Extech CO220 - Manuals

2 CO220-en-GB_V1.3 07/13 Introduction   Congratulations   on   your   purchase   of   the   Model   CO220   Carbon   Dioxide   Meter.   This   meter   measures   CO 2   concentration,   air   temperature,   and   relative   humidity.   The   CO200   includes   a   99   Memory   Datalogger   for   st...

4 CO220-en-GB_V1.3 07/13 Operation   POWERING   THE   INSTRUMENT   Power   the   unit   by   plugging   the   AC   adaptor   into   the   meter   and   into   an   AC   source.   The   meter   will   switch   ON   with   a   short   beep.     Please   use   an   appropriate   power   source:   100  ...

7 CO220-en-GB_V1.3 07/13 Setup   Mode   Press   and   hold   the   SET   button   for   2   seconds   from   the   normal   mode   of   operation   to   access   the   SETUP   mode.   Setting   Year   When   the   two ‐ digit   year   number   appears,   use   the   SELECT   button   to   increase  ...