Some standard content:
National Metrology Verification Regulations of the People's Republic of China JIG 879 - 2002
Ultraviolet Irradiance Meters
Uitravinlct Irradiancc Meters2002-04-15 Issued
200207-01 Implementation
Issued by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China IG $79-2002
Verification Regulations of Ultraviolet Irradiance Meterswww.bzxz.net
VerificationRcgulatinmof
Ultraviolet Irradiance MetersJJG879
Replaces JJG879-—1994
This regulation was approved by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China on April 15, 2002 and came into effect on July 1, 2002 Effective from
Responsible unit: National Optical Metrology Technical Committee Drafting unit: Chinese Academy of Computer Science
This regulation is entrusted to the National Optical Metrology Technical Committee for interpretation. Main drafters of this regulation:
Yu Jialin
Dai Caihong
JJG 870
(China Institute of Measuring Science)
(4National Institute of Measuring Science)
Scope·
Overview·
3 Measuring and display performance requirements -
3.1A, A2, B, four bands
JJG879—2002
3.2 Out-of-band transmission capability of the receiving part3.3 Angle response error of the receiving part
Shift error
Short-term instability
Fatigue characteristics·
Zero Detection error
Indication error
General technical requirements·
Light sensor·
S Metering instrument control·
Test conditions
Verification items
5.3 Verification method-
5.4 Verification result processing
5.5 Verification cycle·
Appendix UV auxiliary radiation attenuation meter verification record
Appendix B UV auxiliary illuminance meter verification certificate (inside) format 1
((2)
1 Scope
JIG 979202
Verification procedure for ultraviolet radiation illuminometer
This procedure is applicable to the initial verification of ultraviolet radiation illuminometer divided into four segments: A., B., and C. The ultraviolet radiation illuminometer (hereinafter referred to as illuminometer) is an instrument used to measure the ultraviolet radiation illuminance, and is used in medical, anti-coagulation, optoelectronics, electro-optical source, chemical industry, building materials, meteorology and other fields. It consists of a receiving part, a micro-scientific part, a light emitting part (the through-tube adopts silicon photodiode), a through-glass filter or a diffuse filter and a time window.
3 Measuring energy requirements
3.1A, A, B, C four-pass division
3.1.1A segment: 320--390m selection value: (360_5)13.1.24 segment: 365m, peak wave: (3651), peak height width 103.1.3 segment: 290--320, value length: (3105)m3.1.4C segment: 253.7, peak gate wavelength a: (253.71), peak height width 2<10 rr:3.2 The receiving part of the external radiation spectrum transmittance 0210
3.3 The angle value of the receiving part is set to be 10\, and the angle value is set to be less than 10. 3.4
The nonlinearity of each process is measured by 1. 3.5 The difference between adjacent processes is not more than 1%3.6 Short-term instability
After starting for 30, the short-term instability is not more than 1%3.7 Fatigue characteristics
Use a UV source with a relative wavelength to irradiate continuously for 1min with a speed of more than [m/cm, and start irradiation and make the value or annual value less than %:3.8 Pregnancy value error
I.IG 879.-- 2002
After playing with the machine: The short-term meter change and change shall not exceed the micro-selection +1. The change value of the meter shall not exceed ±1% of the full-scale indication value:
3.9 Indication error
The indication error of the meter shall not exceed ±10%: It is the indicator and index of the light tube or its light device as the environment planner, refer to the requirements of the standard,
4 General technical requirements
4. 1 Appearance
4.11 The nameplate of the irradiometer shall indicate the trademark, model, product number, date of manufacture and logo, and the power supply used and the safety protection during operation shall be accurately and clearly marked: 4.1.2 The irradiometer shall work normally. The surface of the photodetector, light receiving element, filter and transmission window shall be clean and free of damage, and no obvious scratches, spots, or other defects are allowed. The display part and the keys shall not have defects that affect normal operation.
