YOKOGAWA K1143TC-0003-B CONTROL BOARD K1543AH FOR IC402-C-E-1-EA K1143-0003-A

Description:

The Yokogawa K1143TC-0003-B Control Board (K1543AH) is used in IC402 series inductive conductivity analyzers to process sensor signals and control measurement functions within the analyzer system. Commonly installed in Yokogawa EXA conductivity analyzers used in chemical processing, water treatment, and industrial plants. Maintenance teams, OEMs, and system integrators use this board for repair, replacement of failed electronics, and restoring accurate conductivity measurement and analyzer functionality.

Applications:

The Yokogawa K1143TC-0003-B control board is used in industrial liquid analysis systems as part of the IC402 conductivity analyzer platform. It is commonly deployed in chemical plants, wastewater treatment facilities, pulp and paper mills, and metal processing environments where conductivity measurement is critical for process control. The board manages signal processing, communication, and internal control logic to ensure stable and accurate operation of the analyzer.

Technical Specifications:

• Manufacturer: Yokogawa
• Model / Part Number: K1143TC-0003-B
• Associated Board: K1543AH
• Product Type: Control Circuit Board (PCB)
• System Compatibility: Yokogawa IC402-C-E-1-EA conductivity analyzer
• Function: Signal processing and internal control for conductivity measurement
• Application Type: Inductive conductivity analyzer electronics
• Mounting: Internal PCB installation within analyzer housing
• Role: Controls measurement, output, and communication functions
• Replacement Reference: K1143-0003-A (earlier revision)
• Application Environment: Industrial process control and liquid analysis systems

Common Replacements:

• Yokogawa K1143DB-0002-B
• Yokogawa K1543DB Control Board
• Yokogawa IC402 Complete Electronics Assembly