Data Sheet

● for channel diagnostics
No
● for module diagnostics
No
Potential separation
Potential separation channels
● between the channels
No
● between the channels, in groups of
16
● between the channels and backplane bus
Yes
Permissible potential difference
between different circuits 75 V DC/60 V AC
Isolation
Isolation tested with 707 V DC (type test)
Standards, approvals, certificates
Suitable for safety functions No
Ambient conditions
Ambient temperature during operation
● horizontal installation, min.
-40°C; = Tmin (incl. condensation/frost)
● horizontal installation, max.
70°C; = Tmax; > +60 °C number of simultaneously controllable
inputs max. 8
● vertical installation, min.
-40°C; = Tmin
● vertical installation, max.
40°C; = Tmax
Altitude during operation relating to sea level
● Installation altitude above sea level, max.
5000m
● Ambient air temperature-barometric pressure-
altitude
Tmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m) //
Tmin ... (Tmax - 10 K) at 795 hPa ... 658 hPa (+2 000 m ... +3 500
m) // Tmin ... (Tmax -20 K) at 658 hPa ... 540 hPa (+3 500 m ... +5
000 m)
Relative humidity
● With condensation, tested in accordance with
IEC 60068-2-38, max.
100%; RH incl. condensation/frost (no commissioning under
condensation conditions)
Resistance
Coolants and lubricants
— Resistant to commercially available
coolants and lubricants
Yes; Incl. diesel and oil droplets in the air
Use in stationary industrial systems
— to biologically active substances according
to EN 60721-3-3
Yes; Class 3B2 mold, fungus and dry rot spores (with the
exception of fauna); Class 3B3 on request
— to chemically active substances according
to EN 60721-3-3
Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-
52 (severity degree 3); *
— to mechanically active substances
according to EN 60721-3-3
Yes; Class 3S4 incl. sand, dust, *
Use on ships/at sea
6AG1521-1BH50-7AA0 Subject to change without notice
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09/14/2019 © Copyright Siemens