Dwyer quality Carbon Monoxide Transmitter GSTA-C with Universal Current/Voltage Outputs.
Sensor: Field replaceable electrochemical, 4 years typical lifespan. Recommend calibration every 6 months.
Range: CO: switch selectable 200 or 500 ppm.
Output Drift: <5% per year in air.
Coverage Area: 5000 to 7500 sq ft typical.
Accuracy: CO=2% of reading
Resolution: CO=1 ppm
Temperature Range: -4 to 122°F (-20 to 50°C).
Storage Temperature: For best sensor life, 32 to 68°F (0 to 20°C).
Humidity Range: 15 to 90% RH constant; 0 to 99% RH intermittent.
Response Time: <45 seconds to 90% CO
Span and Zero Adjustment: Via pushbutton, using optional A-449 display.
Housing: UV resistant glass filled polycarbonate.
Output: Switch selectable 4 to 20 mA (loop powered), 0 to 5 V @ 5 mA, or 0 to 10 V@ 5 mA;
Switch selectable 0 to 5 V / 1 to 5 V and 0 to 10 V / 2 to 10 V;
Switch selectable normal or reverse output.
Power Supply: Current output=10 to 35 VDC;
Voltage output=15 to 35 VDC or 15 to 29 VAC.
Electrical Connection: Removable terminal block, knocks out for conduit fitting.
Calibration: Via pushbuttons using A-449 auxiliary display. Span gas concentration is field selectable.
Weight: 1 lb (.45 kg).
Agency Approvals: CE, Rohs.