Interfaces - FOR-A MFR-1616 Operation Manuals

When using the MFR-SRCPU, be sure to connect both MFR-LAN(CPU1) and
MFR-LAN(CPU2) connectors to a LAN interface.
See the separate MFR SERIES Web-based Control Operation Manual for more
information on MFR-SRCPU.

2-1-3. Interfaces

 SERIAL Connector (9-pin D-sub, male)
RS-232C or 422 interface is selectable. The factory default setting is RS-232C. Consult your
FOR-A reseller if you wish to change the setting.
RS-232C Connector Pin Assignments
Pin No. Signal Name
1
2
3
4
5
6
7
8
9
* The maximum cable length is 10 m.
* DTR/DSR and RTS/CTS are internally connected respectively.
RS-422 connector pin assignment (9-pin, D-sub male)
Pin No. Signal Name
1
2
3
4
5
6
7
8
9
* The maximum cable length is 100 m.
IMPORTANT
9-pin D-sub, male
NC Not used
RxD Received Data
TxD Transmitted Data
DTR Data Terminal Ready
NC Not used (MFR-1616A only)
SG Signal Ground
DSR Data Set Ready
NC Not used(MFR-1616A only)
RTS Request To Send
CTS Clear To Send
NC Not used
FG Frame Ground
T- Transmit data (-)
R+ Receive data (+)
SG Signal Ground
NC Not used
SG Signal Ground
T+ Transmit data (+)
R- Receive data (-)
FG Frame Ground
14
Description
Description