Wiring
3.1 Wiring and block diagram
Digital output module DQ 4x24VDC/2A HS (6ES7132-6BD20-0DA0)
Manual, 03/2015, A5E34944434-AA
11
Connection: 2-wire connection of actuators
The figure below shows an example for the terminal assignment of the digital output module
DQ 4×24VDC/2A HS on the BaseUnit BU type A0 without AUX terminals (2-wire
connection).
①
2-wire connection
24 V DC
Supply voltage L+ (infeed for light-colored BaseUnit
only)
②
Backplane bus interface
M
Ground
③
Control unit
P1, P2, AUX Internal self-assembling voltage buses
Connection to left (dark-colored BaseUnit)
Connection to left interrupted (light-colored BaseUnit)
④
Polarity reversal protection
DIAG
Error or Diagnostics LED (green, red)
⑤
Color identification label CCxx (optional)
.0, .1, .2, .3
Channel status LED (green)
⑥
Filter connection supply voltage (only
when light-colored BaseUnit is present)
PWM
Pulse width modulation LED (green)
DQ
n
+ Output signal, channel n
OVS
Oversampling LED (green)
DQ
n
- Reference output signal, channel n
PWR
Power LED (green)
Figure 3-1
Block diagram and terminal assignment for 2-wire connection of actuators
Summary of Contents for DQ 4x24VDC/2A HS
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