3-6
GASURVEYOR 7B-500R - USER HANDBOOK
Switching ON
Press and hold
to turn ON the instrument in CGI mode.
The pump will switch on and the instrument will go through
the warm up sequence.
Switching OFF
Double press
to switch the instrument OFF.
Gas Ranges
The following gas ranges can be selected in CGI mode:
• ppm
• LEL / Vol GAS (auto-range)
• O
2
• CO
When first switched on LEL will be selected. To change the
range, single press
. Each single press will cycle through
the gas ranges shown above.
Pump Operation
The pump has three speeds: Normal, Hi-speed and off.
To change the pump speed, single press
. Each single
press will cycle through the pump speeds.
Hi-speed is only available in the ppm flammable range and is
indicated by a fast flash of ‘SAMPLE’.
Содержание GASURVEYOR 7B-500R
Страница 1: ...Gasurveyor 7B 500R User Handbook ...
Страница 10: ...viii GASURVEYOR 7B 500R USER HANDBOOK ...
Страница 22: ...2 10 GASURVEYOR 7B 500R USER HANDBOOK ...
Страница 34: ...3 12 GASURVEYOR 7B 500R USER HANDBOOK ...
Страница 50: ...8 2 GASURVEYOR 7B 500R USER HANDBOOK ...
Страница 62: ...xii GASURVEYOR 7B 500R USER HANDBOOK ...
Страница 63: ......