Anatel A643 Toc Analyzer Manual Apr 2026

Features RS485 network capability (up to 8 sensors), RS232 (printer, diagnostics, data acquisition), and 4-20 mA analog output. Operational Guidelines

The (often referred to as the Access 643a) is a reagent-less, online or portable analyzer designed specifically for total organic carbon (TOC) monitoring in pharmaceutical-grade water systems. It operates using UV oxidation technology to measure TOC and conductivity, ensuring compliance with USP methods. Key Performance Specifications (A643a) Operating Range: 1 to 1000 ppb C Resistivity: 0.2 to 18.2 M Ωcap omega Conductivity Range: 0.05 to 5 S/cm (@ 25 °C), with a 0.05 to 150 S/cm purge mode Accuracy: ±plus or minus 2% over full range (conductivity, uncompensated) Anatel A643 Toc Analyzer Manual

If UV Detect™ indicates low intensity, the UV bulb may need replacement. Features RS485 network capability (up to 8 sensors),

Supports 21 CFR Part 11 compliance for electronic records. Key Performance Specifications (A643a) Operating Range: 1 to