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Dwyer GSTA-N-D-FC | Carbon Dioxide Transmitter | 0-10 PPM (standard), NO₂: 0.1 PPM
The Dwyer GSTA-N-D-FC is a carbon dioxide transmitter with range 0-10 PPM (standard), accuracy 2% of reading; 3% at the time of calibration and resolution NO₂: 0.1 PPM. Dwyer lists to add an optional integrated LCD display, append -LCD to the model number (GSTAC-C-LCD, for example)., replaceable CO or NO2 sensors of industrial grade. and on GSTA models, field-selectable output of voltage or current. among its features.
- Mounting: Duct mount
- Display: None (A-449 service display tool for set-up/calibration)
- Accuracy: 2% of reading; 3% at the time of calibration
- Approvals: CE
- Electrical Connection: Removable terminal block; knockouts for conduit fitting
- Coverage Area: 5,000 to 7,500 sq ft typical
- Enclosure Rating: IP64
- Housing: UV resistant glass-filled polycarbonate
- Specifications
- Features
- Downloads
| Brand | Dwyer Instruments |
| Part Number | GSTA-N-D-FC |
| Type | Nitrogen Dioxide (NO₂) Transmitter, Series GSTA |
| Mounting | Duct mount |
| Display | None (A-449 service display tool for set-up/calibration) |
| Accuracy | 2% of reading; 3% at the time of calibration |
| Approvals | CE |
| Electrical Connection | Removable terminal block; knockouts for conduit fitting |
| Coverage Area | 5,000 to 7,500 sq ft typical |
| Enclosure Rating | IP64 |
| Housing | UV resistant glass-filled polycarbonate |
| Humidity | Limits: 15-90% RH constant; 0-99% RH intermittent |
| Maximum Operating Temperature | -4 to 122°F (-20 to 50°C) |
| Output Signal | Switch selectable 4-20 mA (loop powered), 0-5 V @ 5 mA, or 0-10 V @ 5 mA; switch selectable 0-5 V / 1-5 V and 0-10 V / 2-10 V; switch selectable normal or reverse output |
| Output | 4-20 mA, 0-5 V, 0-10 V, 1-5 V, 2-10 V (field selectable); Drift: <5% per year in air |
| Power | Current output: 10-35 VDC Voltage output: 15-35 VDC or 15-29 VAC |
| Range | 0-10 PPM (standard) |
| Resolution | NO₂: 0.1 PPM |
| Response Time | <25 seconds to 90% NO₂ |
| Sensor Type | Field replaceable electrochemical, 2 years typical lifespan |
| Sensor | Industrial-grade, field replaceable |
| Storage Temperature | For best sensor life, 32-68°F (0-20°C) |
| Weight | 1 lb (0.45 kg) |
| Zero and Span Adjustments | Via pushbutton, using optional A-449 display |
| Ambient Temperature | -4 to 122°F (-20 to 50°C) |
| Factory Calibration Certificate | Included |
- To add an optional integrated LCD display, append -LCD to the model number (GSTAC-C-LCD, for example).
- Replaceable CO or NO2 sensors of industrial grade.
- On GSTA models, field-selectable output of voltage or current.
- For versions without an LCD, this service display tool is used for setup and calibration.
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