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at30 skin type thermocouple. - 4 Pages

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at30 skin type thermocouple.

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Type AT30 Skin Type Thermocouples for Industrial Processes & Explosive Environments APPLICATIONS • Surface temperature measurements for steam lines in power generation processes. • Wall temperature measurements for reactor vessels in chemical and petrochemical processes. • Flat surface temperature measurements in industrial processes. DESCRIPTION The Ashcroft AT30 skin type thermocouple assembly provides accurate surface and wall temperature measurements for applications that are located in hazardous environments. Each thermocouple assembly consists of a spring loaded thermocouple, magnesium oxide, MgO, insulated insert, a connection head, lag extension, expansion loop, and weldable sensor. The assembly may also include an optional terminal block for wiring and/or transmitters. Thermocouple assemblies are manufactured to either to IEC 60584-2 or ANSI MC 96.1. SPECIFICATIONS 1. Ashcroft Series: AT30 2. Insert Stem Diameter: 6 mm, 8mm, 3/8˝ 3. Stem Length: Minimum: 0.05 m/2 in. Maximum: 100 m/3937 in. 4. Sensor Type & Measuring Range: Type J –40 to +750°C Type K –200 to +1100°C 5. Wiring Configuration AT30 Thermocouples 2 wire 5. Optional Approvals (pending) EN/IEC 60079-1 ATEX: Ex d IIC T6 Gb IECEx: Ex d IIC T6 Ga EN/IEC 60079-11 ATEX:: Ex ia IIC T6 Ga IECEx: Ex ia IIC T6 Ga 7. Accuracy Class: (IEC 60584-2) Class 1 Class 2 Class 3 (ANSI MC 96.1) Standard Special AT30 Thermocouples (IEC 60584-2) Type J Type K ±1.5°C or ±1.5°C or Class 1 ±0.0040*|t|(1) ±0.0040*|t|(1 ±2.5°C or ±2.5°C or Class 2 ±0.0075*|t|(1) ±0.0075*|t|(1) N/A ±2.5°C or Class 3 ±0.0040*|t|(1 AT30 Thermocouples (ANSI MC 96.1) Standard Special (1) Absolute temperature in °C Interchangeable Knife – Edge Fan Type Interchangeable with Heat Shield Washer All specifications are subject to change without notice. All sales subject to standard terms and conditions. © Ashcroft Inc. 2015 Rev. 07/15 Ashcroft Inc., 250 East Main Street, Stratford, CT 06614 USA Tel: 203-378-8281 • Fax: 203-385-0408

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Type AT30 Thermocouples Part Number Coding 8. HEAD MOUNTING CONNECTION Class 1, IEC 60584-2 Class 2, IEC 60584-2 Class 3, IEC 60584-2 Standard, ANSI MC 96.1 Special, ANSI MC 96.1 DIN B, Aluminum Alloy, IP66 BUZ, Aluminum Alloy, IP68 BUZH, Aluminum Alloy, IP68 Ex d, Aluminum Alloy, IP66 SCCI, 316 SS, IP67 SCCA, Aluminum Alloy, IP67 Flanged, ANSI 1.5˝ 150 lbs Flanged, ANSI 1.5˝ 300 lbs Flanged, ANSI 2˝ 150 lbs Flanged, ANSI 2˝ 300 lbs 16. SENSOR MOUNTING BLOCK Ceramic terminal with transmitter Ceramic terminal block No terminal block with flying leads 17. APPROVALS *Diameter of pipe AT30 will...

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Type AT30 Thermocouples Part Number Coding Dimension Drawing Stem Diameter Lag Extension Length Nominal Length Length to Expansion Loop Length to Weld Pad All specifications are subject to change without notice. All sales subject to standard terms and conditions. © Ashcroft Inc. 2015 Rev. 07/15 Ashcroft Inc., 250 East Main Street, Stratford, CT 06614 USA Tel: 203-378-8281 • Fax: 203-385-0408 email: info@ashcroft.com • www.ashcroft.c

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World Headquarters Ashcroft Inc. 250 E. Main Street Stratford, CT 06614-5145 U.S.A. Tel: (203) 378-8281 Fax: (203) 385-0408 email: info@ashcroft.com www.ashcroft.com International Operations Brazil Willy Instrumentos de Medicao e Controle Ltda. Rua Joao Pessoa, 620 09520-000 Sao Caetano Do Sul-Sao Paulo-Brazil Tel: 55-11-4224-7402 Fax: 55-11-4224-7477 email: contato@ashcroft.com www.ashcroft.com.br China Ashcroft Instruments (Suzhou) Co., Ltd. 1508 Lin-hu Avenue Ascendas Lin-hu Industrial Square Wujiang Fenhu Economic Zone Wujiang China, 215211 Tel: 011-86-512-6326-9101 Fax:...

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