KEY RK-2001W4, Руководство по эксплуатации

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6.11. Exiting the service mode.
To exit the parameters setting mode, select [End] on the display and press the OK
button. Also, if no buttons will be pressed for 1 minute, exiting the mode occurs.
7. Controller disassembly.
When disassembly of controller is necessary, you need to:
– disconnect it from the power supply with the power switch,
– disconnect the boiler from the power supply,
– remove the controller from the boiler chamber,
– remove connectors and wiring from the regulator.
8. Technical specification.
Power supply 230V + 10%, 50Hz
Power consumption (blower and pump not included) < 4VA
Boiler temperature measurement range -9 - 109°C + 1°C
Exhaust gases temperature measurement range -30-500°C + 1°C
Boiler temperature adjustment range 65-90°C + 1°C
Boiler programmed overheating protection 90-99°C + 1°C
Boiler equipment overheating protection >95°C + 1°C
Pump turn-on temperature 20-65°C + 1°C
Total outputs rating max 2A/230V