This standard specifies the basic parameters, requirements, test methods, inspection rules and marking, packaging, transportation and storage of rainfall sensors, and is applicable to the design, production, inspection and acceptance of SL2-1 rainfall sensors. QX/T 13-2002 SL2-1 rainfall sensor QX/T13-2002 Standard download decompression password: www.bzxz.net

ICS 57.060
Meteorological Industry Standard of the People's Republic of China
QX/T13—2002
SL2-1 Rainfall Sensor
SL2-1 Precipitatlonsensor
Published on 2003-02-11
Published by China Meteorological Administration
Implemented on 2003-09-01
This standard is issued by China Meteorological Administration's Panzhou Meteorological and Geophysical Surveying and Surveying Department. The Dachong Meteorological Instrument Factory is not the drafting unit of this standard. This standard is published for the first time.
QX/T13—20C2
1 Scope
SL.2-1 Rain gauge sensor
QX/13—2
This standard defines the requirements, test methods, inspection rules and regulations for the design, production, inspection and acceptance of special type 21 rainfall sensors. 2 Normative references
The following documents have become the previous clauses of this standard through the introduction of this standard: All documents with consecutive months of use shall be used according to the All subsequent revisions (excluding errors caused by internal consultation or your subscription) are not applicable to the regional standard. However, all parties involved in the research and development of this standard are encouraged to use the latest version of this document and note the date of the referenced document. The latest version is applicable to this standard code: T105-2009 Packaging Conditions and Transportation Pictorial Marks
H/T2H25-2072 Periodic Inspection Count Sampling Sequence and Table (Applicable T9 Design Table Transportation, Transportation Storage Basic Environmental Conditions and Test Methods 3 Basic Recommendations
3. 1 Overall dimensions:
) Transducer: length, 431 smm±2 mry diameter, 8 rm=U.= mm;) Bracket: 369m
3.2 Measurement:
=) Sensor: 5. 1 kg: 3.2 ≤:
) Bracket 5,6k±0.5kg
3.3 Assembly form: external filling, sensor chassis assembly and Wenrong, 3.4 approximately uniform ratio single bucket or
3. 5 Output mode: and closed number,
4 Requirements
4. 1 Water-bearing -; inner diameter is =9. 5-m and the mouth is 45+. 4.2 Adjustment 3.1m
4.3 Resolution 0,1mm
Measurement rate range: greater than t, 1mrn:
4.5 Charging error rate under 3~mm/min: 20mm10mm), 4 (>1Cmm), 4.6 Appearance:
.) The sensor components must be made and installed correctly, without any loose, deterioration or other defects: the depth of the sensor is solid, uniform, and light, and there must be no defects such as scratches and rust. 4.7 T specification. 3-60.
4.8 The packaging of the sensor meets the requirements of JB32. Among them, the high flow selection H=: 2: low temperature selection -% + sail fixed humidity selection relative humidity is 9 drop height to make the drop effect 1 time. 5 Test method
5. Water-bearing test 4.11
QX/T 13—2002
The inner diameter of the water-bearing is measured in three directions with a vernier ruler with a reading value of 0.05m. The inner diameter of the water-bearing is measured in three directions with a reading value of 1: The inner diameter of the water-bearing is measured in three directions with a vernier ruler with a reading value of 5. 5.2 Reading value and instantaneous force test (4.2~4.3) 5.2.1 Test equipment
U. 1 mm:2 ml> One transmitter.
5.2.2 Test method
Measure the water-bearing test with a 0.1mr (2ml) transmitter end. The water-bearing test is in accordance with the requirements of the test method. 5.3 Measurement range and allowable error test (4.4 → 4.5) 5.3.1 Station test equipment
seconds only;
Let the counter:
.765 type flow-station,
5. 3.2 Test conditions
-temperature, 20%15℃:
-scan verification: %85%:
5.3.3 Under the condition of 70 mm rainfall, make three tests when the rainfall intensity is 1.5 mn/min and 2.5 mn/min respectively. 5.3.4 Under the condition of 3) mm rainfall, make one test when the rainfall intensity is 1 mm/min and three tests when the rainfall intensity is 4 mm/min respectively. 5.4 Appearance test (4.6)
Use the conventional daily measurement method to conduct an empty inspection. bZxz.net
5.5 Working environment temperature test (4.7
5.5.1 Test equipment,
--low temperature test chamber
--high temperature test chamber.
5.5.2 Place the measuring sensor in a low temperature test chamber and lower the temperature to 1°C. You can manually add water into the instrument to keep it in an operating state for 4 h.
5.5.3 Place the measuring sensor in a high temperature test chamber and raise the temperature to 6°C. You can manually add water into the instrument to keep it in an operating state for 4 h.
5.6 Transport packaging test (4.8)
Inspect according to the thermal requirements of B/1929. 6 Inspection and testing
6.1 Each unit shall be inspected for delivery according to the requirements of Article 4-4.6 of this standard. It can be delivered only after it has passed the inspection. 6. In the following cases, type test shall be carried out: 1. When there is no design, 2. When there are major improvements in the quality and calibration materials, 3. When the production is not regularly changed:
4. When the national quality supervision agency proposes the type test requirements, 6.3 Type test date shall be tested in accordance with all the requirements of Chapter 1 of this standard. 6. The sample selection for type test shall be carried out in accordance with the sampling method specified in H2329: single sampling is strictly prohibited, and the sample selection method is as follows: Class A RQ33; Class C RQ33; Class Q1032
Marking, packaging, transportation and storage
7. 1 Marking
Each front sensor should have the following markings: Product name and model
Manufacturer name,
Product number:
Metering instrument certification number.
7.2 Packaging
7.2.1 The rainfall sensor should be wrapped with foam plastic film and then packed in a box. There should be enough filling material in the box. 7.2.2 The packaging box should be solid and anti-corrosion, and there should be a mark that cannot be dropped. The content is: Manufacturer name and address:
Product name and model;
Sending and receiving unit, address
Product implementation standard code
QX/T 13—2002
Marking: "upward", "easy to mourn", "afraid of rain" and other patterns and corresponding patterns: the medical indication mark should comply with the requirements of B/T191. 7.3 Transportation
The sensor can be transported by common transportation tools after packaging, and is suitable for various transportation conditions. 7.4 Storage
The sensor should be stored in an environment with a temperature of 40°C and a relative humidity of less than 18°C. The indoor air should not contain corrosive gases.
Daily packaging
Each rain belt sensor is packed with:
one sensor!
One brush,
|One user manual!
——One product certificate
One packing list,
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