Device description
4.7 Device interfaces and slots
4.7.1 Interface overview
No. Interface name
Chapter
No. Interface name
Chapter
1
Battery
6
LED status indicators
2
Ethernet
7
USB interfaces
3
POWERLINK
8
Power supply
4
Reset button
9
Grounding
5
Fieldbus
-
4.7.2 Power supply
Danger!
This device is only permitted to by supplied by a SELV/PELV power supply unit or with safety extra-low
voltage (SELV) per IEC 61010-2-201.
The necessary 2-pin connector is not included in delivery; for suitable accessories, see
The device is protected against overload and reverse polarity by a soldered fuse (10 A, very fast-acting). If the
fuse is defective (e.g. due to overload), the device must be sent to B&R for repairs. If the polarity is reversed, it
is not necessary to replace the fuse.
Pin
Description
Symbol
Figure
1
24 VDC
+
2
GND
-
•
Reverse polarity protection
•
2-pin
•
Male
Electrical properties
Nominal voltage
24 VDC ±25%, SELV/PELV
1)
Overvoltage category per EN 61131-2
II
Inrush current
Typ. 5 A, max. 100 A for < 50 μs
Galvanic isolation
No
1)
IEC 61010-2-201 requirements must be observed.
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