High Temperature High Humidity Test Equipment FOr Combustible Gas Detectors

What is the High Temperature High Humidity Test Equipment FOr Combustible Gas Detectors？

ZONSKY High Temperature High Humidity Test Equipment for Combustible Gas Detectors is specialized apparatus used to evaluate the reliability and sensitivity of gas detectors under extreme environmental conditions. This equipment exposes detectors to controlled high temperature and high humidity environments, assessing parameters like response time, accuracy, and stability.

Scope of application:

Compliance：IEC 60079-29-1；EN 60079-29-1；UL 2075；NFPA 72/NFPA 720;AS/NZS 60079.29.1

1. Suitable for industrial and commercial use flammable gas detectors, home combatant gas detectors, industrial and commercial use portable combustible gas detectors, household and small catering kitchen gas alarm and sensor, household gas alarm, the functional tests of the sensor, and functional tests at high, low temperature, damp heat environment;

2. The detection items of the combustible gas detector are as follows:

2.1 Alarm operating value test

2.2 range indicator deviation test

2.3 Response time test

2.4 position test

2.5 Alarm Repeated Test

2.6 Alarm test during the preheating period

2.7 high-speed air current test

2.8 Sampling airflow changes test (only applicable to aspirated samples)

2.9 Detector swap performance test (only applicable to system samples)

2.10 battery capacity test

2.11 Voltage fluctuation test

2.12 High temperature (run) test

2.13 Low temperature (run) test

2.14 Constant damp heat (run) test

2.15 Anti-gas interference performance test (not suitable for samples below 3%Lel)

2.16 Anti-poisoning performance test

2.17 Anti-high concentration gas impact performance test

2.18 Low concentration operation test

2.19 Long-term stability test

2.20 Explosion-proof performance test

2.21 Low concentration of carbon dioxide response performance test (only suitable for detecting carbon monoxide samples)

2. The main advantages of the instrument:

2.1 Function: This test box is a comprehensive test box, and the detection items are complete. The total test project is 21 projects;

2.2 Simple operation and high degree of intelligence, simplify complex procedures, provides accuracy and convenience;

2.3 Configure the matching box, you can perform some tests outside the box;

2.4 Using quality flowmeter+program design, the mixed gas is very convenient and fast;

2.5 Used for multifunctional comprehensive inspection in the laboratory and strong functionality. The inspection items comprehensively covered the inspection items required for the GB15322.1 ~ 3-2019 standard;

2.6 For enterprise units, a special test box has been developed separately, which can save equipment procurement costs and space;

2.7 It has the following test sector:

2.7.1 General functional testing: alarm operating value test, range indicator deviation test, orientation test, alarm repetitive test, alarm test, alarm repetitive test, preheating period alarm test, sampling air flow change test (only suitable for aspirated samples), detector switching performance test (only applicable to system samples), battery capacity test, voltage capacity test, low concentration operation test, long-term stability test, etc. carbon monoxide concentration response performance test (only suitable for detecting carbon monoxide samples);

2.7.2 Environmental operation test: high temperature (operation) test, low temperature (operation) test, constant humidity and heat (running) test;

2.7.3 Anti-gas interference performance test: anti-gas interference performance test (not suitable for the measurement range below 3%Lel);

2.7.4 Anti-poisoning performance test;

2.7.5 flow control input test: resistance of high concentration gas impact performance test, response time test;

2.7.6 Explosion performance test: performed in the explosion-barrier test box;

Performance parameters:

4.1 Instrument composition: Consciously closed-loop wind caves, vortex machines, motors, diversion boards, rectifier grids, windows, exhaust valves, evaporators, heater, flawed gas detector test racks, combustible gas entrances, gas analyzers, temperature, temperature humidity measuring instrument, wind speed meter, and humidification door;

4.2 Test box body:

4.2.1 It is a closed-loop box with a standard closed-loop airway type. The thermal insulation layer is 150mm. The inner wall of the box is USU304#stainless steel plate, 1.5mm thick, the inner room size is 400mm*400mm, and the specification of the test area is 400mm* 400mm*400mm;

4.2.2 There are two specifications of products, ordering and quotation are different;

4.2.3 Enterprise version: For production enterprises for product detection, the function is relatively single. Single -layer structure, no thermal insulation layer, the content of the wind tunnel is 0.5m³; the external size is 2500mm in length, 1200mm wide, and 2000mm high.

4.2.4 Laboratory version: For laboratory detection of different gas detectors, complicated functions, and many detection items. The content of the wind tunnel is 1.1m³; the size and specifications are 4750mmm, 1500mm wide, and 2350mm high;

4.3 Ventures: Wind speed range 0m/s ~ 6.5m/s continuously adjustable;

4.4 wind speed meter: measurement range 0.2m/s ~ 10m/s, measurement error±5%, resolution≤0.1m/s;

4.5 High and low temperature test and constant humidity and heat test:

4.5.1 Temperature range: -40℃～75℃;

4.5.2 Temperature volatility: 0.5℃;

4.5.3 Temperature deviation: ≤2℃;

4.5.4 humidity deviation: ≤3%;

4.5.5 High temperature (run) test:

4.5.5.1 Heating rate: ≤1 ℃/min (air -loaded non -linear);

4.5.5.2 Box internal air flow rate stable: 0.8m/s ± 0.2m/s;

4.5.6 High temperature (run) test:

4.5.6.1 Cooling rate: ≤1℃/min (non -linear);

4.5.6.2 Box internal air flow rate stable: 0.8m/s±0.2m/s;

4.5.7 Constant damp heat (running) test:

4.5.7.1 Heating rate: ≤1℃/min (air -loaded non -linear);

4.5.7.2 Moisturizing rate: ≤5%/min (empty load non -linear);

4.5.8 Compressor: French imported full-secret dual compressor;

4.5.9 Refrigerator: Environmental Refrments R404A;

4.5.10 condenser: fins with sorer motor;

4.5.11 Evapoor: Multi-segment automatic load capacity adjustment;

4.5.12 Insulation Material: Hard Polyurethan foam and glass wool;

4.5.13 Wicing circulation system: adopt a multi-wing fan blades (Sircco Fan);