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•• Specifications of Communication
Item Specification
Communication standard EIA RS-232C
Communication parameters Start-stop synchronization
Transmission speed : 2400, 4800, 9600 or 19200 (in bps)
Data length : 7 or 8 bits
Stop bit : 1 or 2 bits
Parity : Even, odd or none
Flow control : RS/CS control
XON/XOFF control
None
Connector 9-pin D-SUB connector (female)
Number of connectable
units
One to one
Transmission distance Max. 15 m
•• Setting of DIP Switch
The operational status of NT20S is settable by the DIP switch at the bottom right on the rear face of
main frame.
Switch No. Function Factory Setting
Validity or invalidity of forced panel data initialization
SW2-1 ON
NT20S starts in a special operation mode where only the
initialization of panel data memory is carried out. At
startup, the memory initialize menu is displayed.
[OFF] NT20S starts in the usual operation mode. O
Panel display language mode
SW2-2 ON Messages are indicated in English.
[OFF] Messages are indicated in Japanese. O
Permission or prohibition of transition to system menu
SW2-3 ON
System menu cannot be indicated. If an error has occurred
at start, the system menu is automatically indicated, but
transition to "transmission mode" cannot be made.
O
[OFF] System menu can be indicated.
Unused
SW2-4 ON
[OFF] O
Brackets [ ] indicate the factory setting.
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