Pneumatic Thermostat Direct Acting (1 or 2 pipe), TP973A2209

One- or two-pipe, single temperature, low capacity, pneumatic thermostat used to provide proportional control of pneumatic valves and damper actuators in heating and air conditioning systems. Replacement kits are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell pneumatic thermostats.FeaturesDurable TP970 series thermostat Pilot operated for high capacityDirect Acting (DA) and Reverse Acting (RA) models are availableThree-pipe thermostats are available for unit ventilator applications where the outdoor damper must operate when the thermostat is manually set to day operationAdapter plate in thermostat kits covers existing thermostat watermarkBackplate has molded air connections-no separate fittings neededUniversal Locking cover with satin chrome finish and horizontal, vertical, or blank window options-other covers available Specifications Description: Pneumatic Thermostat Direct ActingApplication: Wall Thermostat, Single TemperatureRemote Bulb: NoSetpoint: SingleAction: DirectNumber of Pipes: 1 or 2Setpoint Temperature Range: Day: 59 F to 90 FSensor Element: BimetalMaximum Safe Operating Pressure: 25 psi Operating Temperature Range (F): 100F MaximumThrottling Range (F): 2 F to 10 F (factory set 4 F)Airflow Usage: 0.011 scfm (5.2 mL/s)Dimensions: 3-1/4 in. high x 2 in. wide x 1-5/8 in. deepMounting: wallIncludes: Thermostat and Satin Chrome CoverComments: Tradeline Kit. For one-pipe application- order an external .005 in. restriction