AccuMac

Affordable reference standard

Type S

Short term stability: ±0.2 °C at 1084.62°C

Temperature range: 0 °C to 1300 °C

AM1210 Reference Standard Type S Thermocouple is made from reference grade platinum and platinum-rhodium alloy. It covers a temperature range of 0 °C to 1300 °C with short term stability of 0.2 °C all the way to Freezing Point of Copper (1084.62 °C). It is commonly used as reference standard to calibrate industrial thermocouples. All thermocouple wires and parts are specially cleaned and annealed before assembly. Every AM1210 thermocouple is fully annealed and tested again to meet the Tolerance criteria as specified in the tablebelow.  

• Temperature range: -60 °C to 160 °C
• Sensor Length: 30 mm
• Accuracy: ±0.05 °C
• Long term drift: ±0.04 °C
• Short term stability: 0.01 °C
• Durable and shock resistance
•  Temperature Coefficient 0.00385
• SST sheath
• Quick response time
• Customized dimensions available

With 30 mm long sensor, AM1610 series precision industrial PRT provides users an excellence temperature probe with extremely low stem conduction (heat loss along sheath) in precision temperature measurement. It is a great tool for measuring and testing the vertical temperature uniformity of heat sources.

AM1610 uses a special aged and tested 30-mm long sensing element to achieve the best performance in stability and repeatability. A unique assembly procedure provides the best balance among the hysteresis effect, mechanical shock and thermal shock performance. 

• Temperature range: -196 °C to 180 °C
• Probe Length: 50 mm
• Accuracy: ±0.05 °C at 0 °C
• Long term drift: ±0.04 °C
• Short term stability: 0.02 °C
• Durable and shock resistance
• Temperature Coefficient 0.00385
• SST sheath

AM1612 full immersion PRT is uniquely designed to provide users an excellence temperature probe that can expose the transition junction and lead wires to an environment that covers the full PRT temperature range. The seal of probe prevents the ingress of moisture so that the probe can work in a humid condition or even under full immersion in common heat transfer fluids such as ethanol, silicone oil and mineral oil. 

AM1612 is small in size with probe length of 50 mm and diameter of 3 mm. A unique assembly procedure provides the best balance among the hysteresis effect, mechanical shock and thermal shock performance 

• Temperature range: 0 °C to 420 °C
• Accuracy: ±0.04 °C at 0 °C
• Long term drift: ±0.04 °C
• Short term stability: 0.02 °C
• Transition junction and lead wire can withstand high temperature up to 420 °C
• Temperature Coefficient 0.00385
• Follow DIN/IEC-751 precisely
• Inconel sheath
• Quick response time

AM1643 full immersion PRT features a unique design that allows for the users to apply the probe together with its lead wire in a high temperature environment such as ovens or furnaces etc. It covers a wide range of temperature from 0 °C to 420 °C with amazing accuracy of ±0.04 °C at 0 °C, short term stability of ±0.02 °C and fast respond time of 5 seconds. 

To reach the best performance in stability and repeatability, the wire-wound sensing elements are specially designed to protect the platinum sensing wire from contamination at high temperature. A unique support structure and filling material provide the best balance among the hysteresis effect, mechanical shocks and thermal shock performance. This probe conforms to the DIN/IEC-751 curve precisely. 

• Temperature range: -200 °C to 670 °C
• Accuracy: ±0.035 °C at 0 °C
• Long term drift: ±0.04 °C
• Short term stability: 0.01 °C
• Durable and shock resistance
• Temperature Coefficient 0.00385
• Follow DIN/IEC-751 precisely
• Inconel sheath
• Quick response time
• Customized dimensions available

AM1620/1640/1660 series precision industrial PRTs are top choices when price-to-performance is considered. They cover a wide range of temperature from -200 °C to 670 °C with amazing accuracy of ±0.035 °C at 0 °C, short term stability of ±0.01 °C and fast respond time of 5 seconds. These industrial PRTs come with standard length 12-inch but customized dimensions are available per request.  

To reach the best performance in stability and repeatability, the wire-wound sensing elements are specially designed to protect the platinum sensing wire from contamination at high temperature. A unique support structure and filling material provide the best balance among the hysteresis effect, mechanical shock and thermal shock performance. All of these probes conform to the standard 385 curve so the resistance ratio of the PRT follow DIN/IEC-751 curve precisely.

