The SH100 standalone combustible gas detector manual provides installation, operation, safety, maintenance, and troubleshooting instructions.
This manual describes the SH100 detector, a standalone device for detecting combustible gases such as natural gas, liquefied gas, and manufactured gas. It explains the detector’s functions, indicator lights, alarm levels, and self‑test procedures.
The guide covers proper installation locations, wiring, power requirements, routine maintenance, and how to diagnose common faults. It also includes warranty information and safety warnings for reliable operation in home kitchens and other gas‑exposed areas. This manual is written in Chinese.
| Detectable gases | natural gas, liquefied gas, manufactured gas (optional) |
|---|---|
| Sampling method | diffusion |
| Sensor type | catalytic combustion |
| Service life | ≥ 3 years, replace after 5 years |
| Alarm concentration | 25 % LEL |
| Response time | < 30 s |
| Alarm sound level | > 70 dB |
| Working voltage | AC 220 V ± 10 % / 50 Hz ± 5 % |
| Operating temperature | -10 °C to 50 °C |
| Relative humidity | ≤ 85 % |
| Dimensions | 69 mm × 96 mm × 35 mm |
| Net weight | ≈ 80 g |
Press the red control button for less than 0.6 seconds; the indicator lights flash red, yellow, green and the buzzer sounds for three seconds.
Check whether the sensitivity is set too high or there is a circuit fault; recalibrate the unit or return it to the manufacturer for repair.
It can detect natural gas, liquefied gas, and manufactured gas (optional).
For natural or manufactured gas, install the detector on the ceiling about 30 cm below the ceiling; for liquefied gas, install it 30 cm above the floor, both positioned 1 m to 3 m from the gas source.