including the TCD048

This industrial gas control valve is UL listed

reducing the need for repeated service calls and manual adjustments

which is functionally identical to the S350AA-1C

it features a 60°C ambient temperature rating

Siemens-Talon 550-405N Controller 321142-301 including the TCD048The Siemens Talon 550 405N is an Actuating Terminal Equipment Controller (ATEC) specifically engineered for variable air volume (VAV) systems requiring integral reheat control. As a veteran grade DDC controller, this unit combines a microprocessor based electronic controller, a differential pressure sensor, and a 44 lb in damper actuator into a single, compact housing to streamline installation on VAV boxes. It provides pressure independent control of