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D e t e c t i o n
3
D e t e c t i o n
AirWatch MK 1.2
User Manual
Warning
• All persons responsible for the operation, maintenance and repair of this product must read this manual
carefully. The product will function in accordance with the specifications only if it is operated, maintained
and repaired in accordance with the manufacturer’s instructions.
• The AirWatch is a safe device and may NOT be used in a potentially explosive atmosphere!
• Warranty: A one-year warranty applies to both the AirWatch and the sensors.
Caution
• If the filter is visibly dirty, it must be replaced before turning the AirWatch on.
• Check the pump after turning the AirWatch on. Close off the pump supply by covering the filter inlet with
your finger. The pump will make three attempts (if setup to three attemps) to restart, and then the alarm will
trigger.
• Only operate the AirWatch at temperatures of between -20°C and 45°C.
• Relative humidity: 0-95%, non-condensing. If sampling from any environment with different temperature or
humidity, an evaluation shall be done and protection against condensation shall be installed. The AirWatch
may only be turned off when no concentrations of explosive or toxic substances are present.
Important
STATIC ELECTRICITY DANGER: only clean the device with a moist cloth.
• This manual should be read by everyone who operates or monitors the watchgas gas detection system.
Only personnel who have been fully trained by are authorised to Install, Set-up, Service, and Test, Repair, or
Recondition the system.
• All new devices are calibrated by factory when they are delivered. The AirWatch requires regular
maintenance: we recommend having it calibrated and maintained every six months.
• A bump test assesses the sensors’ responses to test gas.
• Special calibration gas is needed for carrying out bump tests. This is available from your distributor.
• The device must be used in accordance with the AirWatch sensor configuration. Testing it with different or
non-recommended gases may seriously damage the sensors, and testing the LEL sensor with a cigarette
lighter will result in irreparable damage. Improper use can create a dangerous situation.
