2. CONNECTING
IMSRM04-E8
16
2.3.3 OPM Z-191 [CE/UL/CSA Conformed] connection
１５
６
９
Ferrite cores
Specify when ordering
RS-422A
RS-485
RS-232C
Host computer
The customer must prepare the communication cables.
Connector pin numbers
Connector used: SDEB-9P
(Manufactured by HIROSE ELECTRIC CO.,LTD.)
The connector for the connection with operation
panel is attached to this instrument.
Operation panel
Connect to the host communication
connector [HOST]
Connect to the
communication
connector
We recommend to use the ferrite core (ZCAT1325-0530 to TDK Ltd. or equivalent) in
the both ends of the cable to connect the operation panel and host computer to decrease
the noise.
RS-422A
Pin number and signal name
Pin No. Mark Name
Signal Direction
Operation panel Host computer
2 T(A) Send data
6 T(B) Send data
5 SG Ground for signal
4 R(A) Receive data
8 R(B) Receive data
Contents of communication cable wiring
2
6
5
4
8
Shielded twisted
pair wire
(Maximum connections: 16 units)
Paired wire
Host computer
T (A)
T (B)
SG
R (A)
R (B)
TXD
TXD
SG
RXD
RXD
Operation panel
TXD and RXD : negative logic.
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