Product Introduction:
ES20Bportable high precision methane detector, is a method of
continuous detection of methane gas concentration in the nature of
safety equipment, the use of imported non dispersive infrared
technology sensor, can accurately and quickly detect the
concentration of methane, effectively guarantee the life safety of
the staff, intelligent level two alarm function greatly meet the
requirements of industrial field safety monitoring equipment.
Beautiful and professional portable design for mobile use, the
product is widely used in the fields of petroleum, chemical,
metallurgy, petrochemical, bio pharmaceutical, environmental
protection at home and school laboratory.
Product features:
- English menu, the simple operation of the five keys, can quickly
and accurately set the parameters and calibration data
- Large capacity rechargeable lithium battery can be used for long
time continuous operation.
- Clear digital LCD backlight LCD design, the user can set the level
of its own alarm point
- Can control the data and restore factory settings and other
functions for the user to solve the trouble caused by the improper
operation of the
- Unique aluminum alloy shell design, non slip, dust, not easy to
wear
- Self zero point and target point calibration function
Technical parameters:
Detecting gas: Styrene
Working principle: Catalytic combustion, electrochemistry, infrared
absorption spectrum principle
Sampling method: Pump suction/dispersive
Measure range: 0-100,500,1000,5000,10000,40000ppm(Optional, other
range can be customized)
Resolution: 0.1ppm,1ppm
Accuracy: ±3%FS
Repeatability: <3%
Respond time: T90 ≤30 sec
Alarm method: Sound and light alarm, double color LED lamp, sound
or 75 db @ 25 cm
Operation method: Key operation(Life time of keys:2000000 times)
Material of host: Full metal jacket, strong wear resistant
corrosion, feel is good
Working temperature: -30℃~+70℃(Conventional
gas),-20℃~+50℃(poisonous gas)
Working humidity: 10%RH ~95%RH,No condensation
Working pressure: 86kPa~106kPa
Battery: Built-in high-performance lithium-ion batteries, import
core: nominal voltage 3.7 VDC, 2500 mah
Charger: Travel charger with USB interface, USB power supply DC5V,
charging temperature range: 0 ℃ to 40 ℃
Charging time: ≤6 hours, total charged time 12 hours
Continuous working time: ≥12 hours
Dimension: 135x65x35mm(LxWxH)
Weight About 0.46Kg
Protection grade: IP66
Execution standard:
GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010
Quality assurance: One year warranty, the warranty period free
maintenance, sensitive components such as sensors, according to the
standard of sensor manufacturers.