4.2 Light attenuation
If the irradiator is equipped with an optical attenuator, the optical attenuator shall be intact and the attenuation rate shall be indicated. 5 Control of measuring instruments
Including 100-time verification, continuous verification and currency inspection: 5.1 Verification conditions
5.1.1 Verification equipment
5.1.1.1 The calibration equipment of the irradiometer is shown in Figure 1. It consists of a light track with a length of not less than 2㎡, a lamp The optical track is composed of a frame, a screen, a light guide, a shutter, a receiving part support and a light shielding box. The optical track should be equipped with a distance measuring mark, and its minimum division value is 1mr15.1.1.2 One high-voltage lamp, one black light type high-pressure mercury lamp and one low-pressure mercury lamp. 5.1.1.3 One AC regulated power supply and one current regulated power supply. The voltage instability of the AC regulated power supply shall not exceed 3.3. The current instability of the current regulated power supply shall not exceed 3.05%/30min. The light radiation change rate of each lamp shall not exceed 1% within 30uin
5.1.1.4 Three standard outdoor lighting instruments,
5.1.2 Environmental factors
Temperature (20-5)C: Relative humidity 70%RH. Shielding measures should be taken in the air to prevent the sun's rays from damaging the incandescent light source. 5.2 Verification items day
5.3 Verification method
5.3.1 Appearance and zero point detection
5.3.T.1 Appearance inspection
Use the daylight method to inspect the appearance of the radiometer and optical attenuator. It should comply with 4.1, 4.? The regulations are, 2
JJG879-20K2
Figure 1 calibration installation diagram
[is and general description: 2
Ultraviolet time path: 3 light: 4
Standard: Tested irradiation rise:
5-Energy final positioning support:-Comparison rail:-ton calendar table 1
External gauge and zero point inspection
The wavelength and external cutoff capacity of the receiving part are nonlinear
Main process shifting and stopping
Short and fast non-qualitative
Spinning labor tolerance
Small deviation error and value control
Inspection List of specified items
First inspection
: “-“General inspection,” “Inspection E
5.3.1.2 Seasonal change of display part and subsequent inspection of zero value error
In-use inspection
Under complete light-shielding conditions, the display part is allowed to have a dark current display of less than 1%, and the measurement is calculated.3
JJG8792
and the error data is collected at the same time: the zero point and the element point of the display part are marked with light, and the pointer should quickly reach the zero point when exposed to ultraviolet radiation: the value error shall not exceed 3.8. 5.3.2 The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified. The wavelength specification of the receiving part shall be verified.
331.2 Device Figure 1: Adjust the mercury lamp to emit light and place the light receiving part of your lamp in the position of the three lights, so that the center of the lamp is located on the measuring light vehicle, adjust the position of each light source between the lamps, and restore the mercury lamp to the position of the light receiving part without blocking the mercury lamp filter
54.3 Light the mercury lamp, and change the distance between the receiving part of the measurement and the lamp to 0mm. When the display value of the meter reaches the maximum value of the range, record the meter's display value immediately, and then check the meter's display value. Verify the formula (1) when the meter changes the value, and the error coefficient of the change of the range is 3.5:
The error coefficient of the change of the range
Where:
is the verification value of the low range;
is the display of the upper range adjacent to the upper range.
5.3.5 Instability of the meter response period
, nominal value! ×100%
5.3.5.」Short-term stability of the lighting meter (see Figure 1): (1)
s...2 permanent lamps, preheating holes im: adjust the light received with the light and the object to make the minimum lighting measurement value greater than the maximum value of the quantity by 12 cards, record the value to make the 2 frame 5 light, use the ball standard vehicle lighting training to replace the inspected box lighting meter production record the standard vehicle lighting pot value: close the light time 3 shutter: 30F film, the above vehicle operation certificate table Before the illumination value and the standard precision illumination value, the formula 2 is given out to give up the stability of the meter.
irradiation meter short stability
-1100%
5.3.5.3 The instability of the meter is about 3.6. 5.3.G The fatigue meter is slow and slow
5.3.6.1 The calibration device of the meter is shown in Figure 1.53.2. Ignite the lamp, pre-ignite 30Wm and receive the light of the receiving part forever! The distance between the light and the receiving part is 1, so that the minimum focal length of the light is 1, and the values before and after the continuous illumination are recorded. The change rate of the meter is the least.
