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Sigma II User's Manual
A.6 Connecting MITSUBISHI's AD72 Positioning Unit
The following diagram shows an example of connecting to the MITSUBISHI AD72 Posi-
tioning Unit. In this example, the servo amplifier is used in Speed Control Mode.
AD 72
(Made by MITSUBISHI)
SVON
READY
SPEED
REFERENCE
PULSE A
PULSE B
PULSE C
* .
The ALM signal is output for approximately two seconds when the power is turned ON. Take this into consider
ation when designing the power ON sequence. The ALM signal actuates the alarm detection relay 1Ry to stop
main circuit power supply to Servopack.
* .
Pin numbers are the same both for X axis and Y axis.
* .
Connect the connector wire of the cable to the connector shell.
* .
P indicates twistedpair wires.
Note Only signals applicable to Mitsubishi's AD72 Positioning Unit and Yaskawa's SGDM Servopack are shown
here.
I/O Power Supply
+
-
+24V
*2
CONT
1
2
STOP
3
DOG
SERVO
1
2
3
1Ry
4
5
6
P
ENCO
4
*4
P
5
7
P
8
10
P
11
3
0V
6
0V
9
*3 Connector
0V
shell
Appendix A: Host Controller Connection Examples
Servopack
SGDM
L1C
L2C
+24 V
L1
024 V
L2
L3
ON when
positioning is
canceled.
ON when
CN1
proximity is
detected.
47
+24VIN
40
SON
*1
31
1Ry
ALM+
32
ALM-
5 (9)
VREF (TREF)
6 (10)
SG
35
PBO
36
*PBO
33
PAO
34
*PAO
19
PCO
20
*PCO
1
SG
A-7
Servomotor
A (1)
U
B (2)
M
V
C (3)
W
D (4)
PG
CN2
CN1
42
POT
43
NOT
024 V
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