Labconco Purifier Logic+ 30132 Technical Manual And Specifications page 167

Relay Contact #2......the "airflow error" contact
This set of contacts (dry contacts pins 1 & 2 of J3 on the electrical enclosure, and the
ORANGE wires on Labconco harness P/N 3432300) will indicate when the Logic+ has
detected an airflow error, as described by the conditions below:
Type of Logic+ Alarm
unit Condition
All Labconco Sash out of
Logic+ Cabinets position
Motor RPM has
shifted abruptly
HEPA Filter
approaching end
of life—20%
HEPA Filter
approaching end
of life-10%
HEPA Filter end
of life- 0%
**Note all
specialty Logic+
BSC's below will
have all the
alarm conditions
listed above, plus
specific alarms
listed below"
A2 BSC with Canopy Airflow
canopy sensor** incorrect
( see above)
A2 BSC with Downflow Airflow
airflow sensor**( incorrect
see above)
B2 BSC**( see Exhaust airflow
above) not correct
LCD display
message
SASH TOO HIGH
AIRFLOW ALERT
CHECK FILTER
(Filter life indicator
at 20% or less)
CHECK FILTER
(Filter life indicator
at 10% or less)
CHECK FILTER
(Filter life indicator
at 0%)
CANOPY ERROR
Alarm - Airflow
Alarm - Inflow
Product Service 1-800-522-7658
Airflow Error Comments
dry contacts
No Response
Contacts shorted
No response
Contacts shorted
Contacts shorted Unit beeps
approximately
every 15 seconds
Contacts shorted
Contacts shorted
Contacts shorted
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