553BTechnical specifications
A.1 General Technical Specifications
S7-1200 Programmable controller
System Manual, 11/2011, A5E02486680-05
661
Table A- 5
Operating conditions
Environmental conditions - Operating
Ambient temperature range
(Inlet Air 25 mm below unit)
0° C to 55° C horizontal mounting
0° C to 45° C vertical mounting
95% non-condensing humidity
Atmospheric pressure
1080 to 795 hPa (corresponding to an altitude of -1000 to 2000m)
Concentration of contaminants
S0
2
: < 0.5 ppm; H
2
S: < 0.1 ppm; RH < 60% non-condensing
EN 60068-2-14, Test Nb, temperature change
5° C to 55° C, 3° C/minute
EN 60068-2-27 Mechanical shock
15 G, 11 ms pulse, 6 shocks in each of 3 axis
EN 60068-2-6 Sinusoidal vibration
DIN rail mount: 3.5 mm from 5-9 Hz, 1G from 9 - 150 Hz
Panel Mount: 7.0 mm from 5-9 Hz, 2G from 9 to 150 Hz
10 sweeps each axis, 1 octave per minute
Table A- 6
High potential isolation test
High potential isolation test
24 V/5 V nominal circuits
115/230 V circuits to ground
115/230 V circuits to 115/230 V circuits
115 V/230V circuits to 24 V/5 V circuits
520 VDC (type test of optical isolation boundaries)
1,500 VAC routine test/1950 VDC type test
1,500 VAC routine test/1950 VDC type test
1,500 VAC routine test/3250 VDC type test
Protection class
●
Protection Class II according to EN 61131-2 (Protective conductor not required)
Degree of protection
●
IP20 Mechanical Protection, EN 60529
●
Protects against finger contact with high voltage as tested by standard probe. External
protection required for dust, dirt, water and foreign objects of < 12.5mm in diameter.
Rated voltages
Table A- 7
Rated voltages
Rated voltage
Tolerance
24 VDC
20.4 VDC to 28.8 VDC
120/230 VAC
85 VAC to 264 VAC, 47 to 63 Hz
