Operation
MEASUREMENTS
IMPORTANT: Ensure that the meter is turned on in an area free of CO. If not, the meter will
read incorrectly when subsequently measuring CO.
1.
Press the ON/OFF button to turn the meter on.
Allow time for the meter to perform the self- test and for the display to settle
2.
To use the meter, trace the GSM120 around the area of the
suspected leak.
3.
The meter will indicate the presence of CO (in ppm) on the LCD display. An audible beep will
sound at 35 ppm alerting the user that the threshold of dangerous CO levels has been detected.
The higher the concentration of CO, the faster the beeper will sound. Above 200PPM the beeper
will sound continuously.
4.
To turn the meter off, press the ON/OFF key. If the meter is left on, the meter will automatically
power off after 15 minutes.
MODE Button Functions
Press the MODE button to step through the following functions..
1.
Maximum Data Mode
: Displays the highest reading taken. This reading
is cleared when the meter is powered off.
2.
Recall Data Mode
: Press the
SEL
button to step through and recall the
data from the 10 memory locations. The current memory location (0-9)
is displayed in the top right.
REC
MAX
MEM
3.
Store Data Mode:
In this mode, you can store the reading to the next
available memory location by pressing the SEL button. “REC” is
displayed in the top right.
4.
Recall Alarm Mode:
The meter will display the alarm level data
setting
─“30ppm”.
Zero Mode:
Press the
SEL
button for over 8 seconds to enter the
manual zero adjusting mode. The zero value will blink and then the
display will 0 and the meter will return to the Measure Mode.
5.
Measuring Time Mode/Auto Power Off disable:
This mode will
display how long the meter has been on taking measurements. The
time is cleared when the meter is powered off. The auto power off
function is disabled in this mode. In all other modes, auto power off is
enabled and will power off after 15 minutes of inactivity.
6.
Audible Alarm Enable/Disable:
The audible alarm can be turned
on/off
by pressing the
SEL
button. “on” or “off” will be displayed on the
LCD. The alarm light will remain enabled in either setting.
REC
Time
Содержание GSM120
Страница 1: ...User Manual GSM120 Carbon Monoxide Meter ...
