Unitech UT-1412 - Alarm Relay Setting; Node Address Setting

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UT-1412
10
Step : 4
Please clean pH Electrode using D.M water and dry it before Calibration. Dip the Electrode in
9.2 pH Buffers and wait for few seconds to steady the Display reading. Display shows some
reading near 9.20 pH. Use 9.2 pH Calibration [ ] function as per under showing procedure
Press Key Display Showing Operaon Needed
CNF
CAL
SET
Press 3 times


Press Key. The Buffer
value is displaying on upper
display.
key
The pH Meter has optional RS-485 Modbus Communication. For this the Nod address slave
device id [ ] is set as per showing procedure.
Press Key Display Showing Operaon Needed
CAL
SET
Press 7 times


key
It is Function for using High / Low alarm control setting. For use Low Alarm [ ] and High
Alarm [ ] functions as per showing procedure.


Press Key Display Showing Operaon Needed
CNF
CAL
SET
Press 5 times


Set Low alarm for controlling
using keys, the press
key for next High alarm
set
key
4.5 Alarm Relay seng.
CAL
SET
Press 6 times


key
CNF
Set Low alarm for controlling
using keys, the press
key for next Parameter
set.
4.6 Node Address seng.
Note :-
The Low and High Set points are for examples only. User can set these values as control action
CNF
Set Slave ID by using
keys, the press key for save
Now Meter will exit from the
Note - Default ID : 0001.
Set ID from 0001 to 0250
setting Menu.
PH INDICATOR / CONTROLLER