7
Adjust the limits/calibrate the instrument WST-50
Adjust the limits/calibrate the instrument WST-50
Sequence
•
Press and hold button H (hidden), with a small screw driver
•
Press the test plate shortly
buzzer sounds!
•
Release the button H
•
Release the test plate
•
LED “<” shines
•
Connect the resitor modul for the lower limit into the 3.5mm socket
•
Press button “H” shortly
•
If o.k. the green LED shines and the buzzer appears for 1 second.
•
LED “>” shines
•
Connect the resitor modul for the upper limit into the 3.5mm socket
•
Press button “H” shortly
•
If o.k. the green LED shines and the buzzer appears for 1 second.
•
The new limit are stored.
By pressingb the plate the instrument will switch off.
Error
If a connected calibration resistor is out of these ranges, all 6 red LEDs flash..
5 x
Error Calibration Value
After that the unit switches off.
Important!
In this case you must repeat the complete Set – Up !!!
Needed are :
Reference resitors for the lower and
upper limit.
Small screw driver
