ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measuring range: oxygen (O2 ): 0 ~ 25%; carbon monoxide (CO): 0 ~ 4000ppm; pressure (⊿P): 0 ~ 5000Pa; temperature difference (△T): 0 ~ 600℃
CO' (α=1 ): 0～9999ppm
Carbon dioxide (CO2 ): 0～20% (calculated value); Combustion efficiency (η): 0～99.9% (calculated value); Excess air coefficient (α): 1～20.00 (calculated value)
Measurement accuracy: Oxygen (O2 ): ±0.2% O2; Carbon monoxide (CO): ±5% of the reading value ±5ppm; Pressure (⊿P): ±3‰ of the reading value
Temperature difference (△T): ±3% of the reading value; CO' (α=1): ±5% ±5ppm of reading value; Carbon dioxide (CO2 ): ±0.3% (calculated value)
Combustion efficiency (η): ±1% (calculated value); excess Air coefficient (α): ±1% of reading value (calculated value)
Working voltage: DC6V－4AH
Charging voltage: AC90～264V
Working environment temperature: 0～40℃
Overall dimensions: 300×160×190mm
Weight (host): 2.8Kg
