Bard MD4000 User Manual
Page 18
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Manual 2100-574
Page
18 of 23
FIGure 3
alarm bOarD cOnnectIOns
FOr nOrmallY clOseD "nc" OPen-On-alarm strateGY
IMPORtANt! LED display board is shipped loose to protect it from possible damage during
installation of the wiring to main controller board and/or the alarm board. It is polarity sensitive
and is keyed so it can only be installed in correct position.
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