Digital electronic modules
3.3 2DI 24 VDC ST digital electronic module (6ES7131-4BB01-0AA0)
ET 200S
3-8
Manual, Edition 10/2005, A5E00514527-01
3.3
3.3
2DI 24 VDC ST digital electronic module (6ES7131-4BB01-0AA0)
Properties
•
Digital electronic module with two inputs
•
Nominal input voltage 24 VDC
•
Suitable for switches and proximity switches (BEROs)
General terminal assignment
Note
Terminals 4, 8, A4, A8, A3 and A7 are only available at specified terminal modules.
Terminal assignment for the 2DI 24 VDC ST (6ES7131-4BB01-0AA0)
Terminal Assignment Terminal Assignment
Notes
1
DI
0
5
DI
1
2
L+
6
L+
3
M
7
M
4
n.c.
8
n.c.
A4
AUX1
A8
AUX1
A3
AUX1
A7
AUX1
•
DI
n
: Input signal, channel n
•
L+ Encoder power supply 24 VDC
•
M: Chassis ground
•
n.c.: Not connected (max. DC 30 V can be connected)
•
AUX1: Protective-conductor terminal or potential bus (freely usable
up to 230 VAC)