NSK MEGATORQUE M-ESB-YSB2020AB300 - Page 85

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B
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3.3. Wiring
3.3.5. Wiring of Connector
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Type 4 (TY4): Selection of Pulse train input, Off-limits zone setting, Home Return and
Clear signal
Figure 3-10
Driver Unit ready
Positioning completed
Brake/Velocity threshold/Proximity•In target/Over
24 VDC
Polarity of the power supply may be
reversed to minus common.
Servo on
Emergency stop
Home position limit switch
Start positioning
Over travel limit, + direction
Over travel limit switch, - direction
Clear
Start Home Return
User’s controller ESB Driver Unit
Position feedback signal øZ
/digital position signal MSB
Position feedback signal øB
Position feedback signal øA
5 VDC
CW pulse train
CCW pulse train
24 VDC
Signal ground
13 DC24
25 SVON
12 EMST
11 HLS
24 RUN
9 OTP
22 OTM
10 CLR
23 HOS
8 CWP+
21 CWP-
7 CCWP+
20 CCWP-
15 DRDY+
2 DRDY-
14 IPOS
3 OUT1 *1
1 COM
6 CHA
19 *CHA
5 CHB
18 *CHB
17 CHZ
4 *CHZ
16 SGND
CN2
FG
*1: For OUT1 output, the parameter OM selects one of outputs from among BRK (Brake), SPD
(Velocity threshold), NEARA (Near proximity/In target), and OVER (Warning). The
shipping set is BRK.