Chapter 3. Wiring and Signals
3-20
(Note ) CN2 connector is an option item.
∗ Maker: 3M
∗ Case product name: 10320-52FO-008
∗ Connector (For soldering): 10120-3000VE
Wiring between CN2 and the FMA-series AC servo motor absolute encoder is shown on the
following table.
Motor side encoder connector pin No.
CN2 pin No. Signal name
□60, 80 series □130, 180 series
1 RX 11 P
2 /RX 12 R
3
4
5
6
7 BAT+ 9 K
8 BAT- 10 L
9 GND 14 G
10
11 /PZ 6 F
12 F.G. 8 N
13 /PB 4 D
14 PZ 5 E
15 /PA 2 B
16 PB 3 C
17
18 PA 1 A
19 Vcc( DC 5V ) 13 H
20 ERST 7 M
∗ Connect the earth cable of the encoder wiring to F.G.
∗ Cable specifications: AWG24 x 9 pair twist, shield cable (maximum length: 20 m)
Press the encoder Reset switch connected between the
encoder reset terminal ERST (CN2-20) and the Vcc terminal
(CN2-19) for longer than 4 seconds to set the zero point of the
absolute encoder itself or in case of alarm.
Driver
[Wiring of encoder reset switch]
+5V(Vcc)
ERST
ON
CN2-19
CN2-20