Innovative Technologies

Touch Screen Conductivity/DO Meter (QXM-SC916)

Touch Screen Conductivity/DO Meter (QXM-SC916)

Adopt advanced conductivity measurement technology, with conductivity electrode (K=1), it can meet measuring accuracy requirement for range of 0.5µS/cm ~ 200mS/cm. It can store 2000 sets of test data, which can be saved and transferred to USB memory stick.
Features

• 7-inch colored capacitive touch screen with high resolution (1024×600) and high sensitivity
• Built-in microprocessor chip with intelligent functions such as automatic calibration, ATC, data storage, clock display, USB output, function settings, wireless printing, and self-diagnosis
• Auto recognition of 8 conductivity standard solutions (Europe & USA, and China)
• Functions: ATC, auto salinity compensation, and auto pressure compensation
• Polarographic DO electrode with 3–5 minutes short polarization time
• Supports PC connection, optional wireless Bluetooth printing, and mobile data transfer
• Smart electrode status display for accurate readings
• Stores 1000 sets of test data, exportable to USB and viewable in Excel

Technical Specification

Specifications

Category Specification
Conductivity Range

Measuring range includes Conductivity (0.00 to 20.00) μS/cm, (20.0 to 200.0) μS/cm, (200 to 2000) μS/cm, (2.00 to 20.00) mS/cm, (20.0 to 200.0) mS/cm, and (200 to 2000) mS/cm (K=10).

TDS Range (0 ~ 100)g/L
Salinity Range (0 ~ 100)ppt
Resistivity Range (0 ~ 100)MΩ·cm
Cond. Resolution 0.01 / 0.1 / 1 μS/cm; 0.01 / 0.1 / 1 mS/cm
Cond. Accuracy Electrode: ±0.5% FS, Meter: ±0.8% FS
Temp. Compensation (0 ~ 50)℃, auto
Electrode Constant 0.1 / 0.5 / 1 / 5 / 10 / 50 / 100 cm⁻¹
Reference Temp. 25℃, 20℃, 18℃
DO Measuring Range (0 ~ 20.00) mg/L (ppm), (0 ~ 200.0)%
DO Resolution 0.1 / 0.01 mg/L (ppm), 1 / 0.1 %
DO Accuracy Electrode: ±0.10 mg/L, Meter: ±0.40 mg/L
DO Response Time ≤30s (25℃, 90% response)
Residual Current ≤0.1 mg/L
DO Temp. Comp. (0 ~ 45)℃, auto
Salinity Comp. (0 ~ 45) ppt, auto
Pressure Comp. (80 ~ 105) kPa, auto
DO Calibration Air saturated by water / water saturated by air
DO Electrode Type Polarographic
Temp. Range (-10 ~ 110)℃
Temp. Resolution 0.1℃
Temp. Accuracy 5 ~ 60℃: ±0.4℃, Others: ±0.8℃
Display 7-inch colored capacitive touch screen
Data Storage 1000 sets
Power 12V / 1A
Output USB
Ambient Temp. 15 ~ 30℃
Ambient Humidity ≤85%
IP Grade IP54
Dimensions / N.W. 215 × 170 × 37 mm / 600 g
Shipping Size / G.W. 470 × 430 × 72 mm / 3 kg
Standard Accessories Cond. electrode (K=1), DO electrode, Temperature probe, DO filling solution, Power adapter, Manual