DETECTION PRINCIPLE | Infrared absorption |
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DETECTION RANGE | 3%LEL~100%LEL (Standard detection range) 0~0.5%Vol···5%Vol (Available range) |
DETECTION METHOD | Diffusion |
ACCURACY | ±2%F.S. |
REPEATABILITY | ±2% |
RESOLUTION | 1%LEL(Standard detection range) , (0.1% /0.01% /0.001%) Vol (Available range) |
RESPONSE TIME | T90≤10S |
DISPLAY METHOD | OLED HD display, LED indication |
ALARM METHOD | LED lighting alarm(Audible and visual alarm is optional) |
ADJUSTMENT METHOD | Infrared remote control, magnetic |
POWER SUPPLY | 24VDC(18-32VDC) |
POWER CONSUMPTION | ≤ 2W, ≤ 7W (heating on) |
OUTPUT SIGNAL | 4~20mA (three wires) 4~20mA+HART (optional) RS485 Modbus (four wires) Three sets of relay switch output (2A 30V DC) 24V DC output (driving sound and light alarm) 4G/5G/NB-IoT/LORA wireless communication transmission (optional) |
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ELECTRIC CONNECTION | Three interraces, NPT3/4"(F), NPT1/2"(F), M25x1.5 (According to customer’s requirement) |
WORKING TEMPERATURE | -40℃-+70℃ |
WORKING HUMIDITY | 0-99%RH/ No condensation |
SENSOR LIFETIME | ≥10years |
EX-PROOF CERTIFICATE | Ex db llC T6 Gb/ Ex tb lIIC T80°C Db |
IP GRADE | IP67 |
HOUSING MATERIAL | Aluminium alloy/ SS316 |
OVERALL DIMENSIONS | 306mmx126mmx118mm(WxHxD) |
WEIGHT | 2,500g(Aluminium alloy); 3,850g(SS316) |