This meter included ORP sendor , it can test ORP .

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Digital pH lon meter Kit With -2 to 20 pH Range USB port Automatic 1 to 5 point calibration

ORP Mode:

• 1 point offset calibration allows adjusting the displayed value to a known standard.

• Relative and absolute millivolt modes provide reliable ORP measurements.

pH

Range: -2.000~20.000pH

Accuracy: ±0.002pH

Resolution: 0.001, 0.01, 0.1pH, selectable

Calibration Points: 1 to 5 points

PH Buffer Options: USA, NIST, DIN or custom

MV

Range: ±1999.9mV

Accuracy: ±0.2mV

Resolution: 0.1, 1mV, selectable

Calibration Points: 1 point

Measurement Modes: Relative or absolute mV

Ion

Range: 0.001~19999 (Deponding on the range of ISE)

Accuracy: ±0.5% F.S (Monovalent), ±1% F.S (Divalent)

Resolution: 0.001, 0.01, 0.1, 1, automatic

Calibration Points: 2 to 5 points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000)

Measurement Units: ppm, mg/L, mol/L or mmol/L

Temperature

Range: 0~105°C, 32~221°F

Accuracy: ±0.5°C, ±0.9°F

Resolution: 0.1°C, 0.1°F

Offset Calibration: 1 point

Calibration Range: Measured value ±10°C

General:

Temperature Compensation: 0~100°C, 32~212°F, manual or automatic

Stability Criteria: Low or high

Calibration Due Alarm: 1 to 31 days or off

Memory: Stores up to 500 data sets

Output: USB communication interface

Connector: BNC

Display: 3.5" custom LCD

Power: 3×1.5V AA batteries or DC5V power adapter

Battery Life: Approximately 150 hours (Turn off the backlit)

Auto-Power Off: 10, 20 or 30 minutes after last key pressed

Dimensions: 170(L)×85(W)×30(H)mm

Weight: 300g

Features:

• Automatic temperature compensation ensures accurate readings over the entire range.

• Auto-Read function senses and locks the measurement endpoint.

• Calibration due alarm prompts user to calibrate the meter regularly.

• Setup menu allows setting the number of calibration points, stability criteria, temperature unit, date and time, auto-power off, 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.

pH Mode:

• Professional portable pH/ion 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.

Ion Mode:

• 2 to 5 points calibration, including the 8 concentration points can be selected.

• Direct ion concentration readout simplifies the measurement process.

• Automatic electrode diagnosis shows the calibration points and slopes. • Selectable concentration units (ppm, mg/L, mol/L) and ionic valency.