6.14.4 Test equipment
The equipment is provided in accordance with the provisions of Chapter 1 of B [58-]. 6.15 High temperature test
6. 15. 1 Purpose
To test the stability of the performance of the detector under the condition of frequency recording. 6. 15.7 Requirements
The performance of the detector under the environmental conditions shall meet the requirements of 5.1.14. 6.15.3 Methods
6.15.3, 1 Install the detector in the test box in normal working condition. Turn on the power supply to make the detector in normal monitoring state. 6.15.3.2 Start the fan and make the flow rate in the test box stable at C.8m/s_U.2m/s. Keep the temperature in the test box constant at a rate of no more than 1mia.
6.15.3.3 Measure the data value of the detector according to the method of 6.G3. 6.15.4 Test equipment
The test equipment shall comply with the provisions of the appendix of this part.
6.16 Low temperature test
6.16. 1 Purpose
To test the quality of the detector under low temperature environment. 6.16.2 Requirements
The test performance under low temperature environment should meet the requirements of 5.1.11. 6.16.3 Methods
6.15.3.1 Install the detector in the test chamber with normal working state, turn on the power, and make the detector in normal working state. E.15.3.2 Turn on the power, and the air flow velocity in the environment or test box is stable at 0. 8m/s ± G. = m/5, with a drop rate of no more than 1/min, promote the flash temperature of the test box to drop to -4 yuan 2 and maintain 26.6.16.3.3 Measure the alarm action value of the detector according to the 5.5.% method. 6.16.4 Test equipment
The test equipment should comply with the requirements of the vehicle part A. 6.17 Steady cooling test
6.17.1 Purpose
To determine the performance of the aging detector when it is operating under certain working conditions. 6. 17.2 Requirements
The performance of the tester under constant temperature conditions shall meet the requirements of 5.1.1. 6.17.3 Method
B15322.6—2003
6.17.3.1 Install the temperature detector in the normal working state and connect the power supply to the test box. 17.3.2 Start the fan. Make the gas-liquid velocity in the test box stable at 0.8m/min and the pressure rise rate is 1/min. Raise the temperature in the test box to 22, and then increase the temperature in the test box at a rate of RH/rh. 93% R1. Run for 2h.
6.17.3.3 Measure the operating value of the tester according to the method of 5.3. 6.17.4 Test equipment
The test equipment shall meet the requirements of this section.
6.18 Vibration test
6.18.1 The detector shall be tested for damage to the adaptability of the device and the integrity of the structure. 618.2 Requirements
The vibration resistance of the detector shall meet the requirements of 5.1.15. 6.18.3 Method
6.18.3.! Install the detector on the vibration platform in the normal way. Connect two power supplies and monitor the status of the controller. 6.18.3.2 Start the vibration test platform and make it scan the input and output axes at the speed of 10et/min in the frequency range of 10Hz~150Hz. 6.18.3.3 During the test: monitor the status of the detector. After the test, check the external appearance and the numerical value. 6.18.3.2 After the test, measure the detection data according to the method in 6.6.3. 6.18.4 Test equipment The test equipment meets the requirements of 6B16838, 1997, Section 4. 6.19 Drop test 6.19.1 The test piece is tested for its adaptability to being blown off. 2 Requirements
The detector's ability to withstand a drop shall meet the requirements of 5.1.15. 6.13.3 Method
6.19.3.1 Drop the unwrapped detector freely on a flat, solid surface, with a combined direction of:
(mass less than
) between 1 kg-10
(mass below 0 k)
250 mm:
100 nmm
6.19.3.2 After the test, check the detector's exterior and fastening parts. 113 Methods
6.15.3, 1 Install the detector in the test box in normal working condition, turn on the power supply, and make the detector in normal monitoring state. 6.15.3.2 Start the fan and make the flow rate in the test box stable at C.8m/s_U.2m/s. Keep the temperature in the test box constant at a rate of no more than 1mia.
6.15.3.3 Measure the data of the detector according to the method of 6.G3. 6.15.4 Test equipment
The test equipment meets the requirements of the appendix of this part.
6.16 Low temperature test
6.16. 1 Purpose
To test the performance of the detector under low temperature environment. 6.16.2 Requirements
The performance of the detector under low temperature environment should meet the requirements of 5.1.11. 6.16.3 Methods
6.15.3.1 Install the detector in the test chamber with normal working state, turn on the power, and make the detector in normal working state. E.15.3.2 Turn on the air flow speed in the environment or test box to stabilize at 0.8m/s ± m/5, and reduce the temperature of the test box at a rate of no more than 1/min to reduce the temperature to 4°C and maintain it at 26.6.16.3.3 Measure the alarm action value of the detector according to the method of 5.5%. 6.16.4 Test equipment
The test equipment should meet the requirements of Part A of the vehicle. 6.17 Steady-state cooling test
6.17.1 Purpose
To determine the performance of the age detector when operating under certain conditions. 6.17.2 Requirements
The performance of the detector when operating under constant cooling conditions shall meet the requirements of 5.1.1. 6.17.3 Method
B15322.6—2003
6.17.3.1 Install the detector in the normal working state and connect the power supply in the test box. Start the monitoring state. 17.3.2 Start the fan. Make the gas-liquid velocity in the test box stable at 0.8m/a and 0.m/a. Use the pressure increase rate of 1/mn. Raise the temperature in the test box to 22. After adjustment, increase the temperature in the test box by 5.93% at a rate of not less than 1/mn. Run for 2h.
