Technical Specifications

3.6.3 Environmental Type Tests

Test Description Test Levels Severity
Levels
IEC 60068-2-1 Cold Temperature Test Ad -40°C, 16 Hours N/A
IEC 60068-2-2 Dry Heat Test Bd +85°C, 16 Hours N/A
IEC 60068-2-30 Humidity (Damp
Heat, Cyclic) Test Db 95% (non-condensing),
55°C , 6 cycles N/A
IEC 60255-21-1 Vibration Tests Fc 2g @ (10 - 150) Hz Class 21
IEC 60255-21-2 Shock Tests Ea 30g @ 11mS Class 21
Note:
1. Class 2 refers to “Measuring relays and protection equipment for which a very
high security margin is required or where the vibration levels are very high,
e.g. for shipboard applications and for severe transportation conditions”
3.7 Operating Environment
Parameter Range Comments
Ambient Operating
Temperature -40 to 85°C Ambient Temperature as measured from a 30cm
radius surrounding the center of the enclosure.
Ambient Relative
Humidity 5% to 95% Non-condensing
Ambient Storage
Temperature -40 to 85°C
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