Siemens ET 200S Manual page 296

Digital Electronic Modules
Table 11-6 Terminal Assignment of the 2DI 24 VDC High Feature
View
CH0
DI
0
1 5
24 VDC
2 6
M
3 7
n. c.
4 8
A A
AUX1
4 8
A A
AUX1
3 7
Block Diagram
1M
P1
P2 L+
Figure 11-4
11-20
Terminal Assignment
TM-E15S26-A1 and 2DI 24 VDC High Feature
CH1
2 conductors 3 conductors
DI
1
24 VDC
M
n. c.
AUX1
When there are 4 con-
AUX1
ductors, AUX1 must be
applied to PE.
Block Diagram of the 2DI 24 VDC High Feature
Channel 0:
Terminals 1 to A3
Channel 1:
Terminals 5 to A7
4 conductors
DI: Input signal
24 VDC: Sensor supply
M: Ground
Terminals 4 and 8 can be
used for unneeded wires
of up to 30 VDC.
Input elec-
tronics
Input elec-
tronics
Short-circuit
protection
Reverse pola-
rity protection
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Remarks
1
5
3
7
2
6