Technical specifications
7.4 Technical data
SIMATIC IOT2020, SIMATIC IOT2040
Operating Instructions, 10/2016, A5E37656492-AB
45
General technical specifications
General technical specifications
Weight without mounting brackets
• SIMATIC IOT2020: approx. 200 g
• SIMATIC IOT2040: approx. 230 g
Power supply
1
DC 9…36 V, no galvanic isolation
Brief voltage interruption in
Up to 5 ms buffer time at 24 V DC and full load
2
Max. 10 events per hour; recovery time at least 10 s
Current consumption Max. 1.4 A
< 40 dB(A) according to DIN 45635-1
IP20 according to IEC 60529
In accordance with ISO 9001
The device should only be connected to a power supply which meets the requirements of safe
extra low voltage (SELV) according to IEC/EN/DIN EN/UL 60950-1. The power supply must meet
the requirement NEC Class 2 or LPS according to the IEC/EN/DINEN/UL 60950-1.
2
In the event of low supply voltage, the buffer time is reduced
Electromagnetic compatibility
Immunity with regard to
conducted interference on
± 2 kV according to IEC 61000-4-4; burst
± 1 kV according to IEC 61000-4-5; asymmetrical surge
Noise immunity on signal
lines
± 1 kV according to IEC 61000-4-4; burst; length < 30 m
± 2 kV according to IEC 61000-4-4; burst; length > 30 m
± 2 kV according to IEC 61000-4-5; surge; length > 30 m
Immunity to discharges of
± 4 kV contact discharge in accordance with IEC 61000-4-2
± 8 kV air discharge in accordance with IEC 61000-4-2
Immunity to RF interference 10 V/m, 80 MHz to 1 GHz, 80% AM in accordance with IEC 61000-4-3
3 V/m, 1.4 to 2 GHz, 80% AM in accordance with IEC 61000-4-3
1 V/m, 2 to 2.7 GHz, 80% AM in accordance with IEC 61000-4-3
10 V, 150 KHz to 80 MHz, 80% AM in accordance with IEC 61000-4-6
If there are voltage peaks on power supply lines, use a protective device in the form of a
varistor (MOV) UMOV = U-rated x 1.2 (BLITZDUCTOR BVT AVD 24 (918 422) or
compatible).
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