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Model LXT-230 Instruction Manual / 20
Electrode Span Menu, then
perform a buffer calibration.
Check the sensor and
electrode for proper
operation.
Wrong temperature
correction has been
calibrated in the temperature
trim.
Examine the temperature
and the Temperature
Calibration Menu. Adjust trim
as required.
LCD turns black.
Power to the transmitter
dropped below the minimum
required voltage for a
fraction of a second (gray-
out). Typically caused by a
voltage transient.
Cycle power off for
approximately 10 seconds,
and then on again.