1.0
Parts and Function
1
POWER key:
Press this key to turn the power on until buzzer beeping. Keep pressing the key approx. 3 seconds to turn
the power off. When pressing the POWER key and (7) ENTER key, you can enter the “SETTING MODE”.
2
LCD Display:
Concentration is displayed. And also, time, battery remainder, measuring gas and base gas are displayed.
3
LED for “SAMPLING”
:
While the internal pump is working, this LED is on.
4
PUMP key (CANCEL):
When this key is pressed once, the internal pump starts to work. When the key is pressed
again, the pump stops.
(Contents selected by
｢
▼
,
▲
keys
｣
are cancelled by this key.)
5
SAVE key (
▼
key ):
Information about Time/ Date, Measuring Gas, Base Gas, Displayed Concentration is saved by this key. The
maximum number of data points is 100.
(This key is used to enter numbers or to move the cursor.
）
6
RANGE key (
▲
key):
Position of the decimal point on the concentration display can be moved by this key.
(This key is used to enter numbers or to move the cursor.
）
7
AIR CAL. Key (ENTER key):
When calibration is performed with standard gas, this key is used.
(Contents selected by
「
▼
,
▲
keys
」
are fixed by this key.
）
8
Buzzer:
It beeps when the power turns on/off, or when special control or wrong operation is performed.
9
There is a data logger interface under the cover.
* Explanations in the
（
）
are for use during SETTING MODE.
