Products Solutions Services BA01148C/07/EN/03.16 71337736 Operating Instructions Condumax CLS15/16/21 Analog sensors For conductive measurement of conductivity in liquids...
Condumax CLS15/16/21 Document information Document information Warnings Structure of information Meaning This symbol alerts you to a dangerous situation. DANGER Failure to avoid the dangerous situation will result in a fatal or serious injury. Causes (/consequences) Consequences of non-compliance (if applicable) ‣...
Basic safety instructions Condumax CLS15/16/21 Basic safety instructions Requirements for personnel • Installation, commissioning, operation and maintenance of the measuring system may be carried out only by specially trained technical personnel. • The technical personnel must be authorized by the plant operator to carry out the specified activities.
Condumax CLS15/16/21 Basic safety instructions Operational safety Before commissioning the entire measuring point, verify that all connections are correct. Ensure that electrical cables and hose connections are undamaged. Do not operate damaged products, and safeguard them to ensure that they are not operated inadvertently.
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Basic safety instructions Condumax CLS15/16/21 Temperature classes Name Type Medium temp. T for temperature class (Tn) Cat. x1 x2 x3 x4 Condumax CLS15 ** * -20 °C ≤ Ta ≤ +140 °C (T3) II 1G -20 °C ≤ Ta ≤ +115 °C (T4) -20 °C ≤...
Condumax CLS15/16/21 Incoming acceptance and product identification Parameters Connection data Measuring cable CPK9 / CYK71 Maximum internal capacitance C 1 nF/m Maximum internal inductance L 6 µH/m FM/CSA IS/NI Cl.1 Div.1&2 Gr. A-D Observe the documentation and the control drawings of the transmitter.
Enter the order code from the nameplate into the search field, and then select "Show details". You will receive information on each feature (selected option) of the order code. Manufacturer's address Endress+Hauser Conducta GmbH+Co. KG Dieselstraße 24 D-70839 Gerlingen Scope of delivery The scope of delivery includes: •...
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Condumax CLS15/16/21 Incoming acceptance and product identification 3.4.2 Hazardous area approvals ATEX II 1G Ex ia IIC T3/T4/T6 Ga FM/CSA IS/NI Cl. I Div.1&2 Gr. A-D in conjunction with Liquiline M CM42 transmitter 3.4.3 EHEDG (CLS16 only) Validated as follows: •...
Installation Condumax CLS15/16/21 Installation Mounting the sensor 4.1.1 CLS15 The sensors are installed directly via the process connection thread NPT ½" or ¾" or clamp 1 ½". As an option, the sensor can also be installed using a commercially available T- piece or cross fitting or using a flow assembly.
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Condumax CLS15/16/21 Installation ½” 38.5 (1.52) Ø 6 (0.24) Ø 29 (1.14) A0024199 A0024200 1 With NPT ½" thread in T-piece or cross 2 With NPT ½" thread in flow assembly fitting 71042405, dimensions in mm (inch) T-piece or cross fitting (DN 32, 40 or 50) Sensor holder NPT ½"...
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Installation Condumax CLS15/16/21 4.1.2 CLS16 The sensors are installed directly via the process connection. Take the flow direction into consideration when installing in pipes. A0024198 A0024197 3 Permitted flow direction 4 Inadmissible flow direction Ensure that the electrodes are fully immersed in the medium during measurement. If the sensor is being used in the ultrapure water range, you must work under air-evacuated conditions.
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Condumax CLS15/16/21 Installation The sensors are installed directly via the process connection. As an option, the sensor can also be installed via a flow assembly. NOTICE Incorrect mounting or disassembly The sensor head could become loose and fall off, resulting in total sensor failure ‣...
Electrical connection Condumax CLS15/16/21 The Dipfit CLA111 immersion assembly is available to install sensors with a G1 thread in vessels. A0024145 7 Installation in Dipfit CLA111 immersion assembly, fastening versions A, B and D Ensure that the electrodes are fully immersed in the medium during measurement.
