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SD710 Series Servo Drive User Manual Chapter 3 Wiring and Installation
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3.5.2 Digital Input and Output Signals
Table 3-13 X/Y Signal Description
Signal name
Default function
symbol
Pin
number
Default function description
Universal X
terminal
X1
S-ON
9
Servo enable
X2
P-OT
10
Positive overtravel switch
X3
N-OT
34
Negative overtravel switch
X4
INHIBIT
8
Pulse prohibition
X5
ALM-RST
33
Fault reset
X6
ORGS
32
Origin signal
X7
TL-SEL
12
Torque limiting switching
X8
-
30
Reserved
COM+
Common end
11
X common terminal
Power supply
+24V
17
Internal 24V power supply, voltage range
+20 V to +28V, maximum output current
200mA
COM-
14
Universal Y
terminal
Y1+
RDY+
7
Servo ready
Y1-
RDY-
6
Y2+
COIN+
5
Positioning complete
Y2-
COIN-
4
Y3+
BK+
3
Holding brake output
Y3-
BK-
2
Y4+
Alarm+
1
Fault output
Y4-
Alarm-
26
Y5+
ORGC+
28
Home return completed
Y5-
ORGC-
27
3.5.2.1 Digital Input Circuit
Using X1 as an example, the X1 to X8 interface circuits are identical.
(1) Host Computer is Relay Output