Tag: HTR-RF(20) THERMOSTAT

SALUS HTR-RF(20) Wireless Digital THERMOSTAT  Wiring diagram LEGEND Battery powered L, N:230V AC power supply Fuse COM, NO, NC: Voltage-free output S, S1, S2:Input terminals SL:230V AC voltage output Contact normally open Contact normally closed NC/COM/NO switch Boiler – Boiler connection * – Boiler’s contacts for ON/OFF thermostat (according to the boiler’s instructions) Wireless communication Pump Valve…