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2. RS-232C
Operation panel can give and take the data with the personal computer by using communication by
means of RS-232C.
For the cable to be connected, connect the reverse type 9-pin (female) to the operation panel side. Signal
names of the operation panel are as follows.
When the contact part becomes dirty, contact failure will be caused. Control so that
the contact part is not touched by hand, or that dust, oil or other foreign material does
not adhere to the contact part. Besides, be careful of handling the contact part since
the internal element is broken by the static electricity or the like.
(1) Setting procedure
) When the lower side cover located on the side of operation panel is opened, there is a 9-pin connector
for RS-232C. Insert the cable there. When the screw for lock is attached to the connector, tighten the
screw to prevent the screw from falling.
Pin No.
Signal name
Function
Signal direction
N.C.
Not connected
2
RXD
Receive data
To panel
3
TXD
Transmit data
From panel
4
DTR
Data terminal ready
From panel
5
GND
Earth
6
DSR
Data set ready
To panel
7
RTS
Request to send
From panel
8
CTS
Possible to send
To panel
9
N.C.
Not connected
