Digital Electronic Modules
11-7
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Table 11-3 Terminal Assignment of the 2DI 24 VDC Standard
View RemarksTerminal Assignment
MM
24 VDC24 VDC
2
3
4
6
7
8
1
5
2 conductors 3 conductors
TM-E15S26-A1 and 2DI 24 VDC Standard
CH1CH0
DI
1
DI
0
AUX1
A
4
A
3
A
8
A
7
AUX1
AUX1
AUX1
n. c.n. c.
4 conductors
When there are 4 conductors,
AUX1 must be applied to PE.
Channel 0:
Terminals 1 to A3
Channel 1:
Terminals 5 to A7
DI: Input signal
24 VDC: Sensor supply
M: Ground
Terminals 4 and 8 can be
used for unneeded wires
of up to 30 VDC.
Block Diagram
Backplane bus
ET 200S
backplane bus
interface module
L+
1M
P1
Input elec-
tronics
Input elec-
tronics
1
5
3
7
2
6
P2
Figure 11-1 Block Diagram of the 2DI 24 VDC Standard
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