Description
Senva TGW-BCN-F : Wall Mount Dual Toxic Gas CO/NO2 Sensor/Controller, BACnet MS/TP, Modbus RTU, Modbus ASCII Output, 10k T3 Temperature, LCD Display, Clear/Tinted Enclosure, 7-Year Warranty
Applications
- Ensure adequate air flow in occupied spaces
- Ideal fo parking lot garages
- Monitor multiple toxic gases with one mounted unit
- Alert occupants of elevated gas levels
- Directly control exhaust fans
Specifications
| Power Supply | 15-30VDC/24VAC(1), 4W max, 160mA max. |
| BACnet /Modbus | |
| Protocol RS-485 | BACnet MS/TP, Modbus RTU, Modbus ASCII |
| Baud Rates | BACnet MS/TP, Modbus RTU, Modbus ASCII |
| Fan Relay | |
| Fan relay characteristics | N.C. 1A@24/30VDC (50/60Hz) (no mains connection) |
| CO fan relay setpoint | 25ppm (default), 0-1000 ppm (menu selectable) |
| NO2 fan relay setpoint | 1ppm (default), 0-30ppm (menu selectable) |
| Alarm Relay | |
| Alarm relay characteristics | N.C. 1A@24/30VDC (50/60Hz) (no mains connection) |
| CO alarm relay setpoint | 100ppm (default), 0-1000 ppm (menu selectable) |
| NO2 alarm relay setpoint | 3ppm (default), 0-30ppm (menu selectable) |
| Display | |
| 3-1/2 digit LCD | Indicates CO ppm, NO2 ppm (menu selectable) |
| LEDs | |
| Green, Yellow, Red | Green = Normal, Yellow = Warning/Fan Relay, Red = Alarm/Alarm Relay |
| Audible Alarm Exposure | |
| 85dB Piezo transducer | 30 minutes above alarm setpoint per UL2034 (menu selectable) |
| CO Sensor Performance | |
| Type | Electrochemical |
| Accuracy | ±5% of default range(2) ±5%of reading above 200ppm |
| Resolution | 1ppm |
| Certifications | UL2034 Listed Component |
| Life expectancy | >7 years |
| Coverage Area | 5000-7500 square feet (placed within 50′ apart from a Senva TG sensor) |
| NO2 Sensor Performance | |
| Type | Electrochemical |
| Accuracy | ±5% of default range(3) ±5%of reading above 20ppm |
| Resolution | 0.1ppm |
| Life expectancy | >7 years |
| Coverage Area | 5000-7500 square feet (placed within 50′ apart from a Senva TG sensor.) |
| Enclosure (Wall & Duct) | |
| Material | ABS/Polycarbonate |
| Dimensions | 4.0”h x 4.4”w x 2.1”d (+6.8” probe for duct version) |
| Conduit Opening | Tapped 1/2” NPT |
| Rating | IP20 |
| Compliance | UL61010-1 Listed UL, cUL, CE |
Datasheets
| Senva TG UL Toxic Gas CO-NO2 Sensor Datasheet | |
| Senva TG UL Install Manual | |
| TG UL Field Calibration Instructions | |
| User’s Guide TG Series | |
| Buy America Act Certification | |
| Engineering Specifications | |
| LADBS Acceptance | |
| Application Note Detecting Toxic Gases | |
| Understanding Cross-Sensitivities | |
| Application Note TG Sensor Placement | |
| TG UL Series BACnet User Manual | |
| New TGD Duct Mount Toxic Gas Sensors |
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