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FocusMonitor FM+
8.2
Power supply
The device requires a voltage supply of +24 V ± 5 % (DC) for operation.
A suitable power supply is included in the scope of delivery.
Only use the provided PRIMES power supply and connection lines.
The connection socket for the power supply is a 5-pin, L-coded M12 connector.
Harting M12-P-PCB-THR-2PC-5P-LCOD-M-STR
3
4
FE
Tab. 8.1:
Pin assignment for the Connection socket of the power supply
8.3
Ethernet
Data between the FM+ and PC is transmitted via Ethernet. Connect the FM+ to the PC via a crossover cable
or to the network via a patch cable.
8.4
PRIMES bus RS485
A PRIMES laser power meter can be connected to the FM+ via the PRIMES bus (RS485 interface).
The signal from the laser power meter is transmitted through the FM+ to the PC via the Ethernet interface.
The additional laser power meter is powered by the power supply of the FM+.
Suitable PRIMES laser power meters can be found in chapter 7.2.5 „Connecting a FM+ to a laser power meter"
on page 23.
D-sub socket, 9-pin (view of plug-in side)
1
5
9
6
Tab. 8.2:
Pin assignment of the D-Sub socket, PRIMES bus
Revision 08 EN - 08/2023
Pin
2
1
2
3
1
4
5
Pin
1
2
3
4
5
6
7
8
9
Function
+24 V
Not assigned
GND
Not assigned
FE (functional earth))
Function
Ground
RS485 (+)
+24 V
Not assigned
Not assigned
Ground
RS485 (–)
+24 V
Not assigned
25
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