Labconco PURICARE Procedure Station Models 34812xx User Manual
Page 183

Page 183 of 197
Relay Contact #2……the “airflow error” contact
This set of contacts (dry contacts pins 1 & 2 of J4 on the electrical enclosure, and the
ORANGE wires on Labconco harness #38468-00) will indicate when the BSC’s has 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
No response
HEPA
Filter
approaching end
of life-10%
CHECK FILTER
SOON
Contacts shorted
HEPA Filter end
of life- 0%
REPLACE
FILTERS
Contacts shorted
**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
DOWNFLOW
ERROR
Contacts shorted
Airflow
sensor
not working
AIRFLOW
SENSOR ERROR
Contacts shorted
B2 BSC**( see
above)
Exhaust airflow
not correct
EXHAUST ERROR Contacts shorted
Airflow
sensor
not working
AIRFLOW
SENSOR ERROR
Contacts shorted
- PURICARE Procedure Station Models 34810xx PURICARE Procedure Station Models 34802xx PURICARE Procedure Station Models 34800xx Type B2 Biosafety Cabinets Models 34610xx Type B2 Biosafety Cabinets Models 34410xx Type A2 Biosafety Cabinets Models 34609 Type A2 Biosafety Cabinets Models 34509 Type A2 Biosafety Cabinets Models 34409 Type A2 Biosafety Cabinets Models 34309 Type A2 Biosafety Cabinets Models 34608xx Type A2 Biosafety Cabinets Models 34508xx Type A2 Biosafety Cabinets Models 34408xx Type A2 Biosafety Cabinets Models 34308xx Type A2 Biosafety Cabinets Models 34600xx Type A2 Biosafety Cabinets Models 34500xx Type A2 Biosafety Cabinets Models 34400xx Type A2 Biosafety Cabinets Models 34300xx