Appendix 3 Using NS-AL002 Converters
A-23
A-3-5 Pin Arrangement
The Adapter has a connector for RS-232C interface connection and a terminal block for
RS-422A/485 interface connection.
The pin arrangements for the RS-232C connector and RS-422A/485 terminal block are as
follows:
RS-232C Connector
Terminal block
pin number
Signal name
Signal direction
Adapter
⇔
PT
1
NC
2
RD
←
3
SD
→
4
CS
←
(RS signal short-circuited internally)
5
RS
→
6
5 V
(30 mA max.)
←
7 or 8
NC
(Pins 7 and 8 are short-circuited.)
9
SG
−
Connector hood FG
Connects to functional ground terminal of PT.
RS-422A Terminal Block
Terminal block
pin number
Signal name
Signal direction
Adapter
⇔
Host
1
FG
Connects to functional ground terminal of PT.
2
RDB (+)
←
3
SDB (+)
→
4
RSB (+)
→
5
NC
---
6
RDA (
−
)
←
7
SDA (
−
)
→
8
RSA (
−
)
→
Summary of Contents for NS - REV 12
Page 2: ......
Page 22: ...20 ...
Page 34: ...1 4 Procedure for Running NS series PTs 1 12 ...
Page 54: ...2 2 Part Names and Functions 2 20 ...
Page 116: ...3 11 RS 232C RS 422A Selector DIP Switch 3 62 ...
Page 144: ...4 4 Recommended Connector Cables 4 28 ...
Page 174: ...5 3 Connecting to Host via EtherNet IP 5 30 ...
Page 246: ...6 11 Verifying Tags 6 72 ...
Page 279: ...Appendix 2 Dimensions A 19 NS5 V1 V2 Cable Connection Dimensions ...
Page 332: ......
Page 333: ......