5 Electrical installation
CAUTION
De
-energize the system!
The system could inadvertently start while you are connecting the devices.
b
Make sure that the entire system is disconnected from the power supply during
the electrical installation work.
NOTE
•
T
he MLG-2 complies with the EMC regulations for the industrial sector (Radio
Safety Class A). It may cause radio interference if used in a residential area.
•
Do not lay cables parallel to other cables, especially not to devices with a high
level of radiated emission, such as a frequency converter.
NOTICE
This device must be protected with a 1 A 30 V DC fuse.
Table 16: Overcurrent protection
Wire cross-section
Maximum amperage for over‐
cur
rent protection
AWG mm
2
20 0.52 5
22 0.32 3
24 0.20 2
26 0.13 1
28 0.08 0.8
30 0.05 0.5
5.1 Connections of the MLG-2 Prime
For the MLG-2 Prime, the sender and receiver synchronize with each other optically.
This me
ans that no cabling is required between the sender and receiver.
Sender connection: M12/5-pin, A-coded
Table 17: Pin assignment, MLG-2 Prime sender
Male connector Pin Signal Meaning Color
1 L+ 24 V supply voltage Brown
2 Not connected Not connected White
3 M GND supply voltage Blue
4 Test_In Test input Black
5 Not connected Not connected Gray
Receiver I/O connection with switching outputs (Q): M12/5-pin, Acoded
5 ELECTRICAL INSTALLATION
32
O P E R A T I N G I N S T R U C T I O N S | MLG-2 Prime 8018715.16YM / 2020-02-13 | SICK
Subject to change without notice
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