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Release 03/2004
Operating Instructions (Compact) OP 77B
4–8
6AV6691-1EA01-0AB0
4.5 Connecting the Power Supply
Connection configuration
Figure 4–6
Connecting the power supply
The associated terminal block is contained in the
accessories kit and designed for cables with a
maximum cross-section of 1.5 mm
2
.
Connecting the terminal block
2
1
DC +24 V
GND
Figure 4–7 Connecting the terminal block
Connect the terminal lock to the power supply lines as
illustrated in Figure 4–7. Ensure that the lines are
connected properly and not to the wrong terminals.
Reverse battery protection
The HMI device is equipped with reverse battery
protection.