Crowcon Gas-Pro User's And Operator's Manual

7, Crowcon Gas-Pro 7 PROLOGUE Gas-Pro Overview Thank you for purchasing the new Gas-Pro. At Crowcon we recognise the need for reliable and robust personal monitors which are sized to be worn and simple to use. Gas-Pro is a portable monitor capable of detecting up to 5 gases in a compact and wearabl…

38, 38 ! From the 1st November 2010, EN60079-29 part 1 has been harmonised under the ATEX directive 94/9/EC. Therefore to comply with the ATEX directive, portable apparatus sensing ammable gases should have a functional check with gas before each day of use. Other testing regi…

29, 29 2.6.5 Pre-entry check (PEC) This function is intended for sampling air of unknown quality before gaining access to it (e.g. going under ground through a manhole cover) thereby avoiding unnecessary exposure. i The Gas-Pro (and any sampling probe) should be in a clean air when the PEC…

51, 51 Fault codes Symtom/Error Message Icon Cause Action N/A Bump Test Fail Lock. The monitor has not been gas tested in the dened period and the gas test lock function has been activated. The monitor needs calibration. 71 Battery low Battery Low (about 20 to 30 minutes before sw…

21, 21 2.4 Detecting gas When sampling an area that may contain water, use the ball oat probe to reduce the potential for water travelling up the sample line. 2.4.1 Diffusion monitoring If you wish to monitor gases in ambient air for dangerous levels, the Gas-Pro can be worn by either clippi…

20, 20 2.3 Pump test In the default conguration, a pumped Gas-Pro with a ow plate attached (see Fitting a ow plate on page 12) will run a pump test during the start up process. A pump test will also be run whenever a ow plate is attached during normal operation. i If the Gas-Pro…