Manual
Weld Seam Detection System R4000 SND40
for Tubes, Cans and Drums
B0059001 / Rev. 2.3
Fault messages, causes and remedies
ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. 17 · DE 75210 Keltern · Phone +49 (0)7236-9392-0 · Fax +49 (0)7236-9392-33
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8.1
Troubleshooting at problems
•
No detection of Weld Seam
•
Too many „Critical Detections“
•
Too many „ Wrong positioned“
are attributed to:
•
Faults in machine construction (consult chapter 13.1 „Checklist“)
•
Incorrect settings (consult chapter 13.1 „Checklist“)
•
Deficiencies in maintenance (consult chapter 10 „Maintenance“ and chapter 13.1 „Checklist“)
•
Product effects (consult chapter 2.7.1 „Factors that influence the Weld Seam
Characteristic and the Detectability of Weld Seams“ and chapter 13.1 „Checklist“)
8.2
Creation of a sample tube
We recommend creating a sample tube for better delimitation of possible occurring problems:
Archive each type of tube an label it as follows:
Tube Type:
Program number:
Detection result (dB):
________ dB
Date:
If the detection quality becomes in the course of operation significantly bad, i.e. the number of
outputs „
critical detection
“ is rising significantly, please insert the sample tube and check the result.
Detection result:
Measure:
The detection result has significantly changed
Make a check as indicated in the appendix
check list for fault identification.
The detection result is the same
Use an adapted program; the characteristics
of the weld seams have changed.
For further instructions follow previous chapter 7.1
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