Siemens ET 200SP Manual page 15

Connection: 3-wire connection of actuators
The following figure shows the block diagram and an example for the terminal assignment of
the digital output module RQ 4x120VDC-230VAC/5A NO ST on the BaseUnit BU type B0.
①
3-wire connection
②
Backplane bus interface
③
Polarity reversal protection
④
Color identification label CCxx (optional)
RQ + RQ - Channel n
n , n
P1, P2, AUX Internal self-assembling voltage buses
Connection to left (dark-colored BaseUnit)
Figure 3-1 Wiring and block diagram for 3-wire connection of actuators
Digital output module RQ 4x120VDC-230VAC/5A NO ST (6ES7132-6HD01-0BB1)
Manual, 09/2017, A5E03576775-AE
3.1 Wiring and block diagram
RES Reserve, must remain unused for fu-
ture function extensions
1A to 4A AUX terminals (freely usable up to
230 V AC)
DIAG Diagnostics LED (green, red)
.0, .1, .2, .3 Channel status LED (green)
PWR Power LED (green)
Wiring up
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