Electrical Installation 2 - 33
Fig 2.18 PG-A2 Open-Collector Input Wiring - Sinking PG
+12Vdc power supply
0Vdc power supply
Open collector input (A phase)
Pulse 0Vdc
Pulse monitor output
R/L1
V/L2
W/L3
U/T1
V/T2
W/T3
4CN
4CN
E
E
1
2
3
4
5
6
7
8
TA1
TA2 (E)
PG-A2
Drive
Branch
Circuit
Protection
•Shielded twisted-pair wires must be used for signal lines.
•Do not use the PG-A2's power supply for anything other than the pulse generator (encoder).
Using it for another purpose can cause malfunctions due to noise.
•The length of the pulse generator's wiring must not be more than 100 meters.
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