544
E5
@
J Temperature Controller Protocol Appendix J
Connections
The connections for using the E5@J Temperature Controller Protocol are shown below.
RS-232C Connections
Note 1. The connection configuration is a one-to-one configuration and the maximum cable length is 15 m.
2. Use shielded twisted-pair cable.
Signal name Abbreviation Signal direction Pin No.
Signal ground or common
return line
SG --- 25, 27
Send data SD Output 26
Receive data RD Input 28
RS-232C port
E5#J
RS-232C
→
Serial Communications Board
(CS Series only)
Serial Communications Unit
(CS/CJ Series)
RS-232C
PLC PS
Serial Communications
Unit/Board
Signal
name
Shield
E5AJ
MAX232C or
equivalent
Pin
No.
Signal
name
Te r-
minal
RS-232C: D-sub
9-pin female
RS-232C:
Terminal Block
FG
SG
SD
RD
RTS
CTS
DSR
DTR
SG
SG
SD
RD
TX
RX
1
9
2
3
4
5
7
8
25
27
26
28
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