K-400M portable multi-gas detector

K-400 4in1 gas detector adopts imported sensor and micro-control technology, with fast response speed, high measurement accuracy, good stability and repeatability, the machine performance is the leading level in the industry, and the operation is simple. Built-in 1800mA rechargeable lithium battery, super long standby; Adopt 2.0-inch industrial hd color screen, the shell adopts high-strength ABS material, strong sealing, not afraid of rain, casting safe and reliable quality. Equipped with upper computer software, can be connected to the computer to export data.



Alarm type
sound,light, Vibration, curve display
Sampling method
Natural Diffusion
DC3. 7V ( 1800mAh )
Operating time
> 8 hours
-20℃~ 50℃,<95%RH
Charging time
4-6 hours
Sensor life
2 years
2.0 inch colored LCD
140 x 72 x 32mm

Henan Bosean Electronic CO.,Ltd.Henan Bosean Electronic CO.,Ltd.Henan Bosean Electronic CO.,Ltd.Henan Bosean Electronic CO.,Ltd.

Henan Bosean Electronic CO.,Ltd.

Model Range L-alarm H-alarm
CO 0-1000ppm 35ppm 200ppm
O2 0-30%vol 19.5%vol 23.5%vol
H2 0-100%LEL 20%LEL 50%LEL
H2S 0-100ppm 10ppm 20ppm
CH4 0-100%LEL 20%LEL 50%LEL
C2H4O 0-20ppm 10ppm 15ppm
C2H4 0-100%LEL 20%LEL 50%LEL
C3H8 0-100%LEL 20%LEL 50%LEL
C2H5OH 0-100%LEL 20%LEL 50%LEL
NH3 0-100ppm 25ppm 50ppm
CL2 0-20ppm 5ppm 10ppm
O3 0-20ppm 5ppm 10ppm
SO2 0-100ppm 2ppm 5ppm
PH3 0-20ppm 0.3ppm 5ppm
CO2 0-50000ppm 1000ppm 2000ppm
NO 0-250ppm 20ppm 50ppm
NO2 0-20ppm 5ppm 10ppm
HCN 0-500ppm 10ppm 20ppm
HCL 0-50ppm 10ppm 20ppm
CH2O 0-10ppm 2ppm 5ppm
VOC 0-100ppm 20ppm 50ppm
C6H6 0-100ppm 20ppm 50ppm




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