Michell Instruments Promet I.S., User Manual

Page: 58 / 78

Promet I.S. User’s Manual
50 97221 Issue 5, March 2017
APPENDIX B
Setting the Address of the Monitor
This procedure needs to be done for either ASCII or MODBUS RTU protocols.
a. Press the
Select
and

keys simultaneously to display the BRI (brightness)
menu.
b. Press the
Select
key again to display the CAL (calibration) menu.
c. Use the

and


keys to set the code in the CAL menu to
200
.
d. Press the
Select
key 3 times to display the address.
e. Use the

and


keys to set the address.
f. Press the
Select
key again and use the

and


keys to set the code in
the CAL menu to
000
.
Setting the Communications Protocol
• If the instrument is set to ASCII send
sw132,1$
to set to Modbus.
• If the instrument is set to Modbus send
0
to register 40132(132) to set to
ASCII.
Using the Front Panel
Firstly, follow the instructions in Appendix C to unlock the CODE settings on the monitor front panel.
a. Press the
Select
and

keys simultaneously to display the BRI (brightness)
menu.
b. Press the
Select
key until the CODE3 menu is displayed and set it to
001
using the

and


keys. Setting CODE3 to
000
sets the communications
back to ASCII.
c. Press the
Select
key to exit the menu.
NOTE: It is now recommended that the CODE settings are locked again using the
instructions in Appendix C, as accidental modi fi cation of the CODEs can cause damage
to the monitor.