The HI-9124 is a rugged, high specification portable pH meter.
Heavy-duty water resistant casing combined with latest microprocessor technology makes this meter ideal for delivering laboratory grade results and accuracy under harsh industrial conditions.
Key features
Heavy-duty waterproof casing
Large clear LCD display
Extended pH and temperature given simultaniously
Memorises pH reading and recall
Battery % remaining on start up
User-friendly text and graphics support calibration procedure without constant reference to a manual
Automatic temperature compensation
Rubberised keyboard
Fully automatic buffer recognition
Automatic pH calibration with five memorised pH buffer values and buffer recognition to simplify calibration
User-selectable calibration time-out
Battery error prevention system (BEPS)
HI 7662 stainless steel temperature sensor included as standard
HI 1230B double junction pH electrode minimises junction contamination and enhances accuracy (supplied as standard)
RangeTemperature-20.0 to 120.0°C / -4.0°F to 248.0°F
ResolutionpH0.01 pH
ResolutionTemperature0.1°C / 0.1°F
AccuracypH±0.01 pH
AccuracyTemperature±0.4°C / ±0.8°F
pH Calibration automatic 1 or 2 point with 5 memorized buffer values (4.01, 6.86, 7.01, 9.18, 10.01)
Offset Calibration ±1 pH
Slope Calibration From 80 to 108%
Temperature Compensation automatic or manual, -20 to 120°C (-4 to 248°F)
pH Electrode HI 1230B, double junction, gel filled, BNC connector and 1 m (3.3’) cable (included)
Temperature Probe HI 7662 with 1 m (3.3’) cable (included)
Input Impedance 10[sup]12[/sup] Ohm
Battery Type / Life 3 1.5V AAA rechargeable / approx 200 hours of continuous use (with backlight off); auto-off after 20 minutes of non-use (can be disabled)