Deskripsi:

Specification

Sampling method Diffusion
Gas type To be specified
Measure range To be specified
Resolution To be specified
Response time ≤60S (T90)
Precision ≤±5%FS or ±10% (depends on the specific sensor
Language Chinese/English
Automatically test and calibrate after power-on Including auto-test, calibration, auto-zero, maximum value (MAX), minimum value (MIN), STEL, TWA value
Unit PPM and mg/m³ can be switched and displayed by one key, and the concentration value is automatically converted by the system
Disaply Segment code LCD display
Calibration platform Modification, function testing and calibration operations can be performed on DKM-MicMeta docking station (optional)
Data record 1000 sets data records and 100 sets events records
Alarm 95dB buzzer (@30cm), vibration alarm and flashing red bars and alarm status indication on the screen, alarm latched; diagnostic alarm and battery under voltage alarm, man down alarm, alarm set points for all sensors are user adjustable.
Battery 3.7V rechargeable lithium battery, battery capacity 2300mA
Working hours Standby time 18h, charging time <6h
Wireless transmission Bluetooth transmission function (optional), Lora transmission function (optional)
Explosion-proof grade IECEX: Ex ia IIC T4 Ga, Ex ia I Ma, ATEX II 1G Ex ia IIC T4 Ga, Ex ia I Ma

CNEX：Ex ia IIC T4 Ga
Certification

(EU regulations)

 2004/108/EC（EMC）
94/9/EC（ATEX）

CE
Protection grade IP66/IP68
Working temperature -20°C~55°C
Humidity 0-95%RH (non-condensing)
Environmental pressure 86～106Kpa
Size 113*60*32mm (length * width * height)
Weight 200g (with lithium battery)

GAS

Gas Range Other available range Resolution
CO 0-1000ppm 0-100ppm, 0-500ppm, 0-2000ppm, 0-5000ppm, 0-10000ppm 0.1ppm, 1ppm
H2S 0-100ppm 0-10ppm, 0-50ppm, 0-500ppm, 0-1000ppm, 0-10000ppm 0.01, 0.1, 1ppm
O2 0-30%VOL 0-5%VOL, 0-25%VOL, 0-50%VOL, 0-100%VOL 0.01%VOL
EX / CH4 0-100%LEL 0-100%VOL 1%LEL, 0.01%VOL