Environmental
phenomena
Basic standard
Description
Test levels
Ethernet ports to all
other isolated ports
1.5 kVrms, 1 min
RS-232 port to all
other isolated ports
SHDSL ports to all
other isolated ports
Status out/Digital in
port to all other
isolated ports
Table 11. EMC and electrical conditions
Environmental
phenomena
Basic
standard
Description
Test levels
Temperatures
EN 60068-2-1
EN 60068-2-2
Operational
-40 to +74°C (-40 to +165°F)
Storage and
transport
-40 to +85°C (-40 to +185°F)
Humidity
EN 60068-2-30
Operational
5-95% relative humidity
Storage and
transport
Corrosive gases
IEC
60068-2-60
Operational
Method 3, 21 days
a
Altitude
Operational
2000 m/70 kPa
Service life
Operational
10 years
MTBF
MIL-
HDBK-217F2,
GB, 25 °C
437,000 hours
Vibration
IEC
60068-2-64
(random)
Operational
5 - 20 Hz: 2 m
2
/s
3
20 - 500 Hz - 3 dB/oct
3 axis = 3 x 3 min
Shock
IEC
60068-2-27
Operational
6 ms 1000 m/s
2
6 directions, 3 shocks/direction
Bump
IEC
60068-2-27
Operational
11 ms 100 m/s
2
6 directions, 100 shocks/direction
Enclosure
EN 60950-1
Zinc
Fire enclosure
Weight
0.8 kg
Degree of protection
EN 60529
Enclosure
IP40
Cooling
Convection
a
Method 3, 21 days corresponds to Harsh Industrial Environment G3 which is defined in ANSI/ISA 17.04: 2015
Table 12. Environmental and mechanical conditions
24
DDW-142/242-12VDC-BP
Содержание DDW-142
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