Kendrion Kuhnke Automation GmbH
Construction and Functionality
Kuhnke Vico
19
4.5 Connectors of Kuhnke Vico
All external connectors are located on the back of Kuhnke Vico. All connectors are of the plug-in type.
1
power supply
(24 V DC -10…32 VDC)
2
serial port, "COM"
3
Ethernet port, "LAN"
4
USB port, "USB"
4.5.1 Power Supply "24V 0V
"
On-board power supply unit (PSU)
KUHNKE Vico features an on-board PSU designed for an input voltage of 24 VDC (10...32 VDC). The PSU
is electrically insulated and protected against reverse polarity.
Both the cord and the power supply unit must have external protection against short circuit and overload
triggering at max. 10 A.
Pin wiring
24 VDC power supply
Pin / Symbol
Function
24V
External power supply
24 VDC (10 V ... 32 V)
0 V
External power supply, GND
Operative earth
Connection data
Mating connector
Type
screwed connection with spring bushing
XCFR2
Poles
3, single row
Wire cross section
flexible min
1.5 mm
2
flexible max.
2.5 mm
2
Connecting lead
approed for min. 105 °C
4.5.2 Operative Earth
Connect operative earth to the protective earth conductor of the cabinet or
the system that the panel is installed in. Connection is made by the power
supply plug.
Verify that the cross section is not less than 1.5 mm
2
. Try to keep the lead to
the cabinet terminal as short as possible.
2
1
3
4