ELECTRICAL CONNECTIONS
4
33
H250
www.krohne.com
04/2009 - 4000269302 MA H250-R02
Conversion factor
The conversion factor is always 10% of the full-scale range.
If the measuring range is not know, the conversion factor is factory-set to 1000.
Exit the setting by pressing the RESET button
The largest factor that can be set is 1099.
Factors with decimal values are not possible.
Counter overflow
A counter overflow is signaled by all the decimal points lighting up.
Reset by pressing the RESET button.
Current input calibration
Current input calibration
Current input calibration
Current input calibration
During the switching-on process keep the RESET button pressed until three decimal points light
up.
•
Set 4.00 mA
•
Keep button
1
pressed until the number 0 is displayed
•
Set 20.00 mA
•
Keep button
3
pressed until the number 100 is displayed
•
Exit calibration by pressing button
2
Figure 4-9: Changing the conversion factor
1
Units position
2
Tens position
3
Hundreds and 1000s position
Figure 4-10: Depiction of counter overflow
MA_H250_R02_en_PRT.book Page 33 Tuesday, September 22, 2009 12:26 PM
