Contents
Foreword 1
1 Scope 2
2 Normative references 2
3 Definitions 2
4 Classification 2
5 Technical Requirements 3
5.1 Performances 3
5.2 Performance Review of Main Components 7
6 Test Methods 7
6.1 Test Guideline 7
6.2 Key Part Inspection Test 9
6.3 Power-off Storage Test 9
6.4 Alarm Value Test 10
6.5 Directivity Test 10
6.6 Alarm Repeatability Test 11
6.7 High-Speed Air Flow Test 11
6.8 Pressure Fluctuation Test 12
6.9 Full-Scale Indicator Deviation Test 12
6.10 Response Time Test 12
6.11 High-concentration Flooding Test 13
6.12 Insulation Resistance Test 14
6.13 Withstand Voltage Test 15
6.14 Shoot Magnetic Field Test 15
6.15 Electrostatic Discharge Test 17
6.16 Electric Transient Pulse Test 17
6.17 High Temperature Test 19
6.18 Low Temperature Test 19
6.19 Steady-state Damp & Heating test 20
6.20 Vibration Test 20
6.21 Drop Test 20
6.22 Long-term Stability Test 21
6.23 Gas Interference Test 21
7 Marks 22
7.1 Product Mark 22
7.2 Marks for Quality Inspection 22
8 Inspection Rules 22
8.1 Delivery Inspection 22
8.2 Type Inspection 23
Annex A (Normative) Point pattern combustible gas detector test facility 25
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