4. The drawing sketches for all components of this device.
1
2
3
4
5
6
7
8
9
10
11
12
13
Item
Description
face cover
alarm light
front cover
lcd
usb port
buttons
buzzer
knob
screw
back cover
lable
calibration mask
5. Technical specification: ( 1ppm=1X 10
)
-6
Technical specification
Parameter
Detecting gas
Measurement range
Measurement error
Respond time
CH
4
/LEL
CO
O
2
H
2
S
CH
4
( 0.00~1.00 ) %CH
4
:
±0.10%CH
4
( 1.00~3.00 ) %CH
4
:
true value ±10%
( 3.00~5.00 ) %CH
4
:
±0.30%CH
4
≤20
S
( T90 )
(0.00~5.00)%Vol
Resolution
Alarm point
0.01%vol
1.00%vol
(
can be adjusted in whole range
)
clip
(
optional
)
(
optional
)
2