Technical specifications
7.4 Technical data
SIMATIC IOT2020, SIMATIC IOT2040
48
Operating Instructions, 10/2016, A5E37656492-AB
7.4.3
Power demand of the components
Maximum power consumption of the auxiliary components
The information in the table below applies to the horizontal mounting position of the device at
an ambient temperature of 50 °C.
Auxiliary components Maximum permitted
power consumption
Maximum total power
+5 V
+3.3 V
+1.5 V
All components
6 W
3
Arduino shield
Permitted power distribution:
•
Arduino shield: 4 W, Mini PCIe card: 0 W,
USB: 2.5 W
•
Arduino shield: 2 W, Mini PCIe card: 1 W,
USB: 2.5 W
•
Arduino shield: 0 W, Mini PCIe card: 2 W,
USB: 2.5 W
Mini PCIe card
--
1.5 A
1
0.3 A
2
USB 2.0 high current
500 mA --
--
1
May amount to maximum 3.0 A for up to 100 ms at start-stop torque of device
2
May amount to maximum 1.2 A for up to 100 ms at start-stop torque of device
3
With maximum total power, the permissible ambient temperature for the vertical mounting position
is reduced to 45 °C
Note
Device can overheat!
The power supply cannot make unlimited power available. The auxiliary components
consume energy and produce heat.
The device may overheat. The device and the auxiliary components may be damaged.
7.4.4
Direct current supply (DC)
Technical specifications
Input voltage
DC 9...36 V
Power consumption
max. 10 W
Typical power consumption
Power consumption (at a rated voltage of 24 V)
Basic device
3.5 W
Arduino shields
See section "Power demand of the components (Page 48)"
USB ports
Expansion cards
