Dwyer GSTA-C


Carbon Monoxide Transmitter with universal current/voltage outputs


Carbon Monoxide Transmitter with universal current/voltage outputs


Field replaceable electrochemical, 4 years typical lifespan. Recommend calibration every 6 months.
CO: switch selectable 200 or 500 ppm; NO2:10 ppm.
Output Drift:
<5% per year in air.
Coverage Area:
5000 to 7500 sq ft typical.
CO=±2% FS, NO2=±3% FS, at the time of calibration.
CO=1 ppm
Temperature Limits::
Ambient: -4 to 122°F (-20 to 50°C); Storage: For best sensor life, 32 to 68°F (0 to 20°C).
Humidity Limits:
15 to 90% RH constant; 0 to 99% RH intermittent.
Response Time:
<45 seconds to 90% CO, <25 to 90% NO2.
Span and Zero Adjustment:
Via pushbutton, using optional A-449 display.
UV resistant glass filled polycarbonate.
Switch selectable 4 to 20 mA (loop powered), 0 to 5 V @ 5 mA, or 0 to 10 [email protected] 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.
Via pushbuttons using A-449 auxiliary display. Span gas concentration is field selectable.
1 lb (.45 kg).
Agency Approvals:

Data Sheet

Data Sheet Dwyer GSTA-C DS_GSTA_GSTC – Data Sheet