PT1E-0930
23
５－５－４．Confirmation of peak hold level
The highest reading level is held if gas concentration above preset alarm level in detection mode
is detected.
maintenance mode.
①
Press MODE switch for above 3 seconds to start
②Select「１―Ｐ」with UP/DOWN switch.
③Peak hold level can be checked with SET
switch.
④Press SET switch for above 3 seconds to
release peak hold level.
⑥
To return detection mode, press MODE switch for
above 3 seconds.
MAINTENANCE light turns off to show detection
mode.
⑤Press SET switch to check whether it is
cancelled or not.
