A Technical appendix
Festo – MPAL-VI-EN – 2017-07a – English 97
A.1.2 Operating and environmental conditions
The valves can be used at temperatures down to –5 °C. In order to prevent the condens
ate and humidity from freezing, we recommend installing a dryer with which condensate
and humidity can be removed.
Ambient conditions
Permitted temperature range
Long-term storage [°C] –20 … +40
Operation [°C] –5 … +50
Medium [°C] –5 … +50
Relative air humidity at 40 °C [%] 90
Protection class to EN 60529 IP65/67 (with IP65/67 cover and cable or end plate with
I-Port-/IO-Link interface from Festo accessories)
IP40 (with IP40 cover and cable)
Corrosion protection CRC3
1)
Vibration and shock resist
ance
– Valve terminal with multi-pin plug connection or I-Port/
IO-Link interface èAssembly instructions for valve
terminal MPA
– Valve terminal with CPX terminal èAssembly instruc
tions for terminal CPX/valve terminal MPA
1) Corrosion resistance class 3 acc. to Festo standard 940070 components with serious corrosion loading. External visible parts with
primarily decorative requirements for the surface and which are in direct contact with the ambient atmosphere typical for industrial
applications or media such as coolants or lubricating agents.
Tab. A.2 Technical data: Ambient conditions
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