Condumax CLS15

Summary

Product identification

Condumax CLS15D/CLS15 conductivity sensors, available in analog or digital versions with Memosens technology.

Application

Monitoring of ion exchangers, reverse osmosis, distillation, and chip cleaning, primarily in pure and ultrapure water ranges.

Operating limits

Temperature

• CLS15D: -20 to 100 °C (-4 to 212 °F)
• CLS15: -20 to 140 °C (-4 to 280 °F)
• Sterilization (max. 1 h): Up to 140 °C (284 °F)
  • Threaded versions: max. 30 minutes sterilization.
• Memosens communication: Max. 130 °C (266 °F)

Pressure

• CLS15D/CLS15:
  • 13 bar (188 psi) at 20 °C (68 °F)
  • 1 bar (14 psi) at 120 °C (248 °F)

Feed water

Conductivity measuring ranges

• CLS15D/CLS15-A: 0.04 to 20 μS/cm
• CLS15D/CLS15-B: 0.10 to 200 μS/cm

Cell constant

• CLS15D/CLS15-A: k = 0.01 cm⁻¹
• CLS15D/CLS15-B: k = 0.1 cm⁻¹

Product water

Resistivity in MΩ · cm can be measured when used with compatible transmitters.

Electrical

Power supply

Sensors connect to transmitters via measuring cables (e.g., CYK10 for digital, CYK71 for analog). Specific wiring depends on the sensor version and transmitter.

Mechanical / hydraulic

Materials (in contact with medium)

• Electrodes: Polished stainless steel 1.4435 (AISI 316L)
• Sensor shaft: Polyethersulfone (PES-GF20)
• O-ring (Clamp version): EPDM
• Process connections: Thread NPT ½" and ¾", Clamp 1½" (as per ISO 2852)

Dimensions

Various dimensions are provided for different versions (thread, clamp, cable). See the PDF for detailed drawings.

Weight

Approx. 0.3 kg (0.66 lbs) depending on the version.

Surface roughness

Ra ≤ 0.8 μm

Degree of protection

• CLS15D: IP 68 / NEMA type 6P
• CLS15: IP 67 / NEMA 6

Certificates and approvals

• CE mark
• Ex approvals (ATEX, IECEx, FM/CSA) available for specific versions.

Disclaimer

This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror