it should be located in the same room and within 60 feet of the unit

The unit features a cold-in of +5

engineered to handle both chilled and hot water systems with glycol concentrations up to 50%

and air conditioning systems

ensuring seamless integration into existing Barber Colman damper assemblies

Armstrong International D24660 Operator Els PW 17895 it should be located inThe Armstrong International D24660, also identified as part number 6005640, is a heavy duty LV 4 Direct Valve Mounted Thermostatic Operator engineered for precise hydronic temperature control. This unit features a high sensitivity liquid filled sensor that provides superior responsiveness to ambient temperature fluctuations compared to standard wax filled alternatives. Designed for seamless integration with Armstrong radiator valves, the D24660