The stability rate of the meter is
or: - the first indication of the meter;
-, the axle monitoring meter depends on the position of the car when the continuous illumination is 1min. 5.3.6.3 The auxiliary characteristics of the recording step should meet the requirements of 5.3.? The value verification and indication error of the light meter x
53.7.! Inspection device Figure 1, different filter segment irradiance meter, select the month not company (3)
A not A band report meter layer high pressure lamp I irradiance system before the next lamp: 3 filter bottle irradiance meter with high mercury lamp war lamp: C wave stock light irradiance meter pressure to
3. Thank you for the light emitting and receiving parts of the science, the German step straight optical axis, the center position of the "measurement axis factory", the lamp and the receiving part of the light reading letter, so that the common request lamp to send the light to the receiving surface, the effective change lamp receiving mail space, the company accurate receiving part of the multiple breeding cattle on the production of different illuminance values ignite the request lamp, heat 30m: a long standard irradiance meter according to the modification on the rotating platform are to let! Record the scattered illumination value, and collect the average value of these values as the core distance to calculate the external light illumination of the lamp: install the receiving part of the tested plug-in on the front platform, make the receiving room and the receiving surface of the meter at the same position, and carry out calibration: the net range of the meter to be tested must be at least 1000 meters high and 1000 meters low: during calibration, place the receiving part on the plug-in lighting field [m layer] again to calculate its value: the table plate should be checked twice, and the average value is taken as the final test result. During the inspection, use the standard operating meter to monitor the changes of the auxiliary light of the lamp. If changes are found, the standard characteristic should be corrected in time,
5.3, 7.3 using formula (4) Calculate the small parallax of the calculation, reduce the parallax in accordance with Article 3.9, the tea-standard paint recording clarity is 100%
standard value
5.3.8 The price standard of the receiving point is inquiring and answering the question
5.3.8.1 The control device of the receiving point shall comply with the description of Figure 1, (4)
5.3.8.2 Adjust the recording lamp light surface and the receiving light level according to the change of the Carmen ten axis, and make a measurement on the optical axis: the recording rate is good and the receiving part is the same as before, then compare the distance between the recording lamp and the receiving light and the closest person to the recording lamp and the receiving light can be adjusted to make its piece of light projected onto the receiving surface in the same way as the light from the indicator lamp. 5.3.8.3 ignite the soft and hot 3m: the use of the product on the support to rotate the allowable degree of the moment, with 1 goods asked at 1 time 1 reverse rotation, and respectively record the center, 11·- ",, [-[U each degree reading, compared with the pick up 3 tracking:
5.8 I according to the value of the string: the value of the string will be calculated separately, after the calculation of 1-110, the measured value of each degree of the angle error, the actual error should not exceed .3 period. The calculation method is as follows
JJG8792002
angle error = two × 100%
where: t -- 1{\ to 110° theoretical value (; -11: 110\); -- 11 to 110° measured value ( -1110°) 5.4 Inspection Result Processing
Irradiometers that meet the requirements of this regulation will be issued with an inspection certificate; those that do not meet the requirements of this regulation will be issued with an inspection result notice and a note indicating that they will not meet the requirements. The inspection certificate and inspection result notice must include the name, wavelength and type of the light source used in the inspection.
