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MA-1000
6.2.7 Sounder connection - controlled output
CNU
19
20
+
-
Polarized devices balanced with diode (electronic Sounders, etc.)
20
19
Thresholds for supervised outputs
SHORTCIRCUIT
24
Sounder output connections (refer to basic board topography) 1 A resettable fuse.
1N4004
NORMAL STATUS
21 KΩ
OPEN CIRCUT
61 KΩ
Connect the diode only
on last sounder of the
line.
Polarity displayed are in
Alarm condition, at idle
condition, they are
inverted!
M-167.1-MA1000-EN / 02.2023
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