Malfunctions; Troubleshooting; 1Remedying System And Communication Errors - Pfeiffer Vacuum PrismaPro QMG 250 Translation Of The Original

10 Malfunctions
10.1 Troubleshooting
Procedure
1. Ensure that the insulation is intact on all cables and that there is no damage to the insulating ma-
2. Check the fault chart with the symptoms to see if the problem is listed there, and how it can be
3. Check the following points to rectify communication problems.
4. Check PV MassSpec-specific error messages in the help file for the software.
5. Contact
10.1.1 Remedying system and communication errors
Symptom / malfunction messag-
es
LED <POWER> does not light up.
LED <STAT> does not light up.
LED < STAT> is flashing.
The yellow LED on the <LAN> con-
nection is not lit/flashing.
terial.
rectified.
– The Ethernet cable is connected to the PrismaPro and the host computer (either directly or
via the router / Ethernet switch).
– The PrismaPro IP address has the same network prefix as the host computer.
– Port 80 is open on the host computer.
– There is no IP address conflict between the PrismaPro and another network device.
Pfeiffer Vacuum Service
Possible causes
No external current supply (24 V)
Error in the electronic unit (QME)
Emission off
Filament defective
QME has no connection to the
analyzer
Vacuum conditions not met
Interlock prevents emission
Error in the electronic unit (QME)
Error in the electronic unit (QME)
Missing or wrong Ethernet cable
Ethernet cable defective
Ethernet socket on the electronic
unit (QME) defective
Software PV MassSpec not set
up correctly
Software PV MassSpec is not
running correctly.
if you cannot resolve the existing problem.
Remedy
● Ensure that the mains voltage at the input
of the SP 250 external power supply pack is
between 100 and 240 V (AC).
● Ensure that the output voltage at the SP
250 external power supply pack is between
20 and 30 V (DC).
● Replace the SP 250 external power supply
pack.
● Contact
-
● Check the filament.
● Check the connection between QME and
analyzer.
● Ensure that the contacts are straight and
are not bent or damaged.
● Check the vacuum conditions.
● Ensure that the pressure is below the maxi-
mum operating pressure: < 5 × 10
● Check the interlock conditions for emission.
● Contact
● Contact
● Check the PC connection.
● Check the connections of the Ethernet
switch (if applicable).
● Replace the Ethernet cable.
● Contact
● Check the settings in PV MassSpec.
● Reinstall PV MassSpec.

Malfunctions

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