Condumax CLS15/16/21 Electrical connection Connection conditions 5.1.1 Connection at a glance Ex ia Ga Ex ia Ga CPS41 CPS441 CPS42 CPS11 CPS12 CPS71 CPS72 CPS91 CPS13 CPS64 CPS471 CLS12 CLS13 CLS15 CLS16 CLS21 CPS491 CLS50 CLS54 A0031175 8 Electrical connection in hazardous areas...
Electrical connection Condumax CLS15/16/21 Connecting the sensor 5.2.1 CLS15 and CLS21 The sensor is connected via the fixed cable or via the CYK71 measuring cable with a shield. The wiring diagram is provided in the Operating Instructions of the transmitter used.
Condumax CLS15/16/21 Commissioning Ensuring the degree of protection Only the mechanical and electrical connections which are described in these instructions and which are necessary for the required, designated use, may be carried out on the device delivered. ‣ Exercise care when carrying out the work.
Maintenance Condumax CLS15/16/21 Maintenance CAUTION Corrosive chemicals Danger of chemical burns to the eyes and skin. Danger of damage to clothing and equipment ‣ It is absolutely essential to protect the eyes and hands properly when working with acids, bases and organic solvents! ‣...
The product must be returned if repairs or a factory calibration are required, or if the wrong product was ordered or delivered. As an ISO-certified company and also due to legal regulations, Endress+Hauser is obliged to follow certain procedures when handling any returned products that have been in contact with medium.
Repair Condumax CLS15/16/21 Disposal The device contains electronic components and must therefore be disposed of in accordance with regulations on the disposal of electronic waste. Observe the local regulations. Endress+Hauser...
Condumax CLS15/16/21 Technical data Technical data Input 9.1.1 Measured values • Conductivity • Temperature 9.1.2 Measuring ranges Conductivity (in relation to water at 25 °C (77 °F)) CLS15-A 0.04 to 20 μS/cm CLS15-B/L 0.10 to 200 μS/cm CLS16 0.04 to 500 μS/cm CLS21 10 μS/cm to 20 mS/cm...
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Technical data Condumax CLS15/16/21 Performance characteristics 9.2.1 Uncertainty of measurement CLS15 Each individual sensor is factory-measured in a solution of approx. 5 μS/cm for cell constant 0.01 cm or approx. 50 μS/cm for cell constant 0.1 cm using a reference measuring system traceable to NIST or PTB.
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Condumax CLS15/16/21 Technical data Environment 9.3.1 Ambient temperature range -20 to +60 °C (-4 to 140 °F) 9.3.2 Storage temperature -25 to +80 °C (-10 to +180 °F) 9.3.3 Degree of protection CLS15 IP 67 / NEMA 6 CLS16 Fixed cable version...
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Technical data Condumax CLS15/16/21 9.4.2 Process pressure CLS15 13 bar (188 psi) absolute, at 20 °C (68 °F) 2 bar (29 psi) absolute, at 120 °C (248 °F) CLS16 13 bar (188 psi) absolute, at 20 °C (68 °F) 9 bar (130 psi) absolute, at 120 °C (248 °F) 0.1 bar (1.5 psi) absolute (negative pressure), at...
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Condumax CLS15/16/21 Technical data CLS16 p (abs.) [psi] [bar] [°C] –5 100 120 150 100 120 150 [° ] F A0031431-EN 12 Mechanical pressure-temperature resistance Can be sterilized for a short time (45 min.) CLS21 p (abs.) [psi] [bar] [°C]...
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Technical data Condumax CLS15/16/21 CLS16 Approx. 0.13 to 0.75 kg (0.29 to 1.65 lbs) depending on version 9.5.2 Materials CLS15 Electrodes Polished, stainless steel 1.4435 (AISI 316L) Sensor shaft Polyethersulfone (PES-GF20) O-ring, in contact with medium EPDM (only Clamp version)
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