mDT001 HazMon System Tester Technical Manual /17
CMC INDUSTRIAL ELECTRONICS LTD
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The Industry Leader
in HazMon Technology
Branch
B Switch
OFF
Turn "OFF" the Branch B
disconnect switch
OFF
Branch
B Switch
YES
NO
NO
YES
NO
YES
Turn "OFF" the Branch A
disconnect switch
Branch
A Switch
OFF
Are both
the red and green
LEDs now on?
NO
YES
Replace sensor
and assign the new
serial number in WS1 or
EZ128
NO
YES
Does the red LED
in the bus converter
flash code 2?
Is this the last sensor in
this FIB?
YES
NO
Check CAT5 cable
between this FIB and the
last for physical or water
damage and replace
cable or FIB
Unplug the sensors one
at a time
Unplug the bus converter
from the FIB
Is the bus
converter plugged
into this FIB?
Replace the FIB
Replace the bus
converter and acquire or
re-enter serial numbers
Are all sensors working?
Done!
NO
YES
Turn the A or B switch
back "ON" and follow the
A or B cable to the next
FIB
Are both
the red and green
LEDs now on?
Are both
the red and green
LEDs now on?
