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Measurement Platform (MP-2)

The MP-2 is a portable meter with unique selection of transient thermal conductivity sensors for a variety of applications, with a focus on primary measurements.

Best For Liquids, Solids, Pastes and Powders

Conforms to ISO and ASTM

Standard Test
Method

Multi-Sensor

Primary Measurement
Sensors

MP-2 users benefit from the convenience and accuracy gained when using primary testing methods. The MP-2 controller auto-detects the connected sensor and loads corresponding testing parameters. Measurements are easily performed with the smart on-board software and transferred to computer with an included Windows utility program.

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Features
MP-2 features

thermal conductivity 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.

MP-2-THW-L3-Summary-Water-1

  • Primary measurement sensors
  • Economical, smart, and accurate
  • Portable
  • Multi-sensor
  • Auto-test and export
  • Conforms to ASTM and IEEE standards
MP-2 Sensors
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
TPS Specifications - Applications

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 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
THW Specifications - Applications

Transient Hot Wire (THW-L3): For testing the thermal conductivity of liquids following ASTM D7896-19.

THW-L3 sensor 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

TLS Specifications - Applications
 
TLS 50mm

tls 50mm
For testing conrete, rock and polymers. This probe can be used on any sample size.

TLS 100mm

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

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.

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
TPS-EFF Specifications - Applications
Transient Plane Source (TPS-EFF): For testing warmth or coolness of fabrics and textiles. Conforms to industry standards following ASTM D7894-16.

TPS-EFF Sensor 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)
Standards ASTM D7984-21
Transient Plane Source (TPS) Models Comparison

Models
Thermal Conductivity
Additional Properties
Measurement Time
Sample Size*
Reproducibility
Accuracy
Temperature Range
Optional Sensors
Standards
iTPS Parameter Automation
Single-Sided
MP-1 with TPS
0.005 to 2000 W/m•K
Thermal Diffusivity, specific heat, thermal effusivity, thermal contact resistance and thermal resistance
0.25 to 2560 seconds
5 mm diameter x 0.01 mm height to unlimited
1%
3%
-160 to 1000 °C
THW, TLS, MTPS, THS
ISO 22007-2, ISO 22007-7,
GB/T 32064
Yes
Yes
MP-V with TPS
0.01 to 100 / 500 W/m•K
Thermal diffusivity, specific heat and thermal effusivity
2 to 160 seconds
10 mm diameter x 0.05 mm height to unlimited
1 to 2%
5%
-75 to 300 °C
THW, TLS, MTPS
ISO 22007-2, ISO 22007-7,
GB/T 32064
Yes
Yes | MTPS (Ø 12.8 mm)
TPS-3
0.03 to 70 W/m•K
Thermal diffusivity and specific heat
10 to 160 seconds
40 mm diameter x 5 mm height to unlimited
2%
5%
10 to 80 °C
N/A
N/A
N/A
N/A
MP-2 with TPS-4
0.03 to 5 W/m•K
N/A
10 to 40 seconds
25 mm diameter x 5 mm height to unlimited
2%
5%
10 to 40 °C
THW, TLS
N/A
N/A
Yes
*Dependent on module in the end of the table
Transient Hot Wire (THW) Models Comparison

Models
Materials
Testing Modules
Other Materials
Thermal Conductivity
Sample Size
Additional Properties
Temperature Range
Pressure
Test Times
Data-Points
Thermal Conductivity Accuracy
Repeatability
Standards
External Cooling Apparatus Required
MP-1 with THW
Liquids, Pastes, and Powders
Bulk
Solids with TPS
0.01 to 2 W/m•K
20 mL
Thermal Diffusivity and Specific Heat
Room Temperature
10 to 200 °C | -50/-15/0 to 200 °C
-160/-45/-15/0 to 300 °C
Up to 35 bar*
1 second
400 points/second
2 %
1 %
ASTM D7896-19
No | Yes*
THW-L1
Liquids, Pastes, and Powders
Bulk
No
0.01 to 2 W/m•K
20 mL
Thermal Diffusivity and Specific Heat
10 to 200 °C | -50/-15/0 to 200 °C
-160/-45/-15/0 to 300 °C
Up to 35 bar*
1 second
100 points/second
2 %
1 %
ASTM D7896-19
No | Yes*
THW-L2
Liquids, Pastes, and Powders
Bulk
No
0.01 to 2 W/m•K
15 mL
No
-50 to 100 °C
Ambient
1 second | < 5 seconds
60 points/second
5 %
2 %
ASTM D7896-19
Yes
MP-2 with THW-L3
Liquids, Pastes, and Powders
Bulk
Solids with TPS, TLS
0.01 to 1 W/m•K
15 mL
No
Room Temperature
10 to 40 °C
Ambient
1 second
60 points/second
5 %
2 %
ASTM D7896-19
Yes
*Depending on the Model used

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