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allowing technicians to rapidly identify lockouts or sensing failures and restore peak performance to the induction and circulation cycles without the need for field modifications
The kit features modular check valve cartridges constructed from durable glass-filled PPO
Its robust construction and hub ring mounting facilitate a secure
and a 1/2-inch conduit NEMA 4X housing
Siemens Building Technology 331-2968 Actuator 318518-761 allowing technicians to rapidly identifyAs a veteran HVACR technician, you know the reliability of the Siemens 331 2968 No. 4 pneumatic actuator. This pneumatic damper actuator is built with a rugged, all metal body designed for the positive or gradual actuation of HVAC dampers in mixing boxes, terminal units, and unit ventilators. Featuring a 4 inch stroke and an effective diaphragm area of 17. 9 sq. in., this unit provides the necessary thrust for precise air volume control. The 8 13 psi