App. - 22 App. - 22
MELSEC-Q
PPENDIXES
Appendix 6 Connection Examples When Using a Converter
This section provides connection examples where an RS-232 to RS-422/485 converter
is used in order to communicate data using data communication functions with the MC,
non-procedure, or bidirectional protocol.
The converters covered in this Appendix are as follows:
Manufacturer
Model name
(Recommended product)
Contact
EL Engineering Ltd. EL-LINE-II
Funato-cho 7-16, Nakagawa-ku,
Nagoya, 454-0805
Tel: (052) 361-2290
Fax: (052) 363-1050
System Sacom Co., Ltd.
KS-1
KS-10P
KS-485
http://www.sacom.co.jp/
The recommended products have been verified and satisfy our criteria. When using any of these products, use it so that
it conforms to the recommended product’s specifications (standards).
(1) Combination between available converters and interfaces
Q series C24 side
connection interface
System configuration
with external devices
External device
interface
Available converter
Description No. of
connection example
EL-LINE-II Connection example 1
RS-422
KS-1
KS-10P
Connection example 2
RS-232 1:1
RS-485 KS-485 Connection example 3
RS-422/485 1:1, 1:n, m:n RS-232 KS-485 Connection example 4
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