Final Steps - STIEBEL ELTRON EM Meter Installationsanleitung

Abb. 5: Pin assignment of the RS485 connectors at the top of the
EM Meter
Pin assignment of the RS485 connectors:
Pin Identification
1A, 1B VCC
2A, 2B GND
3A, 3B A
4A, 4B B
8.3

Final steps

f Fit the cover or the contact guard of the sub-distribution board
f
to the EM Meter.
f Switch the power supply to the sub-distribution board back on.
f
The LEDs of the EM Meter light up during the starting procedure.
38 |
4
3
4
3
2
1
A
2
1
B
Description
Voltage output for power supply to ext.
devices 9 V ± 10 %
max. 280 mA
Ground
RS485 A
RS485 B
EM Meter