User`s guide

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- Manufacturer : OLDHAM S.A. - 62 ARRAS FRANCE
- Function : MULTIPLE RISK DETECTOR
- Type : MX 2000
- Gas detected : Explosive (25 gases pre-programmed; see the list in
appendices), O2 - CO - H
2
s (see table of cell characteristics)
- Configuration : 1 to 4 risks
- Measurement : Continuous
- Mode :
• Detection (Display of “ok” or “gas”)
• Measurement (Display of the concentration in full)
- Cell : plug-in type for the change
- Display :
• 8-character LED, alphanumeric, located on the top (with high luminosity)
• LCD (with backlight)
- Self-zero : Automatic on removal from the charger, or manual
- Cell fault (at starting)
• Visual and audio alarm
• Uncoded display
- Battery fault :
• Visual and sound alarm
• Uncoded display
- Check on correct operation :
• Audio signal every 30 seconds for the correct operation (adjustable
frequency)
• Self test when switched on, and when removed from the charger
- Indicators :
• 1 alarm lamp for each channel
• 1 common flashing alarm