Wiring: 1 and 2-wire connection of actuators
The following figure shows an example of the terminal assignment of the digital output
module DQ 8×24VDC/0.5A BA on the BaseUnit BU type A0 without AUX terminals (1- and
2-wire connection).
①
1-wire connection
②
2-wire connection
③
Backplane bus interface
④
Output electronics
⑤
Polarity reversal protection
⑥
Color-coded label with color code CC02 (optional)
⑦
Filter connection supply voltage (only when light-
colored BaseUnit is present)
Figure 3-1
Block diagram and terminal assignment for 1- and 2-wire connection of actuators
Digital output module DQ 8x24VDC/0.5A BA (6ES7132-6BF01-0AA0)
Manual, 09/2017, A5E36107249-AC
24 V DC
Supply voltage L+ (infeed for light-colored Ba-
seUnit only)
M
Ground
P1, P2, AUX
Internal self-assembling voltage buses
Connection to left (dark-colored BaseUnit)
Connection to left interrupted (light-colored
BaseUnit)
DQ
Output signal, channel n
n
DIAG
Error or diagnostics LED (green, red)
.0 to .7
Channel status LED (green)
PWR
Power LED (green)
3.1 Wiring and block diagram
Wiring
15