An advanced portable meter with unique selection of transient thermal conductivity sensors for a variety of applications, with a focus on primary measurements.
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The MP-2 is an advanced meter with unique selection of transient thermal conductivity sensors for a variety of applications, with a focus on primary measurements.
For convenience, the auto-testing function can be programmed on-board or with the MP-2 Windows utility software. Additional on-board and utility features include the ability to review, save or delete and export results to Excel. To maximize portability, power can be supplied by battery or USB cable. Informative screen icons keep users informed about power status and testing progress.
SENSORS | MATERIALS |
---|---|
TPS-4 | Solids, Pastes and Powders |
THW-L3 | Liquids |
TLS 50 mm | Concrete, rock and polymers |
TLS 100 mm | Soils and polymers |
TLS 150 mm | Soils and polymers |
TPS-EFF | Fabrics and solids |
Transient Plane Source (TPS-4): For testing the thermal conductivity of solids, pastes and powders. Only one sample piece of needed for this asymmetric (single-sided) sensor.
TPS-4 | |
---|---|
Materials | Solids, pastes and powders |
Measurement Capabilities | Bulk Properties |
Thermal conductivity (W/m·K) | 0.029 to 20 |
Thermal effusivity (W√s/m²K) | N/A |
Thermal resistivity (mK/W) | N/A |
Measurement Time | 10, 20 and 40 second |
Smallest sample size | 35 mm diameter or square |
Largest sample size | Unlimited |
Moisture range | N/A |
Accuracy | 5% |
Reproducibility | 2% |
Temperature (°C) | 10 to 40 |
Test Method | Transient Plane Source (TPS) |
Standards | N/A |
TLS 50mm: For testing conrete, rock and polymers. This probe can be used on any sample size.
TLS 100mm: For use on soils and polymers. This probe conforms to industry standards and can be used on any sample size following ASTM D5334-22a.
TLS 150mm: For testing soils and polymers. This probe is the longest and can be used on any sample size while conforming to industry standards following ASTM D5334-14 and IEEE 442-2017.
TLS 50mm | TLS 100mm | TLS 150mm | |
---|---|---|---|
Materials | Concrete, rock and polymers | Soils and polymers | Soils and polymers |
Measurement Capabilities | Bulk properties | Bulk properties | Bulk properties |
Thermal conductivity (W/m·K) | 0.3 to 5 | 0.1 to 5 | 0.1 to 3 |
Thermal effusivity (W√s/m²K) | N/A | N/A | N/A |
Thermal resistivity (mK/W) | 0.2 to 3.3 | 0.2 to 10 | 0.3 to 10 |
Measurement Time | 3 minutes | 3 minutes | 3 minutes |
Smallest sample size | 50 mm in length, 50 mm in diameter | 100 mm in length, 50 mm in diameter | 150 mm in length, 50 mm in diameter |
Largest sample size | Unlimited | Unlimited | Unlimited |
Moisture range | N/A | N/A | N/A |
Accuracy | 5% | 5% | 5% |
Reproducibility | 2% | 2% | 2% |
Temperature (°C) | -40 to 100°C | -40 to 100°C | -40 to 100°C |
Test method | Transient Line Source (TLS) | Transient Line Source (TLS) | Transient Line Source (TLS) |
Standards | Modified ASTM D5334-14 | ASTM D5334-22a, IEEE 442-1981 | ASTM D5334-14, IEEE 442-2017 |
Transient Hot Wire (THW-L3): For testing the thermal conductivity of liquids following ASTM D7896-19.
THW-L3 | |
---|---|
Materials | Liquids |
Measurement Capabilities | Bulk properties |
Thermal conductivity (W/m·K) | 0.01 to 1 |
Thermal effusivity (W√s/m²K) | N/A |
Thermal resistivity (mK/W) | N/A |
Measurement Time | 1 second |
Smallest sample size | 15 mL |
Largest sample size | Unlimited |
Moisture range | N/A |
Accuracy | 5% |
Reproducibility | 2% |
Temperature (°C) | 10 to 40 |
Test method | Transient Hot Wire (THW) |
Standards | ASTM D7896-19 |
Transient Plane Source (TPS-EFF): For testing warmth or coolness of fabrics and textiles. Conforms to industry standards following ASTM D7894-16.
