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Gas Sense Industrial Sulphor Dioxide Detector, 20ppm

£510.00 (inc VAT: £612.00)

Low Stock

SKU: ZS-SO2/20 Category: Brand:


The Gas Sense Industrial Sulphor Dioxide Detector, 20ppm is a compact and durable gas detection device housed in an IP65 ABS enclosure with top and side cable entries, designed for easy sensor replacement.


  • The device features three indications and three relay outputs, including a pre-alarm LED with a voltage-free changeover relay, an Alarm 1 indication with a voltage-free changeover relay, and an Alarm 2 indication with a voltage-free changeover relay
  • The unit also provides a 24Vdc output that is triggered at the alarm level
  • The sensor/cyberboard is housed in an accessible chamber, allowing for easy replacement of the sensor when necessary


  • Gas Type : Sulphur Dioxide (SO2)
  • Model Number : ZS-SO2/20
  • Part Number : 47-555
  • Target Gas Range : 0-20ppm
  • Replacement Sensor Part Number: CY-DTX-NT-SO2-PL20
  • Specific Gravity (Air=1) : 2.26
  • Sensor Lifetime : 3 Years
  • Pre-Alarm Settings (ppm) Bold=Default : 2.0ppm, 3.0ppm, 4.0ppm, 5.0ppm, 6.0ppm
  • Alarm 1 Settings (ppm) Bold=Default : 4.0ppm, 5.0ppm, 6.0ppm, 7.0ppm, 8.0ppm
  • Alarm 2 Settings (ppm) Bold=Default:  6.0ppm, 7.0ppm, 8.0ppm, 9.0ppm, 10.0ppm
  • Response Time: <25 Seconds
  • Operating Voltage: 21 – 30VDC
  • Quiescent Current: 48mA (250mA Surge)
  • Warm-Up Time: 2 Minutes
  • Operating Temperature: -20°C – +50°C
  • Maximum Humidity: 15 % – 90% RH
  • IP Rating: IP65
  • Storage Time Without Compromising Lifetime: 6 Months from date of manufacture
  • Recommended Storage Temperature:  0°C – 20°C
  • Gas Sensor Type: Electro Chemica
  • Dimensions (mm): 174(H) x 133(W) x 75(D)
  • Weight: 0.8kg


Additional information

Weight 1 kg