Sensidyne SensAir Fixed Point Gas Detector (12-30 VDC)
Sensor: Electro-chemical, Galvanic, or Catalytic Bead
Power Requirement: 24 VDC, nominal, up to 6 Watts
Voltage Range: 12-30 VDC
Current Consumption (Max): 300mA, typical 125mA
Loop Resistance, including the Termination Resistance: Up to 500Ω
Transmission Link: 4–20 mA current source, non-isolated with respect to Common (3 wires)
Operating Temperature:
-40˚ to 167˚F (-40˚ to 75˚C) for catalytic bead
-4˚ to 122˚F (-20˚ to 50˚C) for electro-chemical cell
Storage Temperature: -40˚ to 122˚F (-40˚ to 50˚C)
Operating Humidity: 0-95% RH, non-condensing
Oxygen Requirement:
10% by volume, minimum for catalytic bead sensors
1% by volume, minimum for O2/toxic sensors
SensAir Sensor Options
Combustible Catalytic Bead*
Oxygen (O2) with SensAir O2
Hydrogen Sulfide (H2S) 50ppm
Hydrogen Sulfide (H2S) 100ppm
Carbon Monoxide (CO) 100ppm
Carbon Monoxide (CO) 250ppm
Carbon Monoxide (CO) 500ppm
Carbon Monoxide (CO) 1000ppm
Nitric Oxide (NO) 100 ppm
Hydrogen (H2) 1000ppm
Consult Factory for Other Gases
* Highly Robust, Poison Resistant
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