59
7 Appendix
7.9
Inspection protocol
INSPECTION PROTOCOL
Variotec
®
460
Tracergas
Serial no. (e.g.: 065 15 00480)
02.05.2012
1.0 General status
1.1
– Perfect condition (e.g.: Y / N)
1.2
– Fine dust filter correct (e.g.: Y / N)
1.3
– Disposable/rechargeable battery
capacity (e.g.: ¼)
2.0 Pump check
2.1
– Pump error F100 in seal
3.0 Gas-sensitive semiconductor
(Inspection above ground/House)
3.1 Zero point
– Display with fresh air
3.2 Test gas 100 ppm H
2
(in synthetic air)
– Display 70 – 150 % vol.
4.0 Thermal conductivity sensor
(Measuring in bar holes/Gas measuring)
4.1 Zero point
– Display -1.0 – +1.0 % vol.
4.2 Test gas 5 % vol. H
2
(in N
2
)
– Display 3.0 – 7.0 % vol.
5.0 Rapid test with PGG H2
(Inspection above ground/House)
5.1 Zero point
– Display with fresh air
5.2
Test gas H2 (from PGG H2)
– Display >1.5 ppm; 8.0 ppm typical
6.0 Comments
– Housing damaged
– Adjustment, repair
– Inspection at factory
– or similar
7.0 Inspection
– Day
– Month
– Year
– Signature
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