Omron NT30C-ST141-E Operation Manual page 289

Making the Cable to Connect to the PC
S NT-AL001 RS-232C Connector Specifications (9-pin Type)
- Electrical characteristics:
- Signal direction:
1
6
9
5
S NT-AL001 RS-422A Terminal Block Specifications
- Terminal block:
- Electrical characteristics:
- Signal direction:
S Wiring Connections
- RS-232C type NT30/30C
NT30/30C
Abbrev. Pin No.
1
SD
2
RD 3
RS 4
RS-232C
interface
CS 5
+5V
6
--
7
-- 8
SG
9
(9-pin)
278
Complies with EIA RS-232C
Signal input and output is relative to the NT-AL001.
Connector Connector
Pin No.
Connector cover Frame ground or earth
2 Send data
3 Receive data
4 Request to send
5 Clear to send
6 +5V input
9 Signal ground
RS-422A terminal block (M3 screws)
Complies with EIA RS-422A
Signal input and output is relative to the NT-AL001.
Terminal No Terminal No.
8 Request to send (--)
7 Request to send (+)
6 Receive data (--)
5 Receive data (+)
4 Send data (--)
3 Send data (+)
2 Signal ground
1 Function ground
Note: Signals CSA and CSB are those for special applications.
NT-AL001
RS-232C
Pin No. Abbrev.
1 FG
2 SD
3
RD
4
RS
RS-232C
interface
5 CS
6 +5V
7
DSR
8
ER
SG
9
Shield (9-pin)
Signal Name Signal Name Abbreviation Abbreviation
FG
SD (TXD)
RD (RXD)
RS (RTS)
CS (CTS)
+5V
SG (GND)
Signal Name Signal Name Abbreviation Abbreviation
CSA
CSB
RDA
RDB
SDA
SDB
SG
FG
RS-422A
Terminal
Abbrev.
No.
FG 1
SG 2
3
SDB
RS-422A
4
SDA
interface
RDB 5
RDA 6
CSB
7
Shield
8
CSA
Terminal block
Appendix E
Signal Direction
Input Output
-- --
f
f
f
f
f
-- --
Signal Direction
Input Output
f
f
f
f
f
f
-- --
-- --
Host
Signal Name
Frame ground
Signal ground
Receive data (+)
RS-422A
Receive data (--)
interface
Send data (+)
Send data (--)