-Detects gas leaks (EX-301) and emits a warning sound (GRD-3000).
- It is used in gas storage and industrial plants to prevent explosions.
- When an alarm signal is input from the outside, the shut off device’s alarm indicator lamp lights up and the alarm sounds.
- If there is a gas leak due to an incident with a gas device or gas pipe, the lamp is activated and the alarm sounds within a 15% range of LEL (Limit Emergency Level).
Type: AC 220V, detachable type, industrial type, LNG, immediate alarm type, catalytic combustion type , diffusion type
Rated voltage: AC 220V/60Hz
Power consumption: 5.8VA
Operating temperature range: -20℃~+40℃
Target gas: LNG/LPG
1st stage alarm set point: LEL 15%
Concentration level range: LEL 0~100%
External output: 1. Normal: OV, Alarm: +12V
2. Relay point: (NO, COM, NC)
Measurements: 138 (W)X235 (H)X80 (D)mm
Mounting structure: mounting type Ex ⅡB T4
Detection element: catalytic combustion sensor
Areas of use: gas storage