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AR20 RTD
Brand: Ashcroft Inc
The Ashcroft AR20 temperature sensor assemblies provide accurate temperature measurements for applications that are located in hazardous environments.
Each temperature sensor assembly consists of a spring loaded temperature sensor, magnesium oxide, MgO, insulated insert, connection head and lag extension.
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 and RTDs assemblies are manufactured to IEC 60751.
Features- Designed for ISA-ds 49 style thermowells
- Manufactured to IEC 60751
Specifications
Brand
Accuracy
- 1/2 Class B: ± [0.15 + 0.0025° C (0.0045° F)]
- 1/3 Class B: ± [0.10 + 0.0017° C (0.00306° F)]
- Class A: ± [0.15 + 0.0020° C (0.0036° F)]
- Class B: ± [0.30 + 0.0050° C (0.009° F)]
Approvals & Certifications
- ATEX: Ex ia IIC T6 Gb (IEC 60079-1), Ex ia IIC T6 Ga (EC 60079-11)
- IECEx: Ex ia IIC T6 Ga (IEC 60079-1), (IEC 60079-11), 60584-2
Diameter
- Stem: 1/8 to 0.315” (3.17 to 8 mm)
Electrical Connectors
- Ceramic Terminal Block
Environmental Protection
- IP66
- IP67
- IP68
Gland Material
- Cable Gland: Nickel Plating Brass
- Cable Gland: Polyamide
- Cable Gland: Stainless Steel
Lagging Extension
- 2 to 39” (0.05 to 1 Meter)
Materials of Construction
- Head: Aluminum Alloy
- Nipple (AISI), Head: 316 Stainless Steel
Mounting
- Head: 1/2” NPT Female
- Head: 3/4” NPT Female
- Head: M20 x 1.5
- Head: Pg 16
Name Plate, Tag Material
- Metal
NPT Connection
- 1/2” NPT Male
Process Connection Material
- AISI 316 Stainless Steel
Sensor, Probe Connection
- 2-Wire
- 3-Wire
- 4-Wire
Sensor, Probe Type
- Sensor: Pt100, -200° to 600° C (-328° to 1,112° F)
- Sensor: Pt1000, -40° to 600° C (-40° to 1,112° F)
Stem Length
- 2 to 3,937” (0.05 to 100 metres)
Stem Material
- AISI 316L Stainless Steel
- Chemical & Petrochemical
- HVAC/R
- Industrial Equipment Manufacture
- Industrial Ovens
- Oil & Gas Applications
- Petrochemical
- Power Generation Equipment
- Reactors
- Towers
