Common Questions Is the 310447 Model 14-B compatible with the older spring-type valves

For top trim coverage

This HVAC replacement pan is designed for specific airflow orientations

While the H-940 provides accurate motor status

0935 gas orifice threading is machined to tight tolerances for a leak-free seal without the need for excessive torque

Siemens Building Technology S55180-A151 Actuator 320734-701 Common Questions Is the 310447The Siemens Building Technology S55180 A151 (Model SSB161. 05U) is a high precision electromotoric actuator engineered for the technical demands of HVAC building automation systems. This non spring return actuator is purpose built for proportional control in zone valve applications, specifically designed to integrate with Powermite 599 MZ Series globe valves. Operating on 24VAC DC power, it utilizes a 0 10VDC control signal to provide a linear stroke