6.17.3.3 Measure the operating value of the detector according to the method of 5.3. 6.17.4 Test equipment
The test equipment shall comply with this part.
6.18 Vibration test
6.18.1 The detector shall be tested for damage to the adaptability of the device and the integrity of the structure. 618.2 Requirements
The vibration resistance of the detector shall meet the requirements of 5.1.15, 6.18.3 Method
6.18.3.! Install the detector on the vibration platform in the normal way. Connect two power supplies and monitor the status of the controller. 6.18.3.2 Start the vibration test platform and make it scan the input and output axes at the speed of 10et/min in the frequency range of 10Hz~150Hz. 6.18.3.3 During the test: monitor the status of the detector. After the test, check the external appearance and the numerical value. 6.18.3.2 After the test, measure the detection data according to the method in 6.6.3. 6.18.4 Test equipment The test equipment meets the requirements of 6B16838, 1997, Section 4. 6.19 Drop test 6.19.1 The test piece is tested for its adaptability to being blown off. 2 Requirements
The detector's ability to withstand a drop shall meet the requirements of 5.1.15. 6.13.3 Method
6.19.3.1 Drop the unwrapped detector freely on a flat, solid surface, with a combined direction of:
(mass less than
) between 1 kg-10
(mass below 0 k)
250 mm:
100 nmm
6.19.3.2 After the test, check the detector's exterior and fastening parts. 113 Methods
6.15.3, 1 Install the detector in the test box in normal working condition, turn on the power supply, and make the detector in normal monitoring state. 6.15.3.2 Start the fan and make the flow rate in the test box stable at C.8m/s_U.2m/s. Keep the temperature in the test box constant at a rate of no more than 1mia.
6.15.3.3 Measure the data of the detector according to the method of 6.G3. 6.15.4 Test equipment
The test equipment meets the requirements of the appendix of this part.
6.16 Low temperature test
6.16. 1 Purpose
To test the performance of the detector under low temperature environment. 6.16.2 Requirements
The performance of the detector under low temperature environment should meet the requirements of 5.1.11. 6.16.3 Methods
6.15.3.1 Install the detector in the test chamber with normal working state, turn on the power, and make the detector in normal working state. E.15.3.2 Turn on the air flow speed in the environment or test box to stabilize at 0.8m/s ± m/5, and reduce the temperature of the test box at a rate of no more than 1/min to reduce the temperature to 4°C and maintain it at 26.6.16.3.3 Measure the alarm action value of the detector according to the method of 5.5%. 6.16.4 Test equipment
The test equipment should meet the requirements of Part A of the vehicle. 6.17 Steady-state cooling test
6.17.1 Purpose
To determine the performance of the age detector when operating under certain conditions. 6.17.2 Requirements
The performance of the detector when operating under constant cooling conditions shall meet the requirements of 5.1.1. 6.17.3 Method
B15322.6—2003
6.17.3.1 Install the detector in the normal working state and connect the power supply in the test box. Start the monitoring state. 17.3.2 Start the fan. Make the gas-liquid velocity in the test box stable at 0.8m/a and 0.m/a. Use the pressure increase rate of 1/mn. Raise the temperature in the test box to 22. After adjustment, increase the temperature in the test box by 5.93% at a rate of not less than 1/mn. Run for 2h.
6.17.3.3 Measure the operating value of the detector according to the method of 5.3. 6.17.4 Test equipment
The test equipment shall comply with this part.
6.18 Vibration test
6.18.1 The detector shall be tested for damage to the adaptability of the device and the integrity of the structure. 618.2 Requirements
The vibration resistance of the detector shall meet the requirements of 5.1.15, 6.18.3 Method
6.18.3.! Install the detector on the vibration platform in the normal way. Connect two power supplies and monitor the status of the controller. 6.18.3.2 Start the vibration test platform and make it scan the input and output axes at the speed of 10et/min in the frequency range of 10Hz~150Hz. 6.18.3.3 During the test: monitor the status of the detector. After the test, check the external appearance and the numerical value. 6.18.3.2 After the test, measure the detection data according to the method in 6.6.3. 6.18.4 Test equipment The test equipment meets the requirements of 6B16838, 1997, Section 4. 6.19 Drop test 6.19.1 The test piece is tested for its adaptability to being blown off. 2 Requirements
The detector's ability to withstand a drop shall meet the requirements of 5.1.15. 6.13.3 Method
6.19.3.1 Drop the unwrapped detector freely on a flat, solid surface, with a combined direction of:
(mass less than
) between 1 kg-10
(mass below 0 k)
250 mm:
100 nmm
6.19.3.2 After the test, check the detector's exterior and fastening parts. 11
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