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A.4 Connecting OMRON’s C500-NC221 Position Control Unit
A -5
A.4 Connecting OMRON’s C500-NC221 Position Control Unit
The following diagram shows an example of connecting to an OMRONC500-NC221 Position Con-
trol Unit. In this example, the Servopack is used in Speed Control Mode.
42
43
3Ry
1Ry
4Ry
3Ry
P
P
P
CN2
19
36
35
20
1
34
33
CCWLX
STPX
ORGX
EMGX
DC GND
DC GND
CWLX
X-AG
X-OUT
OUT-1X
+24V
0V
X-B
X-C
X-A
+24V +--
I/O Power Supply
EXT IN
X axis (Y axis)
+24V
M/D
CN1
ALM+
ALM--
V-REF (T-REF)
SG
P-OT
N-OT
4RY
3 (13)
4 (14)
5 (15)
6 (16)
1
11
2 (12)
9
8
6 (22)
1 (17)
15 (13)
16 (14)
4 (20)
5 (21)
7 (23)
8 (24)
9 (25)
3 (19)
5 (9)
6 (10)
31
32
47
40
C500-NC221
(Made by OMRON)
*1
ON when
positioning is
canceled.
ON when
proximity is
detected.
L1C
L3
L2
L1
L2C
/S-ON
+24VIN
*2 Connec-
tor shell
CN1
Servomotor
*3
11
12
X-/B
X-/C
X-/A
0
24
V
+24 V
PAO
SG
PCO
PBO
/PAO
/PCO
/PBO
0
24
V
M
PG
Servopack
W
V
A (1)
B (2)
C (3)
D (4)
U
SGDH
* 1.
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 the Servopack.
* 2.
Connect the shield wire of the I/O cable to the connector shell.
* 3.
P indicates twisted-pair wires.
Note
Only signals applicable to OMRON’s C500-NC221 Position Control Unit and Yaskawa’s SGDH Servopack
are shown here.
A
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