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Topic: thermocouple extension and 4-20 mA cable help please

User: realolman, Location: Greenville SC

Asked on: Thursday, March 31, 2011 at 9:10 am EDT
Answered on: Tuesday, May 14, 2024 at 3:32 am EDT

Question: I need to run some thermocouple extension wire for type k thermocouples, and a 4-20mA control circuit approx 150 feet.do I need to get the same material as the thermocouple (type K is chromel aluminel)would this be suitable?1018A Multi-Conductor - Thermocouple Extension Cablehttps://edeskv2.belden.com/Products/index.cfm?event=printPrev&pnum=1018A&ut=englishFor the 4-20mA would this be suitable?1118A Multi-Conductor - 600V Tray Cablehttps://edeskv2.belden.com/Products/#catsid=563If someone knows any better options please let me knowthank you

Thermocouple Extension Wire

Yes, you need to get the same material as the thermocouple. For Type K thermocouples, the extension wire should be made of chromel and alumel.The Belden 1018A Multi-Conductor Thermocouple Extension Cable is suitable for Type K thermocouples.4-20mA Control Circuit

For the 4-20mA control circuit, you need a cable with good electrical conductivity and low resistance.The Belden 1118A Multi-Conductor Tray Cable is suitable for 4-20mA control circuits. It has a copper conductor and a PVC insulation, which provides good electrical properties.

Better Options Thermocouple Extension Wire

Omega Engineering offers a variety of thermocouple extension wires, including Type K. These wires are manufactured to meet specific thermocouple standards and are designed for accurate temperature measurement.


4-20mA Control Circuit

Belden offers a range of cables specifically designed for 4-20mA control circuits. These cables have low resistance, high conductivity, and are suitable for various industrial applications.

Other Considerations
Length

Make sure the extension wire is long enough to reach the desired location without any splicing or connections.


Protection

Protect the extension wires from mechanical damage and moisture to ensure reliable performance.*

Wiring Standards:
Follow industry standards and codes when installing and connecting the extension wires. Flag for review

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