8
9
Specification
Basic specifications
Rated voltage
DC24V
Range of power
supply voltage
Power supply for input and controlling GW/SI: DC24V 10%
Power supply for output: DC24V+10%/-5% ( Voltage drop
warning at around 20V )
Rated current
Power supply for input and controlling GW/SI: 3.0A
Inside GW unit: 0.2A
Input device and SI control section: 2.8A
Power supply for solenoid valves and output: 3A
Number of input/
output points
Input point: max. 64/Output point: max 64
Higher-level bus
Compatible system
CC-Link Ver.1.10 ( Note )
Lower-level bus
Number of branches for
input/output
4 branches ( 16 points/branch ) for input
4 branches ( 16 points/branch ) for output
Communication method
Protocol: Dedicated for SMC
Speed: 750kbps
Branch current for input
( Note )
Max. 0.5 [A] per branch ( when SI unit and input
devices are connected )
Branch current for output
Max. 0.65 [A] per branch
( when SI unit EX500-S
01 is connected )
Max. 0.75 [A] per branch
( when SI unit EX500-Q
is connected )
Branch cable length
5m or less per branch
( total extended length: 10m or less )
Number of stations occupied
Station type
3 stations
Remote device station
Transmission speed
156kbps
625kbps
2.5Mbps
5Mbps
10Mbps
Cable length between stations
Maximum extended cable length
20cm or more
1200m
900m
400m
160m
100m
Note: The data shown above are those when all devices, cables, etc. are Ver. 1.10- compati-
ble. For other connection and details, please contact CC-Link Partner Association.
Wiring
The wirings are described in the following order.
Communication wiring: Connection with CC-Link line
Power supply wiring: Connections of power supplies for solenoid
valves/output devices, and for input
devices and controlling GW/SI
1
IN
Bus
adapter
OUT
SLD
2
DB
3
DG
4
DA
DC-DC
converter
(insulation)
1
0V
2
+24V
3
0V
4
+24V
5
PE
Power supply
connector
Power supply
for output
Power supply
for input and
controlling GW/SI
1
RD+
2
RD -
3
TD+
4
TD -
5
+24V
6
0V
7
+24V
8
0V
COM A
1
RD+
2
RD -
3
TD+
4
TD -
5
+24V
6
0V
7
+24V
8
0V
COM D
Com
m
uni
cat
ion
connect
or
Int
er
nal
ci
rcui
t
Internal circuit
(
)
Note: Total value of maximum current consumption and maximum load current of input devices
to connect.
Branch wiring: Connection from GW unit to SI unit or Input unit