5.5 Inspection Cycle
Irradiometer inspection cycle shall not exceed 1 year. 6||t t||Appendix A
Inspection unit
Inspection period
Type of inflammation
Request for lamp holder
External inspection
Standard value
(pWrare)
Conclusion:
Interval:
Prosthetic organ type and
First carbon
Room Yi A
High pressure mercury lamp
LIG; 87-200)2
UV radiation meter calibration record
Qualification phase II
Production, home
Subsequent calibration
Environmental calibration
Relative humidity>%R1
Ink light commercial pressure end
Standard value: w/em)
Standard light meter reading
Sheet runoff value (uW/ur
Small road calibration
Average value
Ping and provincial/
(pw/m)
Valid until
Verification:
Only number
Type calibration
Low industrial lamp
Three averages
Error in indication
Appendix B
JJGB79
UV radiation irradiometer certification certificate (inside) format Metrological standard used:
Metrological standard certificate number:
Relying technical documents:
Verification conditions
. Wavelength nm:
2. Light source:
3. Standard hysteresis type:
4. Others:
Verification results
1. External verification:
2. Error in indication:
3. Annual change rate of the irradiometer pad value:
4. Conclusion:
Environmental conditions:
Air temperature:
Cabinet relative humidity:Thank you for the study. The emitting and receiving parts of the lamp can be straightened in half, and the optical axis is located at the center of the measuring axis. The receiving parts of the lamps are separately adjusted to make sure the light emitted by the lamps is not directed to the receiving surface. The distance between the receiving and emitting parts of the lamps is different. The company has produced multiple lamps with different illumination values on the receiving part. The heat radiation meter is modified according to the rotating platform: 30m: 30m long! Record the scattered illumination value, and collect the average value of these values as the core distance to calculate the external light illumination of the lamp: install the receiving part of the tested plug-in on the front platform, make the receiving room and the receiving surface of the meter at the same position, and carry out calibration: the net range of the meter to be tested must be at least 1000 meters high and 1000 meters low: during calibration, place the receiving part on the plug-in lighting field [m layer] again to calculate its value: the table plate should be checked twice, and the average value is taken as the final test result. During the inspection, use the standard operating meter to monitor the changes of the auxiliary light of the lamp. If changes are found, the standard characteristic should be corrected in time,
5.3, 7.3 using formula (4) Calculate the small parallax of the calculation, reduce the parallax in accordance with Article 3.9, the tea-standard paint recording clarity is 100%
standard value
5.3.8 The price standard of the receiving point is inquiring and answering the question
5.3.8.1 The control device of the receiving point shall comply with the description of Figure 1, (4)
5.3.8.2 Adjust the recording lamp light surface and the receiving light level according to the change of the Carmen ten axis, and make a measurement on the optical axis: the recording rate is good and the receiving part is the same as before, then compare the distance between the recording lamp and the receiving light and the closest person to the recording lamp and the receiving light can be adjusted to make its piece of light projected onto the receiving surface in the same way as the light from the indicator lamp. 5.3.8.3 ignite the soft and hot 3m: the use of the product on the support to rotate the allowable degree of the moment, with 1 goods asked at 1 time 1 reverse rotation, and respectively record the center, 11·- ",, [-[U each degree reading, compared with the pick up 3 tracking:
5.8 I according to the value of the string: the value of the string will be calculated separately, after the calculation of 1-110, the measured value of each degree of the angle error, the actual error should not exceed .3 period. The calculation method is as follows
JJG8792002
angle error = two × 100%
where: t -- 1{\ to 110° theoretical value (; -11: 110\); -- 11 to 110° measured value ( -1110°) 5.4 Inspection Result Processing
Irradiometers that meet the requirements of this regulation will be issued with an inspection certificate; those that do not meet the requirements of this regulation will be issued with an inspection result notice and a note indicating that they will not meet the requirements. The inspection certificate and inspection result notice must include the name, wavelength and type of the light source used in the inspection.
