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Product support

CLS50D is a conductivity sensor designed for harsh and aggressive media in the chemical industry.

Support page: Digital conductivity sensor Indumax CLS50D

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Order code CLS50D
Serial number Not specified
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Serial number or order code

You can find both the order code and serial number on the device’s nameplate.

Order code examples
  • TMT85-1J23115
  • FMR240-A3E1GNJAA3A
Serial number examples
  • C202DC02000
  • DB015C0108D
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Device profile

View key information about your device, including product details, configuration, firmware, approvals, and lifecycle status.

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Displaying device profile for:
General information

Order code

CLS50D

Device type

Sensor

Manufacturer

Endress+Hauser

Product status
Available
Asset details

Serial number

n / a

Firmware version

n / a

Production date

n / a

Communication

n / a
Configuration ID

Approval

Non-hazardous area

AA

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Downloads

A complete collection of technical documentation, certificates, operating instructions, software, and other resources related to your device.

Access product specific downloads with a serial number or an order code.
Displaying downloads for:
264 Downloads
Technical Information (TI)
Most downloaded
TI Indumax CLS50D/CLS50 Inductive conductivity sensor for standard, Ex and high-temperature applications
English version - 01/2026
Download
Operating Instruction (BA)
Most downloaded
BA Indumax CLS50D/CLS50 Inductive conductivity sensor for standard, Ex and high-temperature applications
English version - 04/2025
Download
Technical Information (TI)
TI Indumax CLS50D/CLS50 Inductive conductivity sensor for standard, Ex and high-temperature applications
English version - 01/2026
Download
Operating Instruction (BA)
BA Indumax CLS50D/CLS50 Inductive conductivity sensor for standard, Ex and high-temperature applications
English version - 04/2025
Download
Ex Safety Instruction (XA)
Indumax CLS50D, CLS50 FM IS/NI Cl.I Div. 1/2 GP A, B, C and D
Safety instructions for electrical apparatus in explosion-hazardous
areas
English version - 03/2022
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D Inductive conductivity sensor for standard, Ex and high-temperature
applications
JPN Ex ia IIC T4 Ga
English version - 10/2023
Download
Ex Safety Instruction (XA)
CLS50D, CLS50, CLS54, CLS15D, CLS16D, CLS21D, CLS82D Supplement to: BA00182C, BA01591C, BA01147C, BA01326C
Safety instructions for electrical apparatus in explosion-hazardous
areas
UK II 1G Ex ia IIC T3/T4/T6 Ga
English version - 01/2022
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D, CLS50 Inductive conductivity sensor for standard, Ex and high-temperature
applications
NEPSI Ex ia IIC T4/T6 Ga
English version - 08/2023
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D Inductive conductivity sensor for standard, Ex and high-temperature
applications
KOR Ex ia IIC T4/T6 Ga
English version - 07/2024
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D, CLS50 Inductive conductivity sensor for standard, Ex and high-temperature
applications
INMETRO Ex ia IIC T4/T6 Ga
English version - 07/2024
Download
Ex Safety Instruction (XA)
XA CLS50D, CLS50, CLS54 Safety instructions for electrical equipment for explosion-hazardous areas
EAC Ex, 0Ex ia IIC T6/T4 Ga X
Supplement to:
BA00182C, BA01591C
English version - 01/2026
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D, CLS50, CLS54 CSA IS/NI Cl.I Div. 1/2 GP A, B, C and D
Safety instructions for electrical apparatus in explosion-hazardous areas
English version - 02/2026
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D, CLS50 ATEX II 1G Ex ia IIC T4/T6 Ga,
IECEx ia IIC T4/T6 Ga (CLS50D only)
Safety instructions for electrical equipment for explosion-hazardous areas
English version - 11/2025
Download
Ex Safety Instruction (XA)
XA Indumax CLS50D, CLS50 Inductive conductivity sensor for standard, Ex and high-temperature applications
ATEX / NEPSI Ex ic IIC T4/T6 Gc
English version - 11/2026
Download
Special Documentation (SD)
Special documentation Liquiline CM14 conductivity kit 3 For conductivity measurement in wastewater
English version - 07/2012
Download
Special Documentation (SD)
Special Documentation CLS50D, CLS54D Installation advice for Indumax CLS50D and CLS54D
English version - 10/2013
Download
Fields of Activities (FA)
Sensors, transmitters, compact devices and assemblies Experts in Liquid Analysis
English version - 02/2026
Download
Fields of Activities (FA)
Catálogo Portfolio Analítica Desde sensores hasta soluciones completas
Spanish version - 01/2017
Download
Fields of Activities (FA)
Esperti nell’analisi dei liquidi Dai sensori singoli a soluzioni
complete “chiavi in mano”
Italian version - 01/2017
Download
Fields of Activities (FA)
Kompetenz in der Flüssigkeitsanalyse Vom Sensor bis zur schlüsselfertigen Komplettlösung
German version - 09/2022
Download
Fields of Activities (FA)
水質分析の専門知識 センサからすべてを備えた
ターンキーソリューションまで
Japanese version - 06/2025
Download
Fields of Activities (FA)
Sıvı analizinde uzmanlık Sensörlerden komple anahtar teslim çözümlere
Turkish version - 11/2023
Download
Fields of Activities (FA)
Sensoren, Messumformer, Kompaktgeräte and Armaturen Kompetenz in der Flüssigkeitsanalyse
German version - 02/2026
Download
Fields of Activities (FA)
Jistota v analýze kapalin Od senzorů po kompletní dodávku na klíč
Czech version - 01/2017
Download
Fields of Activities (FA)
Expertise in liquid analysis From sensors to complete turnkey solutions
English version - 09/2022
Download
Fields of Activities (FA)
Endress+Hauser 水質分析計ファミリ ラインナップと事例
Japanese version - 03/2017
Download

Drivers & firmware

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0 Downloads

CAD drawings

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Serial number or order code

You can find both the order code and serial number on the device’s nameplate.

Order code examples
  • TMT85-1J23115
  • FMR240-A3E1GNJAA3A
Serial number examples
  • C202DC02000
  • DB015C0108D
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