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4. ALARMS
4-1. Types and patterns of gas alarm
The OX-07 will sound an alarm, flash its alarm lights and vibrate when the oxygen
concentration reaches to warning/alarm level.
【for Japanese specification】
Gas alarm types : Low alarm (WARNING), Low-Low alarm (ALARM), Over range alarm (OVER)
Alarm patterns : Pattern “A”, pattern “B”
Alarm actions :
Buzzer, light, vibration, LCD (flashing, back light on)
Alarm types
Target gas
Alarm pattern
O2
Low alarm(WARNING)
18.0vol%
Pattern A
Low-Low alarm(ALARM)
18.0vol%
Pattern B
Over range alarm(OVER)
40.0vol%
Pattern B *1
【for Overseas specification】
Gas alarm types : Low alarm (WARNING), High alarm (ALARM), Over range alarm (OVER)
Alarm patterns : Pattern “A”, pattern “B”
Alarm actions :
Buzzer, light, vibration, LCD (flashing, back light on)
Alarm types
Target gas
Alarm pattern
O2
Low alarm (WARNING)
19.5vol%
Pattern A
High alarm (ALARM)
23.5vol%
Pattern B
Over range alarm (OVER)
40.0vol%
Pattern B *1
*1. Actions of buzzer, light and vibration are same as for ALARM.
Only the display screen is different (see next page).
Actions of alarm lights, buzzer sound and vibration
Alarm pattern
Pattern A
(Intermittent : Once per second)
Pattern B
(Intermittent : Twice per second)
Buzzer sound
(Pulsing tone)
Pi- Pi- Pi-
Pi Pi Pi Pi Pi Pi
Alarm lights
Vibration