2.3.1.3 Environmental tests
Temperature Stability Test
Per IEC 60068-2-1
●
-25°C (-13°F) storage (96 hours)
●
-40°C (-40°F) operation (96 hours)
Per IEC 60068-2-2
●
+85°C (185°F) storage (96 hours)
●
+85°C (185°F) operation (96 hours)
Per IEC 60068-2-14
●
Change of temperature, 5 cycles, 1°C / min rate of change
Ambient Humidity Range Test
Per IEC 60068-2-3
●
56 days at ≤ 93% relative humidity and 40°C (104°F)
Per IEC 60068-2-30
●
Damp heat, cyclic (12 + 12 hours)
93 % relative humidity, +25°C … +55°C (77°F … 131°F)
Corrosive Environment Tests
Per IEC 60068-2-60: 1995, Part 2, Test Ke, Method (class) 3
Industrial corrosive environment/ poor environmental control, mixed gas flow
test.
●
21 days at 75% relative humidity and 30°C (86°F) with exposure to
elevated concentrations of H
2
S, NO
2
, Cl
2
and SO
2
.
2.3.1.4 Mechanical Robustness 1
Applicable to the following case variants:
●
Flush mounted case, flush-mounting method 1 (without angle brackets and
frame)
Vibration Test
Per EN 60255‑21-1 or IEC 60255‑21-1, test severity class 1.
Frequency range in operation
●
10 to 60 Hz, 0.035 mm, and
●
60 to 150 Hz, 0.5 g
Frequency range during transport
●
10 to 150 Hz, 1 g
Shock Response and Withstand Test, Bump Test
Per EN 60255-21-2 or IEC 60255-21-2.
Acceleration and pulse duration:
●
Shock Response tests are carried out to verify full operability (during
operation), test severity class 1:
5 g for 11 ms.
●
Shock Withstand tests are carried out to verify the endurance (during
transport), test severity class 1:
15 g for 11 ms.
P634
2 Technical Data
2-6 P634/EN M/R-42-A // P634‑311‑653