External device setup manual – IDEC High Performance Series User Manual
Page 241

223
5 SIEMENS
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Con
nection
to a PLC
External Device Setup Manual
D-sub, 9P socket connector (plug type)
Terminal
- It is also possible to connect multiple PLCs and multiple MICRO/Is on the same network.
- Please short-circuit the RDA and SDA of MICRO/I and connect to SIG-B of PLC.
- Please short-circuit the RDB and SDB of MICRO/I and connect to SIG-A of PLC.
- Refer to S7-200 manual for restrictions when using multi-drops.
- When using multiple PLCs to communicate to multiple MICRO/Is, it will take extra time to establish communication
between PLCs and OIs.
- There is no pin number corresponding to TERM on the HG2G-S/-5S/-5F, HG3G/4G. When inserting a termination resis-
tor, use a communication switch. For the setting of the switch, refer to Chapter 1 "3 Important Points Regarding Wiring"
on page 19.
D-sub, 9P socket connector (plug type)
D-sub, 9P connector socket type