The Ashcroft® AT20 mineral insulated probe temperature sensor assembly provides 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
Features
- Designed to be used with ISA-ds 49 style thermowells
- Manufactured to 60584-2 or ANSI MC 96.1
- Available with and without transmitters
- Intrinsically Safe designs available
- Explosion Proof designs available
Applications
- Process Market
- Oil and Gas
- Power Generation
- Chemical and Pretochemical Plants
- Reactors
- Storage Tanks
- Towers
- Industrial Market
- Industrial Equipment Manufacture
- Industrial Ovens
- HVAC/R
Product Specs
Stem Diameter
3mm, 4 1/2mm, 6mm, 8mm, 1/8 _, 3/16__, 1/4
3mm, 4 1/2mm, 6mm, 8mm, 1/8 _, 3/16__, 1/4
Accuracy Class
Class 1
Class 2
Class 3
Special
Standard
Class 1
Class 2
Class 3
Special
Standard
Sensor Type & Measuring Range
Type E -200 to +800°C
Type J -40 to +750°C
Type K -200 to +1100°C
Type N -200 to +1100°C
Type E -200 to +800°C
Type J -40 to +750°C
Type K -200 to +1100°C
Type N -200 to +1100°C
Wiring Configuration
2 wire
2 wire
Stem Length
2" min.
2" min.
Head Configuration
BUZ
DIN B
Ex d
SCCA
SCCI
BUZ
DIN B
Ex d
SCCA
SCCI
Certifications & Approvals
-
ATEX: Ex d IIC T6 Gb
-
ATEX: Ex ia IIC T6
- IECEx: Ex d IIC T6 Gb
- IECEx: Ex ia IIC T6 Ga
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