Portable pH Meter YR0220A – YR0210A



pH Mode:
  • Professional portable pH meter is equipped with a backlit LCD display.
  • 1 to 5 points calibration with automatic recognition for USA, NIST and DIN buffers.
  • Automatic electrode diagnosis shows the pH slope and offset.
  • Automatic temperature compensation ensures accurate readings over the entire range.
  • Calibration due alarm prompts user to calibrate the meter regularly.
ORP Mode:
  • 1 point offset calibration allows adjusting the displayed value to a known standard.
  • Relative and absolute millivolt modes ensure the reliable ORP measurements.
Other Features:
  • Auto-Read function senses and locks the measurement endpoint.
  • Auto-Power Off effectively conserves battery life.
  • Setup menu allows setting the pH buffer group, number of calibration points, resolution, stability criteria, date and time, etc.
  • Reset function automatically resumes all settings back to the factory defaults.
  • Expanded memory stores or recalls up to 500 data sets.
  • USB communication interface is easy to transfer data to PC.
  • Multi-mode power scheme (batteries, power adapter and USB port) ensures that using the meter smoothly.
Technical Specification:
Model YR0220A YR0210A
Range -2.00~20.00pH -2.000~20.000pH
Resolution 0.01pH 0.001, 0.01, 0.1pH, selectable
Accuracy ±0.01pH ±0.002pH
Calibration Points 1 to 3 points 1 to 5 points
pH Buffer Options USA (4.01/7.00/10.01), NIST (4.01/6.86/9.18) USA, NIST, DIN, 2 custom buffers
mV Range ±1999mV ±1999.9mV
Relative mV Range ±1999.9mV
Resolution 1mV 0.1, 1mV, selectable
Accuracy ±1mV ±0.2mV
Calibration Points 1 point
Range 0~105°C/32~221°F 0~105°C/32~221°F
Resolution 0.1°C/0.1°F 0.1°C/0.1°F
Accuracy ±0.5°C/±0.9°F ±0.5°C/±0.9°F
Offset Calibration 1 point, reading ±10°C 1 point, reading ±10°C
Other Specification
Temperature Compensation 0~100°C, manual or automatic 0~100°C, manual or automatic
Stability Criteria Low or high
Calibration Due Alarm 1 to 31 days or off
Slope/Offset Display Yes
Hold Function Manual or auto-endpoint
Auto-Off 30 minutes after last key pressed
10, 20 or 30 minutes after last key pressed
Memory 100 data sets 500 data sets
Communication Interface USB
Connector BNC, 3.5mm jack socket
Display Custom LCD (80×60mm)
Power Requirements 3×1.5V AA batteries or DC5V power adapter
Battery Life Approximately 150 hours (Turn off the backlight)
Dimensions 170(L)× 85 (W)×30(H)mm
Weight 300g

Additional information

Weight 1,50 kg
Dimensions N/A

YR0210A, YR0220A

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