TPS-EFF | |
---|---|
Materials | Fabrics and solids |
Measurement Capabilities | 1-Dimensional |
Thermal conductivity (W/m·K) | N/A |
Thermal effusivity (W√s/m²K) | 35 to 1700 |
Thermal resistivity (mK/W) | N/A |
Measurement Time | 2 and 10 seconds |
Smallest sample size | 30 mm in diameter |
Largest sample size | Unlimited |
Moisture range | 0 to 90% (non-condensing) |
Accuracy | 5% |
Reproducibility | 2% |
Temperature (°C) | -10 to 50 |
Test Method | Transient Plane Source (TPS) |
Standard | ASTM D7984-21 |
Models | ||||
Thermal Conductivity | 0.005 to 2000 W/m•K | 0.01 to 100 | 0.01 to 500 W/m•K | 0.03 to 70 W/m•K | 0.03 to 5 W/m•K |
Additional Properties | Thermal Diffusivity, specific heat, thermal effusivity, thermal contact resistance and thermal resistance | Thermal diffusivity, specific heat and thermal effusivity | Thermal diffusivity and specific heat | N/A |
Measurement Time | 0.25 to 2560 seconds | 2 to 160 seconds | 10 to 160 seconds | 10 to 40 seconds |
Sample Size* | 5 mm diameter x 0.01 mm height to unlimited | 10 mm diameter x 0.05 mm height to unlimited | 40 mm diameter x 5 mm height to unlimited | 35 x 35 to unlimited |
Reproducibility | 1% | 1 to 2% | 2% | No |
Accuracy | 3% | 5% | 5% | Yes |
Temperature Range | -160 to 1000 °C | -75 to 300 °C | 10 to 80 °C | 10 to 40 °C |
Optional Sensors | THW, TLS, MTPS, THS | THW, TLS, MTPS | N/A | THW, TLS |
Standards | ISO 22007-2, ISO 22007-7, GB/T 32064 | ISO 22007-2, ISO 22007-7, GB/T 32064 | N/A | N/A |
iTPS PArameter Automation | Yes | Yes | N/A | N/A |
Single-Sided | Yes | Yes | MTPS (Ø 12.8 mm) | N/A | Yes |
Models | ||||
Materials | Liquids, Pastes, and Powders | Liquids, Pastes, and Powders | Liquids, Pastes, and Powders | Liquids, Pastes, and Powders |
Testing Modules | Bulk | Bulk | Bulk | Bulk |
Other Materials | Solids with TPS | No | No | Solids with TPS, TLS |
Thermal Conductivity | 0.01 to 2 W/m•K | 0.01 to 2 W/m•K | 0.01 to 2 W/m•K | 0.01 to 1 W/m•K |
Sample Size | 20 mL | 20 mL | 15 mL | 15 mL |
Additional Properties | Thermal Diffusivity and Specific Heat | Thermal Diffusivity and Specific Heat | No | No |
Temperature Range | Room Temperature 10 to 200 °C | -50/-15/0 to 200 °C -160/-45/-15/0 to 300 °C | 10 to 200 °C | -50/-15/0 to 200 °C -160/-45/-15/0 to 300 °C | -50 to 100 °C | Room Temperature 10 to 40 °C |
Pressure | Up to 35 bar* | Up to 35 bar* | Ambient | Ambient |
Test Times | 1 second | 1 second | 1 second | < 5 seconds | 1 second |
Data-Points | 400 points/second | 100 points/second | 60 points/second | 60 points/second |
Thermal Conductivity Accuracy | 2 % | 2 % | 5 % | 5 % |
Repeatability | 1 % | 1 % | 2 % | 2 % |
Standards | ASTM D7896-19 | ASTM D7896-19 | ASTM D7896-19 | ASTM D7896-19 |
External Cooling Apparatus Required | No | Yes* | No | Yes* | Yes | Yes |
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