This product has been discontinued

4-star pH/ISE meter
4-star pH/ISE meter


  • Easy to use, 3-button function
  • Smart Stability™ and Smart Averaging™ functions for automatically optimised accuracy, precision and response time
  • Storage of up to 10 password protected methods for easy retrieval of operation procedures
  • Accepts ISFET (Ion Selective Field Effect Transistor) electrodes
  • Auto stirrer control
  • Simultaneous display of pH or ISE and temperature measurements

Use with:
8172 pH Probe |  9609 Fluoride Probe  |  Sensolution pH Probe

Most other probes can be used with the meter.

Technical Specifications

Range-2.000 to 19.000 pH or 0 to 14 in aqueous solutions
Resolution0.1/0.01/0.001 pH
Relative Accuracy±0.002 pH
Smart Stability™ and Smart Averaging™Resolution dependent / automatic
Auto-Cal™ and/or Manual Calibration1 to 5 points; US/NIST, DIN and custom buffers recognised
Range0 to 19900
Resolution1, 2 or 3 significant digits
Relative Accuracy± 0.2mV or 0.05%, whichever is greater
Smart Stability™ and Smart Averaging™Resolution dependent / automatic
Units M, mg/L, %, ppb or no units
Number of ISE Cal Points 1 to 5
Range ±1999.9mV
ORP EH autocalibration to standard hydrogen electrode
Resolution 0.1
Relative Accuracy ±0.2mV or 0.05%, whichever is greater
Range -5 to 105°C
Resolution 0.1 up to 99.9°C, 1.0 over 99.9°C
Relative Accuracy ±0.1°C
Temperature Compensation Auto/Manual
Custom backlit LCD for easy viewing
Sensor Inputs pH/ISE – BNC
ATC – miniDIN-Locking
Reference – Pin tip
Stirrer – phono-jack
Special GLP Software Features
Number of Data Logging Points 200 points by time, stability or manual read with time/date stamp
Calibration Log Last 10 calibrations
User Method Storage 10 saved
Advanced Self-Test and Diagnostics Yes
GLP Electrode Verification Yes
Password Protection Yes
Internet Software Updates / Downloadable Methods Yes
Universal power adaptor and battery power (4 x AA batteries)
Regulatory and Safety
CE, CSA, UL, TÜV, FCC class A limits
Environmental Operating Conditions
Ambient Operating Temperature 5 to 45°C
Relative Humidity 5 to 85% non-condensing
IP Rating IP54, splashproof and dustproof


Page reviewed: 18th December 2017