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Sensing Type: Electrochemical
Gas: SO2
Measuring Range: 0-10ppm
Output Signals:
4–20mA Analog
Modbus RS485 RTU
Sensor Warm-Up: 60 sec
Response Time: < 30 sec
Accuracy: ±1%
Operating Temperature: -20°C ~ +50°C
Humidity: 5 ~ 95% RH (Non-condensing)
Input Voltage:
Min: 10 VDC
Max: 32 VDC
Nominal: 24 VDC
Power Consumption: Max. 2W
Optional Relay Outputs:
2 Alarm relays (selectable)
1 Fault relay
(All relays NO/NC adjustable)
Cable Entry: 1 × 1/2” NPT
Ingress Protection: IP65
Enclosure: Epoxy painted die-cast aluminium
Sensor Head: Nickel-plated brass SH20
Dimensions: 230 × 120 × 100 mm
Weight: 1100 g
Hazardous Area Classification: Zone 2 – Category 3
Standards (Sensor Head):
EN 60079-0
EN 60079-1
EN 60079-18
