Overview of CPS31E Spare Parts List

CPS31E is a commonly used pH sensor series in industrial processes, and its spare parts management directly affects measurement accuracy and equipment lifespan. This article compiles the official spare parts list, including sensors, protective caps, electrolytes, and standard buffer solutions, to facilitate maintenance and procurement.

CPS31E Sensor

Spare Parts List

Sensors and Accessories

  • Order No. 71038228: Sensor, used to assign sensors to measurement loops, includes 100 sensor clips with printable labels.
  • Order No. 71538217: CPSxx electrode protective cap, pack of 20, suitable for pH sensors.

Electrolytes and Standard Solutions

  • CPY4-: KCl electrolyte, for liquid-filled electrodes.
  • CPY20-: pH standard buffer solution, traceable to PTB primary reference materials and NIST standard reference materials, with calibration certificate.

Order Number and Specification Comparison Table

The table below summarizes the order numbers, specifications, and applicable models of each spare part for quick reference.

Order No. Specification Applicable Model/Description
71038228 Sensor, with 100 sensor clips (with printable labels) For measurement loop assignment
71538217 Electrode protective cap, pack of 20 CPSxx series pH sensors
CPY4- KCl electrolyte Liquid-filled electrodes
CPY20- pH standard buffer solution (with certificate) For calibration, traceable to PTB/NIST

Selection and Maintenance Recommendations

To ensure measurement accuracy, it is recommended to regularly replace the electrolyte and standard buffer solution, and check whether the electrode protective cap is intact. Sensor clips can be used to identify and assign measurement points, improving maintenance efficiency.

Electrode Maintenance

Frequently Asked Questions

  • Q: Can the sensor clips be reused? A: Yes, but it is recommended to replace the labels regularly to keep them clear.
  • Q: How should the standard buffer solution be stored? A: It should be sealed and stored in a cool place, avoiding contamination, and check the expiration date before use.