Technical data
Provide sufficient buffer volume for ignition protection gas; volume is dependent
upon the switching frequency of the compressor and the possible operating time
without the compressor.
UNION recommends compressed air of class 533 as per ISO 8573-1
corresponding to solids of 40 μm (class 5)/dew point of –20°C (class 3)/oil quality
of 1 mg/m³ (class 3).
The calorimeter may not be operated outside the specified ambient temperature
range: –10°C ≤ T
amb
≤ 50°C.
The approval is void outside this temperature range.