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Mechanical assembly
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3.6 Filter monitor (optional)
Filter condition
The condition of the filter is determined by the pressure drop measured across the filter.
You may choose between two types of gauges.
3.6.1 Filling with liquid
NB
The special liquid has almost no evaporation and is temperature resistant in the range -
20°C to +50°C. If the U profile must be used at a lower temperature, antifreeze must be
added with a viscosity of 1.0.
3.7 Damper
Important:
When installing outside, the damper motors must be protected
against penetrating water and frost.
U pipe manometer
Magnehelic pressure gauge
1. Place the scale in the bottom.
2. Fill with the supplied special liquid,
up to approx. 300 Pa.
3. Connect the two plastic hoses.
Summary of Contents for VEX5000 Series
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