Bat fault – Heath Consultants Gasurveyor 500 Series User Manual
Page 27
17
‘OFF’ and the instrument automatically switches off. The
batteries should be replaced immediately.
‘BAT FAULT’
This indicates that the batteries require replacing.
‘1’
This message which can also appear after power on,
indicates that a calibration data error has been detected.
The instrument should be returned for servicing.
OPERATION