Siemens ET 200SP Manual page 16

Wiring up
3.1 Wiring and block diagram
Connection: 2-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 B1.
①
2-wire connection
②
Backplane bus interface
③
Polarity reversal protection
RQ + Channel n
n ,
RQ -
n
RES Reserve, must remain unused for future
function extensions
Figure 3-2 Wiring and block diagram for 2-wire connection of actuators
16
1L, 2L Supply voltage 24 V DC
1N, 2N Neutral conductor supply voltage
DIAG Diagnostics LED (green, red)
.0, .1, .2, .3 Channel status LED (green)
PWR Power LED (green)
P1, P2, AUX Internal self-assembling voltage buses
Connection to left (dark-colored BaseUnit)
Digital output module RQ 4x120VDC-230VAC/5A NO ST (6ES7132-6HD01-0BB1)
Manual, 09/2017, A5E03576775-AE