Commissioning
124
Automation PC 3100 User's manual V 1.00
Translation of the original documentation
3.2 Connecting to the power grid
Danger!
•
The entire power supply must be disconnected before removing any covers or components
from the device and installing or removing any accessories, hardware or cables.
•
Remove the power cable from the device and from the power supply.
•
All covers and components, accessories, hardware and cables must be installed or secured
before the device is connected to the power supply and switched on.
3.2.1 Installing the DC power cable
Danger!
The entire power supply to the B&R industrial PC or B&R Automation Panel must be interrupted. Before
connecting the DC power cable, it must be checked whether it has been disconnected from the voltage
source (e.g. power supply).
3.2.1.1 Wiring
Install the DC power cable on the terminal block (power supply connector) as shown in the figure below. Conductors
with a cross section of 0.75 mm
2
to 1.5 mm
2
and wire end sleeve must be used.
Installing screw clamp terminal block 0TB103.9
Secure the conductors with wire end sleeves in the terminal contacts
➁
as shown in the figure below and tighten
the screw clamp terminals
➀
with a screwdriver (tightening torque max. 0.4 Nm).
When wiring, pay attention to the pinout of the power supply connection on the device!
Installing a screw clamp terminal block
Terminal block
Screw clamps
Terminal contacts
DC power cable
+
-
24 VDC
0 VDC
Functional ground
Figure 21: Installing a screw clamp terminal block
Installing cage clamp terminal block 0TB103.91
Insert a screwdriver into the cage clamp terminals
➀
and secure the conductors with wire end sleeves in the terminal
contacts
➁
as shown in the figure below. Close the terminal contact by removing the screwdriver.
When wiring, pay attention to the pinout of the power supply connection on the device!
DC power cable
24 VDC
0 VDC
Terminal block
Cage clamps
Terminal contacts
Functional ground
Installing a cage clamp terminal block
Figure 22: Installing a cage clamp terminal block
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