Eagle 1 print one-piece alcohol tester

The main technical indicators and parameters: Project indicators and parameters alcohol sensor type electrochemical fuel cell-type alcohol sensor measuring range 0.000mg / L ~ 1.500mg / L Resolution 0.001 mg / L indication error alcohol gas concentration range of C / (mg / L ) error C <0.400 ± 0.020mg / L 0.400≤C <1.000 ± 5% C≥1.000 ± 20% Repeatability alcohol gas concentration range of C / (mg / L) error C <0.400 0.007mg / L 0.400≤C <1.000 1.75% C≥1.000 6% 6-month calibration cycle Operating temperature range -20 ℃ ~ 45 ℃ Storage temperature range -30 ℃ ~ 70 ℃ temperature reference Working conditions: 20 ℃ ± 5 ℃, humidity: <80% RH , atmospheric pressure: 86kPa ~ 106kPa gas and electromagnetic fields surrounding the instrument is working properly no effect blowing continuity check three seconds (flow rate: ≥20L / min) Display 2.8 inches color touch screen 320 × 240 dot matrix storage capacity can store 12,000 test host Record (can be transmitted to a computer) printer communication Bluetooth wireless printer supports external micro thermal printer, dot matrix printer main dimensions of about 190mm (length) × 82mm (width) × 36mm (thickness) continuous measurement of continuous measurement times more than 500 times ( Under reference operating conditions) Operating voltage charging mode of operation state DC 10 ~ 14V DC 6.3 ~ 8.4V host cell built 2000mAh / 7.4V lithium-ion battery instrument weight of about 470g (including printer, battery, limited paper), Bo Albert Road, Qingdao Environmental Protection Technology The company offers the sale of products and technical support!