3-19
OPERATION
To accept sensor fault and continue operation:
• Press and hold YES (Top Button) to
continue using operational sensor(s).
Note: A spanner symbol ashes in the faulty range
(LEL in example), as illustrated in Fig. 3-30.
alternates with
Fig. 3-30 Faulty Range Display
To reject sensor fault and proceed with the shut-down
sequence:
• Press and hold NO (Bottom Button) to
switch the instrument OFF.