Metal-Fach SMART EKO-CARBON Series, Operation And Maintenance Documentation, Page: 16 / 38

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Schematic 16.1 Electrical schematics for connecting the boiler– controller PLATINUM.
Electrical connection diagram of regulator:
Panel - control panel, and additionally, ecoSTER200/ecoSTER TOUCH room panel, λ - Lambda sensor module, B - module for support of additional heating circulations, BT – CT4 boiler temperature sensor, FS
– CT4 fuel feeder temperature sensor, CWU – domestic hot water temp. sensor, RS - CT4 return water temp. sensor, M1/M2 – CT4 temp. sensor of regulated mixer’s circulation, BH- upper CT4 buffer temp.
sensor, BL- lower CT4 buffer temp. sensor, WS- CT6-P weather temperature sensor, FT- CT2S flue gas temp. sensor, TR- universal thermostat of mixer (open-close), H- outlet for control of back-up boiler or
signaling of alarms, RE- relay (12V, max 80mA) for connection of back-up boiler/alarm, DS- inlet to fuel dispenser cover flap or door opening sensor, RMP- inlet of RPM sensor, L N PE- 230V~ grid power supply,
GR – earthing strip, STB – inlet to safety temp. limiter, PO – main feeder, W- fan, PM- domestic hot water circulating pump, PCO- boiler pump charging the buffer, IG- igniter, PCW- domestic hot water pump,
SM1/SM2- mixer’s actuator, PM1/PM2- mixer’s pump, CPU- control