TX400 Datasheet | Robertshaw

INSTALLATION DATA CONTROLS PANY HEATING/COOLING 24 VOLT THERMOSTAT (CM260) DESCRIPTION The TX400 is a low voltage wall mounted room temperature controller. The heart of the TX400 thermostat is a SPDT sealed-in-glass switch, hermetically sealed to protect from dust and moisture. This switch does not require the critical leveling necessary with other types of thermostats. A positive action of the switch is obtained by a magnet mounted on the temperature sensing coiled bimetal. The basic TX400 can be used as a heating only, cooling only, or zone system thermostat depending on how the subbase is wired (see schematic diagrams below). The TX400, when employed with the DA490 Series,...