LRWMANUAL 0321
KAM CONTROLS, INC.
36
CHANGE THE MODBUS ADDRESS
The default Modbus address is 1. This address can be changed to any number from 1 to 247. Follow the steps below
to change the Modbus address.
Before proceeding, install and configure RealTerm as per instructions on pages 19–21 of this manual. Ensure your
PC is connected to the LRW sensor via the supplied RS232 serial cable and USB-to-serial converter as per wiring
diagram on page 12. To access the boards, unscrew the cover from the Explosion Proof electronics enclosure,
unscrew the LCD Display plate and carefully unplug the LCD connector.
1.
On RealTerm, go to the "Send" tab and type the command "=modbus,2,9600" on either command box. Click on
"Send ASCII." FIG. 4-25. The #2 represents the new address.
FIG. 4-25
2.
To complete the change, turn the LRW power off, wait two to three seconds, and turn it back on.
K A M L R W O P E R AT I O N R E A LT E R M C O N T I N U E D
