Overview

The Yokogawa SC25V-ALP25-120 is a sophisticated combined pH electrode designed for industrial process applications. This electrode integrates multiple measurement functions, providing a comprehensive solution for pH measurement, reference potential, liquid earth, and temperature. It is particularly suited for environments requiring high chemical resistance and compliance with safety standards.

Technical Specifications

• Manufacturer: Yokogawa
• Product Number: SC25V-ALP25-120
• Product Type: Combined pH Electrode
• Model: SC25V (Combined 12mm sensor: pH, Ref, LE, Temperature)
• Sensor Type: ALP25 (High temp. chemical resistance, Analog, IS for ATEX/IECEx/FM-US/FM-CAN)
• Sensor Length: 120 mm

Measuring Elements

• pH Glass Electrode: Measures the pH level of the process solution.
• Silver Chloride Reference: Provides stable reference potential for accurate pH measurement.
• Pt1000 Temperature Sensor: Measures the temperature of the process fluid to compensate for temperature variations in pH readings.

Material Specifications

• Sensor Body: PEEK (Polyether Ether Ketone) and AR-Glass (Alkali-Resistant Glass)
• O-Rings: Viton (with EPDM backup), ensuring chemical resistance and durability.
• Measuring Sensor: Glass (Type G or L)
• Reference Junction: PTFE (Polytetrafluoroethylene), offering resistance to chemical attacks.
• Liquid Earth: Titanium, providing a robust and reliable connection for grounding.