Omron PC CONNECTION - 04-1997 Operation Manual page 47

OMRON Product Connector Specifications
PT Connectors
APP-2
APPENDIX A
OMRON Product Connector Specifications
F RS-232C connector specifications
S Connector type
S Electrical characteristics
S Connection signals
Connector
Pin No.
1 Not used
2 Send data
3 Receive data
4 Request to send
5 Clear to send
6 +5V for convertor (max. 150 mA)
9 Signal ground
F RS-422A terminal block specifications (NT30/NT30C only)
S Connected terminal block
S Electrical characteristics
S Connection signals
Send data (–)
Send data (+)
Receive data (–)
Receive data (+)
: RS-232C connector (9-pin)
: Conform to EIA RS-232C
Signal Name
: RS-422A terminal block (M3.5 screw)
: Conform to EIA RS-422A
Signal Name
Appendix A
Signal Direction
Abbreviation
PT External Device
–
SD (T D)
X
RD (R D)
X
RS (RTS)
CS (CTS)
+5V
SG
Signal Direction
Abbreviation
PT External Device
SDA
SDB
RDA
RDB
–
–