Siemens RDF660MB Flush mount room thermostat Mounting Instructions Flush-mounted room thermostat with RS485 Modbus communications Mounting location Factory setting RDF660MB X1 3 = Window contact (DI) X2 1 = External temperature sensor (AI) RDF660MB/MM B1 9 = H/C changeover (DI) S1 3 = Window contact (DI) Wiring diagrams Dimensions (mm) Mounting Carefully read all […]
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