9
replaced. See
Filter Replacement
in Section 4
OPERATOR
MAINTENANCE
.
Liquid Crystal Display (LCD)
The LCD shows the current gas readings in both analogue
and digital form together with operational and status
information. The display is protected by a toughened glass
cover. Backlighting is provided to enable the display to
be seen under low ambient light conditions.
Before Use Checks
The following checks should be carried out before using
the instrument on site:
The instrument is clean and in good condition.
The batteries have sufficient power left in them
for the intended use of the instrument.
The filters are clean and in good condition.
The sample line and any accessories are in good
condition and leak free.
All gas ranges are operational and zeroed correctly.
The calibration is still valid.
GENERAL INFORMATION
Summary of Contents for Gasurveyor 11-500
Page 1: ...Gasurveyor 11 500 CGI Inert User Handbook...
Page 5: ...iii DECLARATION OF CONFORMITY...
Page 6: ...GASURVEYOR 11 500 USER HANDBOOK iv...
Page 7: ...v REVISION RECORD Date Issue Description Of Change 03 11 06 1 New Handbook...
Page 8: ...GASURVEYOR 11 500 USER HANDBOOK vi...
Page 22: ...GASURVEYOR 11 500 USER HANDBOOK 10...
Page 30: ...GASURVEYOR 11 500 USER HANDBOOK 18...
Page 38: ...GASURVEYOR 11 500 USER HANDBOOK 26...
Page 44: ...GASURVEYOR 11 500 USER HANDBOOK 32...
Page 46: ...GASURVEYOR 11 500 USER HANDBOOK 34...
Page 50: ...GASURVEYOR 11 500 USER HANDBOOK A 4...
Page 60: ...GASURVEYOR 11 500 USER HANDBOOK B 10...
Page 86: ...C 26 GAS MEASUREMENT INSTRUMENTS LTD...
Page 90: ...GASURVEYOR 11 500 USER HANDBOOK IV...
Page 91: ......