This is you can use for checking oxygen level in verious places.
This Model is a personal OXYGEN DETECTOR / MONITOR is designed to detect presence of oxygen & indicate OX gas concentration at any time. It can be used intermittently or continuously and will sound an alarm at two preset levels, typically 19.5% V/V and 18.5% V/V. Visible LED indication is also provided for alarm condition.
DESCRIPTION
A miniature OX indicator and alarm small enough to be worn in a shirt pocket. It uses a diffusion-type sensor and has a liquid crystal digital (LCD) display to show OX concentration directly in % V/ V. The instrument features the following audible and visual alarms.
SPECIFICATION:
RANGE :- 0- 25% V/V
SENSOR :- ELECTROCHEMICAL
RESOLUTION: 0.1 %V/V
SAMPLING METHOD : DIFFUSION
READOUT : LCD , DIGITAL
ALARMS : TWO LEVELS- LOW & HIGH
19.5 & 18.5%v/v (falling)
BATTERY :- 9VDC ( Rechargeble battery)
HOUSING :- ABS Plastic