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2.8 I/O signal CN1
EL8-EC series servo drives use SCSI 26-pin connector.
Port
Diagram
14
1
15
2
CN1
25
12
26
13
2.9 Encoder #1 (Motor) CN2
Connector
CN2
Pin
Label
6
DI-COM
5
DI1
7
DI2
8
DI3
9
DI4
10
DI5
11
DI6
12
DI7
13
DI8
1
DO1+
2
DO1-
25
DO2+
26
DO2-
3
DO3+
4
DO3-
17
A+
18
A-
20
B+
19
B-
21
Z+
22
Z-
16
GND
14
AI1+
15
AI1-
16
AI2+
17
AI2-
Frame
Pin
Signal
1
VCC5V
2
GND
3
BAT+
4
BAT-
5
SD+
6
SD-
Frame
PE
User manual of EL8-EC***F AC Servo
Signal
Input
Common digital input
-
Digital input 1
POT
Positive limit switch
NOT
Negative limit switch
HOME-SWITCH
Homing switch
-
Digital input 5
-
Digital input 6
-
Digital input 7
-
Digital input 8
BRK-OFF+
External brake released signal
BRK-OFF-
S-RDY+
Servo ready signal output
S-RDY-
ALM+
Alarm output
ALM-
Phase A crossover frequency output
Differential
Phase B crossover frequency output
output
Phase Z crossover frequency output
Signal ground
Signal ground
AI1
Analog input 1
AI2
Analog input 2
FG
Ground
Explanation
Power supply 5V
Power supply ground
Battery positive terminal
Battery negative terminal
SSI Data+
SSI Data-
Shield grounding
Description
Supports probe
latching
compensation
35
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