OHAUS AQUASEARCHER AB41pH Research-Grade Benchtop pH Meter

The OHAUS AQUASEARCHER AB41pH Research-Grade Benchtop pH Meter is designed with reliable measurement and precise performance in mind. The i-Steward ensures repeatable and consistent measurement accuracy for optimal peace of mind. The large LCD display and touch keypad makes changing the parameters, executing setup, and performing calibration as simple as using a smartphone.

i-Steward indicators include pH electrode conditions, “Electrode Dirty/Broken”, and reminder when meter needs recalibration. Selectable resolution from 0.1 to 0.001. Perform up to a 5-point pH calibration using automatic buffer recognition of 5 predefined buffer groups. Calibration log stores ten most recent calibrations. Compact stirrer can be used to uniformly mix solutions to get fast and repeatable results at no additional cost.

With multi-function touch keypad, users can operate the meter as easy as using a smartphone. All of the important information is shows on a 6.5” large display in multiple languages. Capture critical readings with measurement stability indicator and selectable end-point modes – Auto-Stop holds a stable reading, Continuous shows changing readings, and Timed logs data at specific intervals.

A 1000-item memory for measurements and calibration trail makes for efficient data documentation. Password management is suitable for GLP documentation. Standard RS232 and USB interface allows for connection to external devices such as a printer or computer for transfer or storage of data.

Key Features

  • High resolution and consistent accuracy with selectable resolution from 0.1 to 0.001 and an intelligent i-Steward system
  • Equipped with a 6.5” large LCD display and a touch keypad for simple and precise control experience
  • A 1000-item memory and password management for GLP documentation
  • Provides connectivity and data output capabilities with RS232 and USB interface


Specifications for OHAUS AQUASEARCHER AB41pH Research-Grade Benchtop pH Meter
pH
Measuring Range-2.000 to 20.000 pH
Resolution0.1/0.01/0.001 pH
Selectable ResolutionYes
Accuracy± 0.002 pH
Pre-Defined Buffer Groups5
ORP, RmV
Measuring Range± 2000.0mV
Resolution0.1 mV
Accuracy±0.3 mV
UnitsmV, RmV
Temperature
Measuring Range-10.0° to 125.0°C, 14°F to 257°F
Resolution0.1°C, 0.1°F
Accuracy± 0.3 °C, ±0.3 °F
Calibration1 point cal offset
Calibration
Calibration PointsUp to 5 points
Calibration SignSlope/offset & Face
Calibration ModeLinear
Meter Specifications
Display Type6.5" Segment & Dot matrix LCD with backlight
Multilanguage User InterfaceEnglish, Spanish, French, Portuguese, Chinese,
Russian and Turkish
Measurement End-Point ModesAuto-stop, Timed, Continuous
Datalog for Measurement1000 sets data points with time and date stamp
Datalog for Calibration10 sets
KeypadCapacitive touch
OutputConnect to PC via RS232 and USB,
Connect to Printer via RS232
Password Management10 User ID for password management
pH Electrode InputBNC
Temperature InputCinch, NTC 30 kΩ
Installation OvervoltageCategory II
PollutionDegree 2
Power SupplyUniversal, 90-260 VAC, 50-60 Hz
Ambient Operating5 to 40 ˚C, 5 to 80 %, non-condensing
Warranty1-Year
Filter
Item No. Product Description Model Unit of Measure Your Cost Purchase
PH METER A-AB41PH -B
8171-01
Meter Only a-AB41PH-B Each
$898.58
Add to Cart This item is not currently stocked. Allow 2-3 weeks. Please contact us if you'd like us to keep stock in the future. In Stock
PH METER A-AB41PH -F
8171-02
Meter + Electrodes ST410 pH and STEMP a-AB41PH-F Each
$1,018.99
Add to Cart This item is not currently stocked. Allow 2-3 weeks. Please contact us if you'd like us to keep stock in the future. In Stock