Specification ( continued )
Lower-level
Lower-levelNumber of branches for | 4 branches ( 16 points/branch ) for input | |
input/output | 4 branches ( 16 points/branch ) for output | |
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Communication method | Protocol : Dedicated for SMC | |
| Speed : 750kbps |
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Branch current for input | Max. 0.5 [A] per branch ( when SI unit and input | |
( Note ) | devices are connected ) |
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Branch current for output | Max. 0.65 [A] per branch |
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| ( when SI unit | 01 is connected ) |
| Max. 0.75 [A] per branch |
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| ( when SI unit | is connected ) |
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Branch cable length | 5m or less between devices | |
| ( total extended length : 10m or less ) | |
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Note : Total value of maximum current consumption and maximum load current of input devices to connect.
Wiring
Internal circuit
Communication | +Tx | 1 |
+Rx | 2 | |
connector | - Tx | 3 |
| - Rx | 4 |
| Power supply |
| 0V |
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Power | for output |
| 1 |
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+24V | 2 |
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Power supply |
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supply |
| 0V | 3 |
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connector | for input and | +24V | 4 |
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| controlling GW/SI |
| PE | 5 |
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converter
Internal circuit
1RD+
2RD -
3TD+
4TD -
5+24V
60V
7+24V
80V
1RD+
2RD -
3TD+
4TD -
5+24V
60V
7+24V
80V
COM A
COM D
The wirings is explained in the following order.
Communication wiring : Connection with EtherNet/IP
Power supply wiring : Connections of power supplies for solenoid valves/output devices, and for input devices and controlling GW/SI
Branch wiring : Connection from GW unit to SI unit or Input unit
10 | 11 |
