3-17
3.4.4 RS422 (RS485) Communication
- There is no RS and CS (control lines).
- Perform wiring and placement of the cable so that there is no impression of external noise on the cable
and no induction.
- Use shielded wires for distribution cables. (Recommended cable: AIGT8175 (for Mitsubishi FX series)
- When using shielded cable with crossover wiring for the RS485 transmission line, grounded one end.
- “E” is used to set the terminal unit.
- It conforms to CE marking. As conditions, the following wiring is required.
1. Fit a ferrite core to the cable. (For GT11 only)
(Recommended ferrite core: Seiwa Electric’s E04SR170730A or equivalent)
2. Perform grounding of the cable shield.
3. Perform grounding of the GT.
Key Point:
The CE marking standards that the GT series conforms to
European EMC directive 2004/108/EC
European EMC standards For GT01/GT11/GT21 (EN61000-6-4 and EN61000-6-2)
For GT02/GT03-E/GT05/GT12/GT32/GT32-R/GT32-E (EN61131-2)