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Rugged field case includes the TT1-001 instrument
Rigorous testing according to ANSI/ASHRAE standards 86-1983 and 97-1989 confirms that this solution safely neutralizes hydrochloric and sulfuric acids without damaging internal valve plates or motor windings
the A30-542 maintains precise system cycling with a 10°F Normal Off and a 25°F Normal On setpoint
using this HVAC replacement part ensures the system maintains the correct water level in the canister
Siemens Building Technology 331-2929 Actuator 326010-701 Rugged field case includes theThe Siemens 331 2929 Actuator is a heavy duty No. 4 pneumatic damper actuator designed for professional HVACR installations requiring high torque performance. Featuring a 3 7 psi spring range and a standard 4 inch stroke, this unit is engineered for the gradual or positive actuation of large dampers, mixing boxes, and terminal unit air valves. Built with a rugged, all metal body and a replaceable EPDM rolling diaphragm, this pneumatic damper actuator