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2.3.5
X520 digital inputs/outputs
Table 2-5
Screw terminal X520
Terminal
1
2
3
4
5
6
7
8
9
10
Max. connectable cross-section: 1.5 mm
1)
L1+: A 24 V DC power supply for DI/O 0 to 7 (first potential group) must always be connected if at least one DI/O of the potential group is used as output.
M1: A reference ground for DI/O 0 to 7 (first potential group) must always be connected if at least one DI/O of the potential group is used as either input or output.
DI/O: Digital input/output
2.3.6
X521 digital inputs/outputs
Table 2-6
Screw terminal X521
Terminal
1
2
3
4
5
6
7
8
9
10
Max. connectable cross-section: 1.5 mm
1
L2+: A 24 VDC infeed for DI/O 8 to 15 (second potential group) must always be connected when at least one DI/O of the potential group is used as an output.
M2: A reference ground for DI/O 8 to 15 (second potential group) must always be connected if at least one DI/O of the potential group is used as either input
TM15 / TM17 High Feature Terminal Modules
Manual, 11/2016
Designation
L1+
DI/O 0
DI/O 1
DI/O 2
DI/O 3
DI/O 4
DI/O 5
DI/O 6
DI/O 7
M1 (GND)
2
Designation
L2+
DI/O 8
DI/O 9
DI/O 10
DI/O 11
DI/O 12
DI/O 13
DI/O 14
DI/O 15
M2 (GND)
2
Technical specifications
1
See chapter
"Technical specifications"
Technical specifications
1
See chapter
"Technical specifications"
Terminal Module TM15
2.3 Description of Ports
25
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