FHF Avisa AX04 Manual - Página 4
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Figure 1
DC Input - second stage with third wire
Line integrity: monitor via reverse polarity
Figure 3
AC Input
Figure 4
System connection
4
Figure 2
DC Input - second stage by supply reversal
Line integrity: monitor via threshold (applied voltage 1 V)
An end-of-line (E.O.L) resistor is required for line monitoring and
it should be a minimum resistance of 3K3 ohms and 0.5 watts.