Connection With Plc; Applicable Plc - Mitsubishi FX3U-20SSC-H User Manual

FX -20SSC-H Positioning Block User's Manual
3U
2.2

Connection with PLC

20SSC-H connects with PLC via extension cable.
The 20SSC-H is handled as a special extension block of the PLC. The unit number of the 20SSC-H is
automatically assigned No.0 to No.7
unit. (This unit number is used for the designation of a FROM/TO instruction.) For details on assignment of
the I/O number and unit number of the PLC, refer to the following manual corresponding to the connected
PLC.
*1. When connecting to the FX
FX Series PLC
3U
FX FX
3U
3UC
20SSC-H
Series PLC
MOTOR-X MOTOR-Y
START
DOG
INT0
INT1
A
B
FX -CNV-IF
2NC
• The maximum number of 20SSC-H connectable to one PLC shows below.
FX Series PLC
3U
FX Series PLC
3UC
*2. An FX
2NC
• The optional FX
• The number of I/O points occupied by the 20SSC-H is eight. Be sure that the total of the number of I/O
points (occupied I/O points) of the main unit, power extension unit and extension block and the number of
points occupied by the special function block does not exceed the maximum number of I/O points of the
PLC.
For the maximum number of I/O points of the PLC, refer to the following manual.
2.3

Applicable PLC

FX Series PLC
3U
*3
FX Series PLC
3UC
The version number can be checked by monitoring the last three digits of D8001.
*3. An FX
2NC
*1
starting from the special function unit/block closest to the PLC main
-32MT-LT(-2), the unit number is No. 1 to No. 7.
3UC
FX
3U
20SSC-H
MOTOR-X MOTOR-Y
START START
DOG DOG
INT0 INT0
INT1 INT1
A
B
- FX -
3U
20SSC-H
MOTOR-X MOTOR-Y
START X-READY START START X-READY
DOG
DOG Y-READY DOG Y-READY
INT0 X-ERROR INT0 INT0 X-ERROR
INT1 Y-ERROR INT1 INT1 Y-ERROR
A A
A
B B B
POWER POWER
Connected PLC
FX (D,DS,DSS)
3UC
*2
FX -32MT-LT, FX -32MT-LT-2
3UC 3UC
-CNV-IF or FX -1PS-5V is necessary to connect the 20SSC-H with the FX
3UC
-65EC (FX -30EC) and FX
0N 0N
Model name
FX (D,DS,DSS) Series PLC
3UC
FX -32MT-LT,
3UC
FX -32MT-LT-2
3UC
-CNV-IF or FX -1PS-5V is necessary to connect the 20SSC-H with the FX
3UC
- FX -
3U
20SSC-H
MOTOR-X MOTOR-Y
X-READY START START X-READY
Y-READY DOG DOG Y-READY
X-ERROR INT0 INT0 X-ERROR
Y-ERROR INT1 INT1 Y-ERROR
A A A
B B B
POWER POWER
Maximum number of
connectable units
8 units
8 units
7 units
-CNV-BC are necessary to lengthen the extension cable.
2N
Applicability
Ver. 2.20 (from the first product) and later
Ver. 2.20 (from products manufactured in May, 2005) and later
2 System Configuration
2.2 Connection with PLC
→ FX
Hardware Edition
3U
→ FX
Hardware Edition
3UC
PLC.
3UC
→ FX
Hardware Edition
3U
→ FX
Hardware Edition
3UC
PLC.
3UC
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