Technical information
AWE – 6721835317 (2021/09)
28
11.3 Wiring diagram
11.3.1 CAN-BUS/EMS-BUS for indoor unit with electric booster heater – Overview
Fig. 31 CAN-BUS/EMS-BUS for indoor unit with electric booster heater – Overview
[1] Indoor unit
[2] Heat pump
[3] Control unit
[4] AWE 5-9: A = 0, P = 1
AWE 13-17: A = 0, P = B
[5] Installation circuit board
[6] IP module
[7] Accessories
[8] Room controller (accessories)
[9] I/O - module
Factory connection
Connected during installation / accessories
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