ABB S4Cplus Instruction page 37

3HAC 16578-1 Revision: E
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4. Remove the sensor, turn it 180° and refit it
in the corresponding hole pattern. wait a
couple of seconds until the sensor has
been stabilized.
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5. Read the values for "A" and "B" shown by
the instrument. The difference between the
two readings should be less than 0.002°
and have opposite directions (+/-). If the
difference is greater, the sensor must be
recalibrated.
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2.4. Checking of sensors
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Detailed in step 1-15 in
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