Model 26-1 Frisker User’s Manual Section 5
Ludlum Measurements, Inc. Page 5-4 April 2017
Setup Mode Operation
Once the Model 26-1 is in Setup mode, the Calibration Constant will be
displayed on the LCD, and the hundredths digit will be blinking, indicating it as
the selected item. Use the MODE button to adjust the value for the selected
item. When the appropriate value is selected for that item, press the ON/ACK
button to move to the next item. When the desired value is displayed, either
wait for four seconds for the Model 26-1 to switch to the next parameter, or
press the UNITS button to advance to the next parameter. When the Model
26-1 is in PROTECT mode (dipswitch setting), the Setup parameters will
cycle through to display the set values, but changes are not possible.
The order of Setup parameters for the Model 26-1 is as follows:
Calibration Constant (Default 3.30 kcpm per mR/h) - Use ON/ACK to
select the value to adjust, and MODE to adjust the value. Value is in kcpm per
mR. Available values are:
Ones Place (0-9)
Tens Place (0-9)
Hundreds Place (1-9)
Dead Time Correction (Default 75 microseconds) - Use ON/ACK to
select the value to adjust, and MODE to adjust the value. Value is in
microseconds. Available values are:
Ones Place (0-9)
Tens Place (0-9)
Hundreds Place (0-9)