TSC 800 TRANSFER SWITCH CONTROLLER
PM 049 REV 10 08/09/25 Thomson Technology
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7.6.2.1.3. Use the INCREMENT or DECREMENT pushbuttons to
adjust the correction factor number while observing the displayed
voltage level. Adjust the correction factor number to obtain 0VAC on
the display.
7.6.2.1.4. With the correct voltage displayed, press the ENTER
pushbutton to accept the correction factor number. Record the
correction factor number on the TSC 800 programming sheet for future
reference if required.
7.6.2.1.5. Repeat the above procedure for Zero Calibration for all
remaining phases of the utility supply as required. Remove any
shorting leads for zeroing purposes before proceeding.