Sentry Sample II Low Pressure Installation, Operation & Maintenance Manual page 34

8. Set the voltage source to read 0 V. Verify voltage source using a digital multimeter.
Input 0 V. Press the Enter key to begin calibrating.
9. The controller is done calibrating the 0 V when the Offset value stops adjusting
and the input value on the screen changes from 0 V to 2.5 V. Input 2.5 V for selected
channel. Press the Enter key.
10. The controller is done calibrating the 2.5 V when the Gain value stops adjusting.
Remove voltage from channel. Press the Enter screen to go to the channel selection
screen.
11. Repeat steps 8-11 for remaining channels requiring 0-2.5 V calibrations.
12. After calibration of all channels has been completed, use the ESC key to return to the
Operation Screen.
Flow Meter Calibration
Consult Factory for assistance.
34 Sentry Equipment Corp