Siemens AS-i Master CM 1243-2 a Manual page 126

Approvals
Environmental conditions
Environmental conditions - transportation and storage
EN 60068-2-2, Test Bb, dry heat and
EN 60068-2-1 Test Ab, cold
EN 60068-2-30, Test Db, damp heat
EN 60068-2-14, Test Na, temperature shock
EN 60068-2-32 Free fall
Atmospheric pressure
Environmental conditions - operation
Ambient temperatures / air humidity
(inlet air 25 mm below device)
Atmospheric pressure
Concentration of pollutants
EN 60068-2-14, Test Nb, temperature change
EN 60068-2-27 Mechanical shock
EN 60068-2-6 Sinusoidal vibration (DIN rail mount)
Protection class
● Protection class III according to EN 61131-2 (protective conductor not required)
Degree of protection
● Mechanical protection to EN 60529: IP20
Protects against finger contact with high voltage as tested by standard probe. External
protection required for dust, dirt, water and foreign objects of < 12.5 mm in diameter.
126
-40 °C to +70 °C
25 °C to 55 °C, 95% humidity
-40 °C to +70 °C, dwell time 3 hours, 2 cycles
0.3 m, five times, in product packaging
1 080 to 660 hPa (corresponding to an altitude of -1 000 to 3 500 m)
0 °C to 55 °C horizontal mounting
0 °C to 45 °C vertical mounting
95% relative humidity, non-condensing
1080 to 795 hPa (corresponding to an altitude of -1000 to 2000 m)
S0 : < 10 ppm (over 10 days)
2
H S: < 1 ppm (over 10 days)
2
5 °C to 55 °C, 3 °C/minute
15 g, 11 ms pulse, 3 positive and 3 negative shocks in each of the
3 axes (half sine)
2 mm PP from 2 to 13 Hz and 0.7 g from 13 to 100 Hz (according to
shipbuilding 1);
10 sweeps per axis, 1 octave/minute
AS-i master CM 1243-2 and AS-i data decoupling unit DCM 1271 for SIMATIC S7-1200
Manual, 04/2013, A5E02655230010A/RS-AA/003