Test rs232 interface, Test rs422 interface, E. test rs232 interface – DNF Controls SW32PS_Port_Switcher User Manual
Page 18: F. test rs422 interface
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SW32PS RS422 Port Switcher
e.
TEST RS232 INTERFACE
NOTE: Only accessible if External Interface is set to RS232.
1)
Connect one end of the standard 9-pin cable to the external control source (your
PC).
2)
Connect the other end to the RS232 port on the back of the SW32PS.
3)
The first line of the display shows: “RS232 Interface Data”
4)
Send some data from the PC.
5)
The second line of the display should show sent data.
6)
Press [ESC] to exit the test mode.
f.
TEST RS422 INTERFACE
NOTE: Only accessible if External Interface is set to RS422.
1)
Connect one end of the standard 9-pin cable to the external control source.
2)
Connect the other end to the RS422 port on the back of the SW32PS.
3)
The first line of the display shows: “RS422 Interface Data”
4)
Send some data from the external control source.
5)
The second line of the display should show sent data.
7)
Press [ESC] to exit the test mode.