Connection Of Rs-232C Interface - Omron V700 Series Operation Manual

Controller

4-1-6 Connection of RS-232C Interface

Controller
Shield
40
• If more than three Controllers operate in synchronization, two solderless termi-
nals must be connected to a single terminal. In that case, insert the solderless
terminals by overlapping the flat parts of the solderless terminals as shown be-
low. Then secure the solderless terminals with the screw.
Note The SYNC line can be extended up to a total of 300 m.
Signal name g
Maintenance GR
ground
Signal ground SG
or common
retrace line
Send data SD
Receive data RD
Request send RS
Clear to send CS
Host computer
Shielded wire
Note 1. Ground the shielded wire on either the Controller side or the above host
computer side.
2. Internally short-circuit pins 7 (RS) and 8 (CS).
Overlap the flat parts.
Signal direction
Symbol y
Input
---
---
---
OK
---
OK
Connector Pin Arrangement
when Viewed from the Controller
The diagram on the left-hand side indicates that the
shielded wire is grounded on the Controller side.
Section
Pin number
Output
--- Shield
--- 5
OK 3
--- 2
OK 7
--- 8
4-1