PLZ-U Remote Control 6-11
6.4.2 RS-232C Control
■ RS-232C connection
Use a standard cross cable (null modem cable) to connect the PLZ-U to the PC.
The RS-232C port on the PLZ-U is a standard D-sub 9-pin male connector.
Table6-1 RS-232C pins
■ RS-232C configuration
1. Check that the load is turned off.
Check that the LOAD LED is turned off. If it is on, press the LOAD key to turn
it off.
2.
Enter CONFIG settings.
Press the CONFIG (SHIFT + CLEAR) key.
“CF. 01” appears on the frame display.
3.
Select the interface.
Turn the rotary knob and set the configuration number to 9 (CF. 09).
While holding down the SHIFT key turn the rotary knob to select 232.
4.
Set the baud rate.
Turn the rotary knob and set the configuration number to 11 (CF. 11).
While holding down the SHIFT key turn the rotary knob to select the baud
rate.
5.
Power cycle the PLZ-U.
The settings are entered.
Pin No. Function
1 Not used
2 Receive (RX)
3 Transmit (TX)
4 Not used
5 Ground (FG)
6 Not used
7 Not used
8 Not used
9 Not used