Fuji Electric ZSVS-2 Instruction Manual page 92

Error message
If errors occur, the following contents are displayed.
Error display
Error No.1 Motor rotation detection signal
faulty
Error No.4 Zero calibration is not within.
Error No.5 Amount of zero calibration
(indication value) is over 50%
of full scale.
Error No.6 Span calibration is not within the
allowable range.
Error No.7 Amount of span calibration
(difference between indication value
and calibrated concentration) is over
50% of full scale.
Error No.8 Measured values fluctuate too much
during zero and span calibration.
Screen display and operation at the occurrence of error
(1) In case of Error No. 1, No. 4, No. 6 and No. 8
Measurement screen
• To cancel the error, select <Menu Mode>
and execute <6. Cancel Error>.
• Even if the error is canceled, the error display
appears again unless the cause of the error
is eliminated.
Error contents
ENT
ESC
- 80 -
Probable causes
• Motor rotation is faulty or stopped.
• Motor rotation detector circuit is faulty.
• Zero gas is not supplied.
• Zero is deflected much due to dirty cell.
• Detector is faulty.
• Span gas is not supplied.
• Calibrated concentration setting does not
match cylinder concentration.
• Zero calibration is not performed normally.
• Span is deflected much due to dirty cell.
• Detector sensitivity has deteriorated.
• Calibration gas is not supplied.
• Time for flowing calibration gas is short.
Display of error contents
• When more than one error occurs, pressing
the key moves to another error display.
INZ-TN2ZSVS-E