4 external interfaces, Serial interface 1, External interfaces -37 – IDEC High Performance Series User Manual
Page 1353: Micro/ i specif ication s, Caution
WindO/I-NV2 User’s Manual
34-37
3 HG1F
34
MICRO/
I Specif
ication
s
3.4 External Interfaces
●
Serial Interface 1
■
D-sub Connector
• RS232C type (Type No.HG1F-SB22BF)
Screw lock brackets of inch screw thread type (#4-4OUNC) are provided with the RS232C type. Use them as required.
• RS485/422 type (Type No.HG1F-SB22YF)
Note that this D-sub connector cannot be used simultaneously with the terminal block.
CAUTION
Make sure to turn off the power to the HG1F before wiring each interface or switching the
terminating resistor selector Switch.
Interface Specification
RS232C/485(422)
Connector
D-sub 9 pin (Plug)
Screw lock bracket
Metric screw thread (M2.6×0.45p)
No.
Name
Function
1
FG
Frame Ground
2
SD
Send Data
3
RD
Receive Data
4
NC
No connection
5
NC
No connection
6
DR
Data set ready
7
SG
Signal Ground
8
NC
No connection
9
ER
Data terminal ready
No.
Name
Function
1
SD+
Send Data (+)
2
RD+
Receive Data (+)
3
RS+
Request to Send (+)
4
CS+
Clear to Send (+)
5
SG
Signal Ground
6
SD−
Send Data (−)
7
RD−
Receive Data (−)
8
RS−
Request to Send (−)
9
CS−
Clear to Send (−)
1
6
9
5