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IECEx Approved RTD Pt100 Sensors

with Die Cast Alloy Head

Available in simplex and duplex, these IECEx approved flexible mineral insulated RTD Pt100 sensors utilise detector elements of 100 ohms @ 0°C and a fundamental interval of 38.5 ohms to IEC 60751, as standard.
  • The following grade accuracies are available: B, A, 1/3, 1/5 and 1/10
  • Available in a wide range of protection concepts for Zones 0, 1 & 2 use. See table below for details
  • Temperature classification T6-T1, see here for stand-off requirements
  • Available in sheath diameters 4.5mm, 6.0mm & 8.0mm
  • These sensors can be UKAS calibrated
  • Supplied with a 316 seamless stainless steel sheath, however other grades and materials are available
  • Suitable for use in the wide temperature range of -100°C to +600°C
Available with the following approvals:

Protection Type Description Zone
Ex nA IIC Gc Non-Sparking (Gas) 2
Ex d IIC Gb Flameproof (Gas) 1
Ex ib IIC Gb / IIIC Db Intrinsically Safe (Gas/Dust) 1/21
Ex tb IIIC Db Enclosure (Dust) 21
Ex tc IIIC Dc Enclosure (Dust) 22



Enquiry Form

1. No. of Elements


2. Protection Concept


Concept Type Select
Ex d Flameproof/Explosion Proof
Ex ib Intrinsically Safe
Ex nA Non-Sparking
Ex tb Enclosure
Ex tc Enclosure

Your chosen concept is:


Ex d Flameproof/Explosion Proof – Category 2, Zones 1,2 (Gas)
• Ex d IIC T6...T1 Gb Ta = –40°C to 60°C
• Ex ib IIIC T80°C…T440°C Db
• Standard EN IEC 60079-1 refers
• Designed to contain an explosion and quench the flame
• Sensors incorporate a suitable heavy duty enclosure or threaded fitting with tight seals

Your chosen concept is:


Ex e Increased Safety – Category 2, Zones 1,2 (Gas)
• Ex e IIC T6...T1 Gb Ta = –40°C to 60°C
• Standard EN IEC 60079-7 refers
• Design ensures no arcs, sparks or hot surfaces that could ignite an explosive mixture with a minimum IP54 enclosure rating
• Sensors incorporate a suitable heavy duty enclosure or threaded fitting with tight seals

Your chosen concept is:


Ex ib Intrinsically Safe – Category 2, Zones 1,2 (Gas) & 21,22 (Dust)
• Ex ib IIC T6...T1 Gb Ta = –40°C to 60°C
• Ex ib IIIC T80°C…T440°C Db
• Standard EN IEC 60079-11 refers
• Designed to limit the energy of arcs or sparks that could potentially ignite an explosive mixture
• Sensors used in this area must be wired through a suitably approved barrier
• Optional approved 4 to 20mA transmitters available

Your chosen concept is:


Ex nA Non-Sparking – Category 3, Zone 2 (Gas)
• Ex nA IIC Gc T6…T2
• Standard EN IEC 60079-15 refers
• No arcs, sparks or hot surfaces

Your chosen concept is:


Ex tb Enclosure – Category 2, Zones 21, 22 (Dust)
• Ex tb IIIC T80°C…T440°C Db
• Standard EN IEC 60079-31 refers
• Protects against combustible and conductive dusts, rugged tight enclosures are used

Your chosen concept is:


Ex tc Non-Sparking – Category 3, Zone 22 (Dust)
• Ex tc IIIC T85°C...T450°C Dc
• Standard EN IEC 61241 refers
• Protects against combustible dusts
• Sensors incorporate a suitable heavy duty enclosure with IP6X seal

3. Number of Wires


4. Sheath Diameter


5. Sheath Length


 mm*

6. Tolerance of Element


Grade

Accuracy

@ 0ºC

Accuracy

@ 100ºC

Select
B +/- 0.30ºC +/- 0.80ºC
A +/- 0.15ºC +/- 0.35ºC
1/3 +/- 0.08ºC +/- 0.19ºC
1/5 +/- 0.05ºC +/- 0.15ºC
1/10 +/- 0.03ºC +/- 0.12ºC

7. Optional Compression Fitting


8. Optional 4 to 20mA Transmitter


9. Quantity Required


Contact Details


Company Name


Your Name


Email


Telephone


Additional Information


If your enquiry is for more than one style of sensor, please email us with your requirements or use the box below



Send Enquiry  
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Tel.: 01895 252222, Fax: 01895 273540, Email: info@tc.co.uk







Wiring Diagram Sheath Materials

INSULATED
Hot junction insulated from sheath. Gives floating output with typical insulation resistance in excess of 100 megohms