5.5 Inspection Cycle
Irradiometer inspection cycle shall not exceed 1 year. 6||t t||Appendix A
Inspection unit
Inspection period
Type of inflammation
Request for lamp holder
External inspection
Standard value
(pWrare)
Conclusion:
Interval:
Prosthetic organ type and
First carbon
Room Yi A
High pressure mercury lamp
LIG; 87-200)2
UV radiation meter calibration record
Qualification phase II
Production, home
Subsequent calibration
Environmental calibration
Relative humidity>%R1
Ink light commercial pressure end
Standard value: w/em)
Standard light meter reading
Sheet runoff value (uW/ur
Small road calibration
Average value
Ping and provincial/
(pw/m)
Valid until
Verification:
Only number
Type calibration
Low industrial lamp
Three averages
Error in indication
Appendix B
JJGB79
UV radiation irradiometer certification certificate (inside) format Metrological standard used:
Metrological standard certificate number:
Relying technical documents:
Verification conditions
. Wavelength nm:
2. Light source:
3. Standard hysteresis type:
4. Others:
Verification results
1. External verification:
2. Error in indication:
3. Annual change rate of the irradiometer pad value:
4. Conclusion:
Environmental conditions:
Air temperature:
Cabinet relative humidity:Thank you for the study. The emitting and receiving parts of the lamp can be straightened in half, and the optical axis is located at the center of the measuring axis. The receiving parts of the lamps are separately adjusted to make sure the light emitted by the lamps is not directed to the receiving surface. The distance between the receiving and emitting parts of the lamps is different. The company has produced multiple lamps with different illumination values on the receiving part. The heat radiation meter is modified according to the rotating platform: 30m: 30m long! Record the scattered illumination value, and collect the average value of these values as the core distance to calculate the external light illumination of the lamp: install the receiving part of the tested plug-in on the front platform, make the receiving room and the receiving surface of the meter at the same position, and carry out calibration: the net range of the meter to be tested must be at least 1000 meters high and 1000 meters low: during calibration, place the receiving part on the plug-in lighting field [m layer] again to calculate its value: the table plate should be checked twice, and the average value is taken as the final test result. During the inspection, use the standard operating meter to monitor the changes of the auxiliary light of the lamp. If changes are found, the standard characteristic should be corrected in time,
5.3, 7.3 using formula (4) Calculate the small parallax of the calculation, reduce the parallax in accordance with Article 3.9, the tea-standard paint recording clarity is 100%
standard value
5.3.8 The price standard of the receiving point is inquiring and answering the question
5.3.8.1 The control device of the receiving point shall comply with the description of Figure 1, (4)
5.3.8.2 Adjust the recording lamp light surface and the receiving light level according to the change of the Carmen ten axis, and make a measurement on the optical axis: the recording rate is good and the receiving part is the same as before, then compare the distance between the recording lamp and the receiving light and the closest person to the recording lamp and the receiving light can be adjusted to make its piece of light projected onto the receiving surface in the same way as the light from the indicator lamp. 5.3.8.3 ignite the soft and hot 3m: the use of the product on the support to rotate the allowable degree of the moment, with 1 goods asked at 1 time 1 reverse rotation, and respectively record the center, 11·- ",, [-[U each degree reading, compared with the pick up 3 tracking:
5.8 I according to the value of the string: the value of the string will be calculated separately, after the calculation of 1-110, the measured value of each degree of the angle error, the actual error should not exceed .3 period. The calculation method is as follows
JJG8792002
angle error = two × 100%
where: t -- 1{\ to 110° theoretical value (; -11: 110\); -- 11 to 110° measured value ( -1110°) 5.4 Inspection Result Processing
Irradiometers that meet the requirements of this regulation will be issued with an inspection certificate; those that do not meet the requirements of this regulation will be issued with an inspection result notice and a note indicating that they will not meet the requirements. The inspection certificate and inspection result notice must include the name, wavelength and type of the light source used in the inspection.
5.5 Inspection Cycle
Irradiometer inspection cycle shall not exceed 1 year. 6||t t||Appendix A
Inspection unit
Inspection period
Type of inflammation
Request for lamp holder
External inspection
Standard value
(pWrare)
Conclusion:
Interval:
Prosthetic organ type and
First carbon
Room Yi A
High pressure mercury lamp
LIG; 87-200)2
UV radiation meter calibration record
Qualification phase II
Production, home
Subsequent calibration
Environmental calibration
Relative humidity>%R1
Ink light commercial pressure end
Standard value: w/em)
Standard light meter reading
Sheet runoff value (uW/ur
Small road calibration
Average value
Ping and provincial/
(pw/m)
Valid until
Verification:
Only number
Type calibration
Low industrial lamp
Three averages
Error in indication
Appendix B
JJGB79
UV radiation irradiometer certification certificate (inside) format Metrological standard used:
Metrological standard certificate number:
Relying technical documents:
Verification conditions
. Wavelength nm:
2. Light source:
3. Standard hysteresis type:
4. Others:
Verification results
1. External verification:
2. Error in indication:
3. Annual change rate of the irradiometer pad value:
4. Conclusion:
Environmental conditions:
Air temperature:
Cabinet relative humidity:Conclusion:
Environmental conditions:
Air temperature:
Cabinet to vacuum:Conclusion:
Environmental conditions:
Air temperature:
Cabinet to vacuum:
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