ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measuring range: 100%vol
Working principle: Electrochemical sensor
Resolution: 0.01%vol
Precision: ±≤3%FS or Customized
Repeatability: ≤±1%
Zero drift: ≤±1%(F.S/year)
Sampling mode:Pump-suction sampling (Flow rate of 300ml/minute)
Data storage: Can record 300000 group of measuring data
Response time: T90≤20s
Recovery time: ≤20s
Pre-heating time: ≤60s
Display: LCD dot matrix display of the Gas type, gas concentration unit, gas concentration data, time, battery status, data storage status;
Concentration unit: %vol
Working environment
Working temperature: -20℃～60℃
Working humidity: 10%-95%RH(non-condensing)
Working pressure: 86Kpa～106Kpa
Explosion-Proof grade: Ex ib IIC T4 Gb
Protection grade: IP66
Alarm mode: Audible, visual
Shell material: Metal
Power supply: 3.7VDC, 2800mAh,Rechargeable lithium battery
DC5V USB charger
Charge time: ≤6 hours
Working time: ≥24 hours
Dimensions: 135*65*35mm
Weight: 0.5KG
Accessory: Box, instruction, USB charger , data line
Quality standard: GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010
