RKI Instruments GX-2012 - Page 8

GX-2012 Operator’s Manual Table of Contents
Recharging the Lithium Ion Battery Pack Out of the Instrument . 150
Replacing the LEL and CO Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Replacing a Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Replacing the Hydrophobic Disk Filter, Cotton Filter,
and Wire Mesh Disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Parts List. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
Appendix A: Calibrating and Bump Testing
with a Sample Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Calibration/Bump Test Supplies & Equipment . . . . . . . . . . . . . . . . . 161
Preparing for Calibration or Bump Testing. . . . . . . . . . . . . . . . . . . . . 162
Calibrating the GX-2012. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Calibrating with the Auto Calibration Method. . . . . . . . . . . . . . . . 165
Calibrating with the Single Calibration Method. . . . . . . . . . . . . . . 168
Bump Testing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Parts List. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
WARNING: Understand manual before operating. Substitution of
components may impair intrinsic safety. To prevent ignition
of a hazardous atmosphere, batteries must only be changed
or charged in an area known to be nonhazardous. Not tested
in oxygen enriched atmospheres (above 21%).