Labconco PURICARE Procedure Station Models 31260 - Manual (Page 165)

Product Service 1-800-522-7658 165
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+
unit Alarm
Condition LCD display
message Airflow Error
dry contacts Comments
All Labconco
Logic+ Cabinets Sash out of
position SASH TOO HIGH No Response
Motor RPM has
shifted abruptly
AIRFLOW ALERT Contacts shorted
HEPA Filter
approaching end
of life—20% CHECK FILTER
(Filter life indicator
at 20% or less) No response
HEPA Filter
approaching end
of life-10%
CHECK FILTER
(Filter life indicator
at 10% or less)
Contacts shorted
HEPA Filter end
of life- 0%
CHECK FILTER
(Filter life indicator
at 0%)
Contacts shorted Unit beeps
approximately
every 15 seconds
**Note all
specialty Logic+
BSC’s below will
have all the
alarm conditions
listed above, plus
specific alarms
listed below”
A2 BSC with
canopy sensor**
( see above)
Canopy Airflow
incorrect CANOPY ERROR Contacts shorted
A2 BSC with
airflow sensor**(
see above)
Downflow Airflow
incorrect
Alarm - Airflow Contacts shorted
B2 BSC**( see
above) Exhaust airflow
not correct Alarm - Inflow Contacts shorted