NSK EDD Megatorque Motor, User Manual, Page: 71 / 398

3. Unpacking, Installation and Wiring
— 3-9 —
3.3.4. Connector Wiring
！
Caution : Be sure to install a surge killer circuit when inductive switches such as
relays are used.
！
Caution :
When inputting the inputs “Over travel limit, + direction” and “Over travel
limit, -
direction,” connect the outputs of your sensors directly to the
inputs, not via the master controller. (Those connectors are shown as
in Fig 3-8 below.)
3.3.4.1. Wiring Example (CN2)
Fig 3-8: CN2 wiring example
1,2 DC24
7 SVON
3 EMST
4 ACLR
5 OTP
6 OTM
8 RUN
9 STP
11 PRG0
12 PRG1
13 PRG2
14 PRG3
15 PRG4
16 PRG5
17 PRG6
18 PRG7
19 JOG
20 DIR
22 CWP+
23 CWP
–
24 CCWP+
25 CCWP
–
44 AIN+
45 AIN
–
28 DRDY
29 WRN
30 OTPA
31 OTMA
32 SVST
33 BUSY
34 IPOS
35 NEARA
26,27 COM
36 CHA
37

CHA
38 CHB
39

CHB
40 CHZ
41

CHZ
43 SGND
CN2
Driver Unit ready
Warning
Over travel limit detection, + direction
Over travel limit detection,
– direction
Servo ON state
State of operation
In position
Target proximity A
24 VDC
Polarity of the power supply may be
reversed to minus common.
Servo ON
Emergency stop
Alarm clear
Over travel limit, + direction
Over travel limit,
– direction
Start positioning
Stop
Internal program channel selection 0
Internal program channel selection 1
Internal program channel selection 2
Internal program channel selection 3
Internal program channel selection 4
Internal program channel selection 5
Internal program channel selection 6
Internal program channel selection 7
Jog
Jog direction
User
’s controller
Position feedback signal øZ
Position feedback signal øB
Position feedback signal øA
位置フィードバック信号
B
相
位置フィードバック信号
Z
相
／ディジタル位置信号
MSB
5 VDC
CW pulse train
CCW pulse train
24 VDC
Signal ground
FG
Polarity of the power supply may be
reversed to minus common.
Driver Unit Model EDD
Analog command output
Analog command ground