EAC Ex Approved RTD Pt100 Sensors for the Petrochemical, Oil and Gas Industries

with Dual Entry Die Cast Alloy Head

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Also available with ATEX Approval Also available with IECEx Approval

Our EAC Ex approved flexible mineral insulated platinum resistance thermometers utilise, as standard, detector elements with a resistance of 100 ohms @ 0°C and a fundamental interval of 38.5 ohms to IEC 60751. Single and duplex elements are available.

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 B, A, 1/3, 1/5 and 1/10 grade accuracies
Metrological / Pattern Approval Certificate (PAC) for Russia also available on request, contact us for details
Additional Primary verification “POVERKA” available on request, contact us for a quotation if required

Sheath diameters from 4.5mm to 8.0mm
316 seamless stainless steel sheath (other grades/materials available)
Wide operating temperature range of -100°C to +600°C
UKAS calibration available.

Available with the following approvals:

Protection Type	Description	Zone
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 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

Qty 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

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Wiring Diagram Sheath Materials