PH920 Precision pH/mV/ORP/Temp Meter

PH920 Precision pH/mV/ORP/Temp Meter

Features:

1. Precision benchtop pH meter, 1 to 5 points calibration

2. Automatic Temperature Compensation

3. Setup menu contains 9 options

4. Aaccuracy: 0.002pH

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

6. Setup menu allows setting the pH buffer group, number of calibration points, resolution, stability criteria, date and time, auto-power off, etc

7. Reset function automatically resumes all settings back to the factory defaults

8. Expanded memory stores or recalls up to 500 data sets

9. USB communication interface for data transfer and timed interval readings

pH Mode:

1. Precision benchtop pH meter is equipped with a large backlit LCD display

2. 1 to 5 points calibration with automatic recognition for USA, NIST and DIN buffers

3. Automatic electrode diagnosis shows the pH slope and offset

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

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

ORP Mode (Sensor optional): 

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

2. Relative and absolute millivolt modes ensure the reliable ORP measurements

Specifications:

1. pH: 

   1) Range: -2.000 to 20.000pH

   2) Resolution: 0.001, 0.01, 0.1pH, selectable

   3) Accuracy: ±0.002pH

   4) Calibration Points: 1 to 5 points

   5) pH Buffer Options: USA, NIST, DIN, 2 custom buffers

2. ORP:

   1) Range: ±1999.9mV

   2) Resolution

   3) 0.1, 1mV, selectable

   4) Accuracy: ±0.2mV

   5) Calibration Points: 1 point

   6) Measurement Modes: Relative or absolute mV

3. Temperature: 

   1) Range: 0 to 105°C/32 to 221°F

   2) Resolution: 0.1°C/0.1°F

   3) Accuracy: ±0.5°C/±0.9°F

   4) Offset Calibration: 1 point

   5) Calibration Range: Reading ±10°C

4. General Specifications:

   1) Temperature Compensation: 0 to 100°C/32 to 212°F, manual or automatic

   2) Stability Criteria: Low or high

   3) Calibration Due Alarm: 1 to 31 days or off

   4) Memory: Stores up to 500 data sets

   5) Output: USB communication interface

   6) Connector: BNC, 3.5mm jack socket

   7) Display: Custom LCD (125×100mm)

   8) Power: DC5V, using AC adapter, 220V/50Hz

   9) Dimensions: 210(L)×188(W)×60(H)mm

   10) Weight: 1.5kg