Siemens TH 357 LIMITEM Remote Bulb Thermostat, Direct Acting

TH357 DA 35-145 Averaging 8' 18 or 25. The TH356 and TH357 Limitems are pneumatically operated thermostats used for a wide variety of. applications in unit ventilators and air handler systems. Other applications are for low limit control or. air flow to a controlled space. Sensing bulb is available in rigid, remote or averaging styles. *TH356. Limitems are rigid bulb sensing thermostats that are available in direct or reverse action. *TH357. Limitems are available in remote or averaging bulb sensing configuration in direct action only.. *1/8" – 27NPT female thread air connection for supply and control ports. Adjustable sensitivity,. degrees Fahrenheit/PSI. TH356 rigid: 0.25 to 2 PSI; TH357 remote: 0.33 to 3.5 PSI.. *TH357 Limitems include mounting bracket. *Temperature response: 0.5OF