BMW Wallbox - Advanced Features and Settings; Connecting External Energy Meters

7 Local load management
7.1 Connection of external energy meters
Connect the external energy meter to enable you to monitor your home connection.
Connect the shielded, twisted connection cable
(> 0.5 mm², max. 30 m) to the RS485 interface.
Pin definition:
A (Rx/ Tx+): Pin 4
B (Rx/ Tx-): Pin 5
■
61 90 5 A1E 1B1
■
61 90 5 A1E 1B2
■
61 90 5 A1E 1B4
■
61 90 5 A1E 1B3
■
61 90 5 A1E 1B5
Connect the meter to the power
supply. Refer to the specific
instructions supplied in the
meter’s operating instructions.
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