Manual
WindO/I-NV2 User’s Manual 3-75
5 User Communication
3
Communication
HG2S (Connector)
■ Serial Interface 1 (RS422/485)
HG2G-5F, HG3G/4G (Connector)
HG2G-S/-5S/-5F, HG3G/4G (Terminal)
HG1F (Connector)
1 FG
Pin No. Name
30 SD
32 RD
34 RS
36 CS
-FG
Pin No.Name
-RD
-
SD
-SG
29 SG
Shield Wire
HG2SExternal Device (RS232C)
D-sub, 37P connector plug type
Cover FG
Pin No. Name
1
RDB(RD
-
)
6
SDA(SD+)4
SDB(SD
-
)
9
Pin No.Name
-SDA
-SDB
-RDA
-RDB
-SG
5 SG
RDA(RD+)
Shield Wire
HG2G-5F, HG3G/4GExternal Device (RS422/485)
8 RDA(RD+)
Pin No. Name
9 RDB(RD
-
)
6 SDA(SD+)
7 SDB(SD
-
)
5 SG
-FG
Pin No.Name
-SDA
-SDB
-RDA
-RDB
-SG
Shield Wire
HG2G-S/-5S/-5F, HG3G/4G
External Device (RS422/485)
Terminal
There is no pin number corresponding to TERM for the HG2G-S/-5S/-5F and the HG3G/4G. When a
termination resistor is necessary, use the terminating resistor selector switch. For the terminating resistor
selector switch, refer to Chapter 1 "3 Important Points Regarding Wiring" in the "External Device Setup
Manual".
Cover FG
Pin No. Name
2
7
RDA(RD+)
1
RDB(RD
-
)
6
SDA(SD+)
-SDA
Pin No.Name
-SDB
-
RDA
-RDB
9
SDB(SD
-
)
8
CS
-
4
RS
-
3
CS+
5
RS+
SG
-SG
Shield Wire
HG1FExternal Device (RS422/485)
D-sub, 9P connector socket type