Beschreibung
TetraCon® 325 is a 4-electrode conductivity measuring cell with integrated temperature sensor designed for accurate laboratory and process conductivity determinations. It features a defined cell constant of K = 0,475 cm⁻¹ together with a 1,5 m cable and waterproof plug that ensure stable signal transmission even in humid environments. The four-electrode geometry reduces polarisation errors and supports reliable readings over a broad conductivity range while the built-in temperature sensor enables automatic temperature compensation. Supplied as a single piece from manufacturer WTW - a Xylem brand, the cell is intended for use with compatible WTW meters in water analysis, quality control, environmental monitoring and industrial applications. Its robust construction and sealed connector make it suitable for both benchtop and field work. The sensor provides simultaneous conductivity and temperature data without requiring separate probes, simplifying setup and improving measurement consistency in routine laboratory workflows and continuous monitoring tasks.
This article is part of Conductivity meters & cells, in pH & electrochemistry. See also pH meters.
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Questions about TetraCon® 325, 4-electrode conductivity cell with built-in temperature sensor, 1
What is this article?
TetraCon® 325, 4-electrode conductivity cell with built-in temperature sensor, 1 is the article on this page. Luminix Health distributes WTW - a Xylem brand for laboratory use. It sits in Conductivity meters & cells, inside pH & electrochemistry, in Präzisionsinstrumente.
A conductivity meter and its cell measure how well a solution carries current. The cell constant is the geometry that converts conductance to conductivity, and it is calibrated with a standard. Temperature compensation matters because conductivity rises with temperature.
A pH meter is a voltmeter on a glass electrode. The voltage tracks hydrogen-ion activity, and the electrode is converted to pH only after it is adjusted with buffers of known value. Conductivity measures how well a solution carries a current, which for dilute salts tracks concentration. Dissolved oxygen and titration are further electrodes on the same idea: a sensor, a standard, and a reading that is only as fresh as the calibration. Buffer values and chemical identity sit on PubChem. Accreditation of the calibration laboratory is the field of BELAC and EURAMET.
Which category should I open next?
The category is pH & electrochemistry. The sub-category is Conductivity meters & cells. The catalogue is Präzisionsinstrumente.
Shelves beside this one are pH electrodes & sensors, pH meters, Dissolved oxygen & multiparameter meters, Titrators & electrochemistry systems and pH & electrochemistry accessories.
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When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

