Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Electrical connections 03.10.2011
30 Electrical connections
30.1 Connection rules
CE- CE-
CE+ CE+ X1 X2 X3 X4 X5 X6 X8X7 GG
Q14
NPE
Q12
Pump
Low-voltage side
Mains voltage side
Konnex bus
Double terminal
with internal
connection
Auxiliary terminals
in the control panel
2-speed fan
Passive sensor /
signal source /
contact sensing
Active sensor /
signal source
Actuator
DC 0...10 V
Each terminal (cage terminal) can accommodate only 1 solid wire or 1 stranded
wire.
1. 2. 3.
1. Strip wire (length 7...8 mm; for module connector RMZ780: length 8…9 mm)
2. Connect wire using a screwdriver (size 0 to 1; for module connector: size 0)
3. Apply pressure with screwdriver while inserting the wire
4. Remove screwdriver
Terminal connection
concept
Note
Connection procedure
with spring cage
terminals
Steps
3140Z13