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2.3 Wiring Configuration
2.3.1 Supply Wiring
PSU
24V
GND
NC
COM
Fault Relay
EOL
Supply wiring with local PSU monitoring.
Note:
Do not connect multiple PSU monitor inputs in parallel
24V GND
PSU
MON
485
A B A B
I/P
1
+ - + -
+ - + -
+ - + -
+ - + -
I/P
2
I/P
3
I/P
4
I/P
5
I/P
6
I/P
7
I/P
8
I/P
9
I/P 10
Mxp-537 Peripheral Input Card
+ -
24V GND
PSU
MON
485
A B A B
I/P
1
+ - + -
+ - + -
+ - + -
+ - + -
I/P
2
I/P
3
I/P
4
I/P
5
I/P
6
I/P
7
I/P
8
I/P
9
I/P 10
Mxp-537 Peripheral Input Card
+ -
24V GND
PSU
MON
485
A B A B
I/P
1
+ - + -
+ - + -
+ - + -
+ - + -
I/P
2
I/P
3
I/P
4
I/P
5
I/P
6
I/P
7
I/P
8
I/P
9
I/P 10
Mxp-537 Peripheral Input Card
+ -
GND
NO
COM
Supply wiring with Remote PSU monitoring.
PSU
24V
Fault Relay
Com
NC
NO
Supervising
Relay
T
o
P
e
ri
p
h
e
ra
l
/
L
o
o
p
In
p
u
t
M
o
d
u
le
24V GND
PSU
MON
485
A B A B
I/P
1
+ - + -
+ - + -
+ - + -
+ - + -
I/P
2
I/P
3
I/P
4
I/P
5
I/P
6
I/P
7
I/P
8
I/P
9
I/P 10
Mxp-537 Peripheral Input Card
+ -
24V GND
PSU
MON
485
A B A B
I/P
1
+ - + -
+ - + -
+ - + -
+ - + -
I/P
2
I/P
3
I/P
4
I/P
5
I/P
6
I/P
7
I/P
8
I/P
9
I/P 10
Mxp-537 Peripheral Input Card
+ -
24V GND
PSU
MON
485
A B A B
I/P
1
+ - + -
+ - + -
+ - + -
+ - + -
I/P
2
I/P
3
I/P
4
I/P
5
I/P
6
I/P
7
I/P
8
I/P
9
I/P 10
Mxp-537 Peripheral Input Card
+ -