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Details
The Tjernlund Duct Airstat is used to automatically activate Duct Booster fans by sensing positive pressure in a forced air heating and/or cooling system. The Single pole, single throw, snap-acting switch is activated by a diaphragm with a factory installed sampling probe inserted directly into the duct plenum.
The Duct Airstat can be used to initiate such auxiliary devices as: Duct Boosters, Electronic Air Cleaners, Electrical Duct Heaters, and Humidifiers. The electrical contacts of the switch are closed upon sensing positive air pressure generated by the blower.
Additional Information:Important: All wiring must comply with applicable codes and ordinances. The Duct Airstat must be mounted in a vertical position. Installations in larger ducts or dead spots" in duct work may not create enough positive pressure impact" to activate the Duct Airstat.
Specifications:- Dimensions: 5 1/2" Wide x 3" High
- Electrical Rating: 278 VA Pilot Duty at 24 Volts AC, 300 VA Pilot Duty at 115 to 277 Volts AC, 15 AMPS Non-Inductive to 277 Volts AC
- Maximum Pressure: 1/2 PSI
- Operating Temperature Range: -40 to 1900 F
- Includes: A fixed fan-on" setpoint, Integral pressure probe, Sealing gasket, and Mounting hardware
- Compatible with the 5TJ-SC-1 Speed Control
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Additional Information
Clearance Non-Clearance Country Of Origin United States Product Type Fans & Blowers Left Overlay Image ets-made-usa-prod.png Brand Tjernlund
The Tjernlund Duct Airstat is used to automatically activate Duct Booster fans by sensing positive pressure in a forced air heating and/or cooling system. The Single pole, single throw, snap-acting switch is activated by a diaphragm with a factory installed sampling probe inserted directly into the duct plenum.
The Duct Airstat can be used to initiate such auxiliary devices as: Duct Boosters, Electronic Air Cleaners, Electrical Duct Heaters, and Humidifiers. The electrical contacts of the switch are closed upon sensing positive air pressure generated by the blower.
Additional Information:
Important: All wiring must comply with applicable codes and ordinances. The Duct Airstat must be mounted in a vertical position. Installations in larger ducts or dead spots" in duct work may not create enough positive pressure impact" to activate the Duct Airstat.
Specifications:
- Dimensions: 5 1/2" Wide x 3" High
- Electrical Rating: 278 VA Pilot Duty at 24 Volts AC, 300 VA Pilot Duty at 115 to 277 Volts AC, 15 AMPS Non-Inductive to 277 Volts AC
- Maximum Pressure: 1/2 PSI
- Operating Temperature Range: -40 to 1900 F
- Includes: A fixed fan-on" setpoint, Integral pressure probe, Sealing gasket, and Mounting hardware
- Compatible with the 5TJ-SC-1 Speed Control
| Clearance | Non-Clearance |
|---|---|
| Country Of Origin | United States |
| Product Type | Fans & Blowers |
| Left Overlay Image | ets-made-usa-prod.png |
| Brand | Tjernlund |
