Innovative Technologies

Portable pH Meter (QXM-PR947)

Portable pH Meter (QXM-PR947)

Measuring range is pH (-2.00 to 19.99) and mV (-1999 to 1999 mV) with a resolution of 0.1/0.01 pH and 1 mV. Accuracy is ±0.01 pH for the meter, overall ±0.02 pH, and ±0.1% FS for mV. Dimensions are 165×90×32 mm, net weight 0.31 kg, and IP grade IP57.
Features
  • Large LCD screen with controllable white backlight.
  • Built-in microprocessor chip has intelligent functions such as auto calibration, ATC, data storage, function settings, auto diagnosis, auto power off, and undervoltage prompt, etc.
  • Auto recognition of 25 buffers with three kinds of options: Europe & USA, NIST, and China. Supports 1, 2, 3 point calibration.
Technical Specification

Specifications

Category Specification
pH
Measuring Range -2.00 ~ 19.99 pH
Resolution 0.1 / 0.01 pH
Accuracy Meter: ±0.01 pH; Overall: ±0.02 pH
Input Impedance ≥ 1 × 10¹² Ω
Stability ±0.01 pH / 3h
Temp. Compensation 0 ~ 100°C (Auto / Manual)
mV
Measuring Range ±1999.9 mV
Resolution 1 mV
Accuracy ±0.1% FS
Temperature
Measuring Range 0 ~ 100°C
Resolution 0.1°C
Accuracy 5 ~ 60°C: ±0.4°C; Others: ±0.8°C
Other
Data Storage 200 sets
Power AA batteries (1.5V × 2)
Ambient Temp. 5 ~ 35°C
Ambient Humidity ≤ 85%
IP Grade IP57 (Dustproof and Waterproof)
Dimensions / N.W. 65 × 120 × 31 mm / 180 g
Shipping Size / G.W. 460 × 300 × 55 mm / 1 kg
Standard Accessories pH electrode, temperature probe, pH buffer solution, manual