Detection mode:
Gaseous diffusion
Battery:
Lithium ion rechargeable battery, 3.7V
Battery working period:
About 200 hours
Sensor work principle:
Electrochemistry mode
Sensor service life
: 2 years
Display:
Large screen LCD
Alarm:
Audible and visible alarm
Direct readings:
instantaneous value, peak value, battery voltage, TWA, STEL
Ex-mark:
Ex ibdIICT4
Protection degree:
IP45
Work temperature:
-10~50
℃
Work humidity:
5~90% RH
Size:
126mm (L) x 66mm (W) x 32mm (H)
Weight:
220g (with charger)
3. Operating instruction
Menu Key
Power on/off Key
Up Key
Down Key
Enter Menu
Switch-on
Selecting menu
Selecting menu
Exit
Switch-off
Value up
Value down
Selfcheck
Activate The Background
light
Activate the background
light
Zero Point Calibrating
Sensitivity Setting
Affirm Setting
Menu Key
Up Key
Down Key
Power on/off Key
