Pioneer PX523/E Precision Scale from Ohaus

Readability (mg) 1
Capacity (g) 520
Stabilization Time (sec) 2
Repeatability (mg) 1
Internal Calibration No
RS-232 Yes
Bluetooth No
PS2 No
WiFi No
Ethernet No
Display LCD
Pan Size Diameter Max (mm) 120

Unmatched Accuracy Coming from Exceptional Sensitivity

The Pioneer PX523/E Precision Scale from Ohaus has you taken care of for all your weighing requirements. Designed to discern mass variations by its 1 mg readability, the Ohaus PX523/E warrants excellent weighing of small materials or particulate matter, securing reliable measurement values. Whether dealing with weighing tasks of medical and pharmaceutical studies, production and industrial operations, food and textile industry, or chemistry applications, this 1 mg sensitivity balance presents clear-cut weighing.

Highly Precise Results for Credible Sample Weighing

Achieve consistent values throughout your weighing process to allocate more time for results analysis than re-transcribing these each and every time with the Ohaus PX523/E scale. Showcasing a 1 mg repeatability, this Ohaus precision scale produces high precision measurement values best for day-to-day weighing applications, even if many users handle it and provided that the same weighing conditions are carried out. Choose the PS 6100.3Y Precision Balance from Radwag instead if you are in search of a unit with a higher repeatability.

Functional Weighing for Lab, Field, and More

Deal with solids, chemical, and other sample types or work in a lab or out in the field with the Ohaus PX523/E lab scale offering a max weighing capacity of 520 g as well as a spacious weighing pan. Fortify validity of weighing accuracy with its external calibration feature for hassle-free manual calibration through endorsed test weights. Experimenting with heavier samples? Check the Pioneer PX4202/E Precision Scale from Ohaus instead.

Key Features to Consider

ISO compliant icon ISO Compliant

Standing by ISO print requirements and standards, you are assured that this balance has been built to comply stringent monitoring and analysis assessments as well as return already formatted reports.

GLP Compliant icon GLP Compliant

Tracking down task history completed for your research or experiment is a breeze with this model from Ohaus since it sends back reports compliant to GLP. Following GLP criteria, reports printed include date, balance ID, time, and other relevant data, minimizing time originally intended to format these.

GMP Compliant icon GMP Compliant

Complying to GMP regulations including rendering reports displaying operator details, results, and weighing time included, the Pioneer PX523/E Precision Scale from Ohaus can be operated for quality management and testing of food and drug processing, manufacturing, and packaging industries.

LCD screen icon LCD Screen

Reading weighing results is not a problem even if a user is in poorly-lit rooms since this Ohaus 30430057 scale is equipped with a high contrast and large LCD screen. You are guaranteed crisp presentation of measurement values all the time so user-related errors such us data readout blunders are minimized.

Operational Excellence Defined

Make space for more time and re-allot this to high prio activities using the Pioneer PX523/E Precision Scale from Ohaus. Contributing to operational productivity by yielding measurement weighing results in 2.0 seconds, this Ohaus Pioneer lab scale is instrumental to amplifying laboratory throughput and shaping up operations. Featuring USB and RS-232 ports, disseminating weighing data or results to computers, devices, and even printers is no sweat and can be done effortlessly. No more wasted time reformatting reports again because this unit returns reports conforming to ISO, GLP, and GMP standards already.

The Pioneer PX combines essential weighing functionality with competitive performance, offering high accuracy and repeatability for applications in laboratory, industrial and education settings. The PX is affordably priced, and intuitively designed for intelligent operation with a second line display for additional information, and USB and RS232 connectivity for easy communication.


Basic Weighing, Parts Counting, Percent Weighing, Animal Weighing, Density Determination  


Backlit Liquid Crystal Display (LCD); Second line display for additional information or guidance (dot matrix)  


AC adapter (included)  


RS232 and USB device (included); GLP/GMP data output with real-time clock  


Metal base, plastic top housing, removable stainless steel pan, glass draftshield, integrated weigh-below-hook, security bracket, calibration lock and in-use cover  

Design Features

User-selectable environmental filters and brightness settings, auto-tare, auto-dim, user-selectable span calibration points, software lockout and reset menu, userselectable communication settings and data print options, user-definable project and user IDs, software overload/underload indicator, stability indicator, four operating languages  

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Ethernet: No
Mobile App: No
[Lab Balance] Bluetooth: No
[Lab Balance] Capacity (g): 520
[Lab Balance] Display: LCD
[Lab Balance] GCP: No
[Lab Balance] GLP: Yes
[Lab Balance] GMP: Yes
[Lab Balance] ISO: Yes
[Lab Balance] Internal Calibration: No
[Lab Balance] PS2: No
[Lab Balance] Pan Size Diameter Max (mm): 120
[Lab Balance] RS-232: Yes
[Lab Balance] Readability (mg): 1
[Lab Balance] Repeatability (mg): 1
[Lab Balance] Stabilization Time (sec): 2
[Lab Balance] USB: Yes
[Lab Balance] WiFi: No

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