Riken Keiki OX-591, Руководство по эксплуатации

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６－２－２．Responding to gas alarm
When gas alarm is triggered, follow to the client rule and immediate action shall be required. Generally,
following action is taken.
① Confirmation of indication value.
② Based on the gas control concentration, it keeps the safety by keeping away people from monitoring area.
≪When preventing oxygen deficiency≫
③ Based on oxygen deficiency control concentration, it keeps the safety by keeping away people from
monitoring area.
④ When oxygen deficiency concentration display is continued, shut off the gas, ventilate around
detector head and confirm that oxygen concentration returns normal level.
⑤ Suppose that the oxygen deficiency condition is to remain and provide yourself with protection attire
and tool away from danger, go to the leak site and check the gas residual condition by portable gas
detector.
⑥ After checking that there is no danger, actions for gas leak shall be taken.
６－２－３．Alarm other than gas detection
t may respond to interference gas
For interference gases, contact the nearest agent or RIKEN KEIKI.
t may be caused by drifting due to the change of long time elapsed sensor
Check the reading by daily check and make calibration through authorized service agent whenever
necessary.
t may be caused by the noise generated from spherical machine
Revision of installation location, wirings and the addition etc. of noise measure parts between instrument
and detector shall be required. This specific measures shall differ from the condition of each site.
It may receive a temporarily noise such as by thunder lightning etc.
When the cause and effects are understood, the measure for surge according to the condition can be
taken.
＊ NOTE
Instantaneous gas leak condition may return normal condition at confirmation time.
Except gas alarm, it gets alarm condition temporarily by noise or any other accidental
conditions.