AirSafe 2 Ambient Air Dust Monitoring


Continuous dust monitoring in ambient air: control system areas, silo areas, boiler houses, work stations

AirSafe 2 is an electrodynamic dust sensor monitoring leakages and dust concentration in ambient air in production facilities or workplaces. This versatile sensor allows you to keep under control your ambient environment. An alarm is generated when a threshold is exceeded


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  • Brand
  • Features & Benefits
  • Main Applications
  • Technical Specifications
  • Technical Data
  • Mounting & Installation
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Envea Ambient

Features & Benefits

  • Controlled and self-monitored system
  • Calibratable alarm
  • Prevents creation of dust explosion zones
  • Dust concentrations in the ambient air are safely monitored
  • AirSafe can be used as early detection for dust which could endanger the workplace
  • Adapted for applications in zone 22 dust
  • Possible dust leakage from the process is quickly detected

Main Applications

  • Food
  • Paper
  • Chemistry
  • Power Plant
  • Cement
  • Hospital

Technical Specifications

  • Monitors dust concentrations on the basis of pre-set limit values
  • Can be used as early detection of particulate concentrations which could endanger the workplace

Technical Data

Measuring Solid particles in a gas stream
Particle size 0.3 µm or larger
Measurement range From 0.1 mg/m3
Ambient temperature – 20 . . . + 60 °C (optional: -40 … +70 °C )
Humidity 95 % RH (non-condensing)
Measurement principle Electrodynamic
Fan failure detection Yes
Damping time 1 s
Output signals Relay output, either NC or NO
Analog output 4 … 20 mA
ModBus RTU 485
Protection IP66 (IP20 for functionality according EN DIN 60529: 2014-09)
Air Flow Std 100 m³/h
EX 130 m³/h
Dimensions (L x W x H) 500 x 100 x 240
Housing material Sensor: Aluminium
Flow duct: St37 powder-coated
Power supply 24 ± 10 % V DC
Rating Max. 10 W
Electrical connection Screw terminals
Weight 5.5 kg

Mounting & Installation

AirSafe 2 can be installed anywhere in a room.
Except of high ambient temperatures, there is no need to maintain distances from units or walls.

AirSafe 2 can be wall-mounted using brackets provided.


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