Omron NS7 Series Setup Manual page 202

· 1:1 NT Link
Item
Communications
Conforms to EIA RS-232C.
standards
D-Sub female 9-pin connector
Connectors
(Serial ports A and B)
Number of Units
1:1
connected
Transmission distance Up to 15 m. (See note 1.)
· 1:N NT Links
Item
Communications stan-
Conforms to EIA RS-232C.
dards
D-Sub female 9-pin connector
Connectors
(Serial ports A and B)
Number of Units
1:1 to 8
connected
Transmission distance Up to 15 m. (See note 2.)
Note 1. When using an NS-AL002 Adapter, the transmission distance is as follows:
RS-422A cable: Up to 500 m total extended length.
2. The NS-AL002 is required when connecting two or more PTs to the host.
RS-422A cable: Up to 500 m total extended length.
· Bar Code Reader
Item
Communications
Conforms to EIA RS-232C.
standards
Start-stop synchronization
Baud rate: 4,800, 9,600, or 19,200 bps
Communications Data length: 7 or 8 bits
settings
Stop bits: 1 or 2 bits
Parity: None, odd, or even
Flow control: RS/CS control
Ports that can be
Either port A or port B only.
connected
Number of Units
1:1
connected
Using PT serial port and D-Sub 6-pin Using external power supply
Transmission dis-
tance 2 m
Communications
No protocol mode
protocol
Data format [STX]
Using PT serial port and D-Sub 6-pin Using external power supply
Power supply
5 V ±5% 250 mA max.
Specifications
Specifications
Specifications
15 m
Data (0 to 40 bytes) [ETX]
Depends on Bar Code Reader
specifications.
Appendix 2 Specifications
A-7