BeaconMedaes dMED 7 Instruction Book page 81

Instruction book
Condition
Pressure sensors: error signal
(no measurement)
Pressure sensors: too high or
too low indication
Pressure regulator: wrong
outlet pressure
Dew point sensor
malfunctioning
Dew point sensor: no
measurement (error signal)
Dew point sensor: incorrect
measurement
Faults and remedies, ES-MED
Condition
Doesn't read in pressures
Doesn't read in (correct)
compressor status
Doesn't produce run queue
Doesn't operate the
compressors
Gives out <Run> or <Not run>
command too slowly
Doen't issue alarm(s) when it
should
Doesn't issue service warnings
when it should
Keeps exhaust (or inlet) valves
closed (or opened)
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Fault
Electric connection
•
interrupted
• Mechanical damage (e.g.
too high mounting torque)
• Connection plugs not
connected
• Crack due to incorrect
mounting
• Internal defect
• No supply voltage
• Condense on connection
plugs
Faulty supply signal
•
Clogging or contamination
•
• Sensor internally defect
• Deviation due to ageing
• Deviation due to incorrect
production
Wrong setting
No direct feedback of dew point Replace defective parts
No direct feedback of dew point
Dew point alarm generated
•
too early or too late
Fault
Software fault
Software fault
Software fault
• Software fault
• Communication fault
Software fault
Software fault
•
• Connection fault between
ES-MED and hospital
control room display
Software fault
• Software fault
• Communication fault
Remedy
Check connections
•
• Check sensors
• Check sensors
• Replace defective parts
• Check gauge of pressure regulator
• Adjust pressure
Check connections
•
Check sensors
•
Check sensors
•
• Replace defective parts
Remedy
Reprogram the ES-MED
Reprogram the ES-MED
Reprogram the ES-MED
• Reprogram the ES-MED
• Check wiring
Reprogram the ES-MED
Reprogram the ES-MED
•
• Check wiring
Reprogram the ES-MED
• Reprogram the ES-MED
• Check wiring
Check solenoid
•
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