• Temperature range: -60 °C to 160 °C
• Accuracy: ±0.015 °C
• Long term drift: ±0.01 °C
• Short term stability: 0.007 °C
• Durable and shock resistance
• Temperature Coefficient 0.003925
• W(Ga)>=1.11807
• Stainless steel sheath
• Customized dimensions available

AM1710 series Secondary Reference PRT provides our customers an affordable reference probe for precision temperature measurement and calibration in labs and fields. The PRT features accuracy of ±0.015°C, short term stability of ±0.007°C.  Two different lengths of PRTs are available at 9-inch and 12-inch.  

To reach the best performance in stability and repeatability, the sensing element is specially designed to protect the platinum sensing wire from contamination at high temperature. A unique support structure and filling material provide the best balance among the hysteresis effect, mechanical shock and thermal shock performance. This high performance probe meets ITS-90 criteria of reference thermometer fully.

• Temperature range: -200 °C to 420 °C
• Accuracy: ±0.015 °C
• Long term drift: ±0.01 °C
• Short term stability: 0.007 °C
• Durable and shock resistance
• Temperature Coefficient 0.003925
• W(Ga)>=1.11807
• Inconel sheath
• Customized dimensions available

AM1730 series Secondary Reference PRT provides our customers an affordable reference probe for precision temperature measurement and calibration in labs and fields. The PRT features accuracy of ±0.015°C, short term stability of ±0.007°C.  Two different lengths of PRTs are available at 9-inch and 12-inch.  

To reach the best performance in stability and repeatability, the sensing element is specially designed to protect the platinum sensing wire from contamination at high temperature. A unique support structure and filling material provide the best balance among the hysteresis effect, mechanical shock and thermal shock performance. This high performance probe meets ITS-90 criteria of reference thermometer fully.

• Temperature range: -200 °C to 670 °C
• Accuracy: ±0.015 °C at 0.01°C
• Long term drift: ±0.01 °C
• Short term stability: 0.007 °C
• Durable and shock resistance
• Temperature Coefficient 0.003925
• W(Ga)>=1.11807
• Inconel sheath
• Customized dimensions available

AM1751 series Secondary Reference PRT provides our customers an affordable reference probe for precision temperature measurement and calibration in labs and fields. The PRT features accuracy of ±0.015 °C at 0.01 °C ; short term stability of ±0.007 °C.  Two different lengths of PRTs are available at 12-inch and 20-inch.  

The sensing element is designed to protect the platinum sensing wire from contamination at high temperatures, giving the device a high level of stability and repeatability in performance. A uniquely designed support structure and filling material provides excellent balance between the hysteresis effect, mechanical shock and thermal shock performance. This high performance probe fully meets ITS-90 criteria for reference thermometers.

Vertical gradient measurement of dry block/dry well

6 mm sensing element

Temperature range: -200 °C to 670 °C

Short term stability: ±0.003 °C at 0.01°C

AM1758 is specifically designed to measure vertical gradients of dry blocks or dry wells. The length of the replica watches uk sensing element is only 6 mm, which allows AM1758 to measure detailed temperature changes inside the dry wells with pin point precision.

The short sensing element has adopted many of AccuMac’s PRT technologies to offer a high level of replica omega watches stability across the temperature range from -200 °C to 670 °C. A uniquely designed support structure and filling material provides excellent balance between the hysteresis effect, mechanical shock and thermal shock performance.

It has long been a challenge for temperature calibration labs across the world to measure gradient of a dry block. With a 6 mm sensing element, AM1758 meets challenge and requirement such as one from The Euramet Calibration Guide CG-13 Version 3.0 “CALIBRATION OF TEMPERATURE BLOCK CALIBRATORS”

• Temperature range: -200 °C to 670 °C
• Accuracy: ±0.006 °C at 0.01 °C
• Long term drift: ±0.019 °C
• Short term stability: 0.002 °C
• Temperature Coefficient 0.003925
• W(Ga)>=1.11807
• Inconel sheath
• Customized dimensions available

AM1760 series Secondary Standard PRT provides our customers reliable secondary standards that can be used daily in their labs. This SPRT features accuracy of ±0.006 °C at 0.01 °C , short term stability of ±0.002°C and very low drift rate of less than 4 mK after 100 hours at 661 °C. Two different lengths of SPRTs are available at 12-inch and 20-inch.   

The sensing element is designed to protect the platinum sensing wire from contamination at high temperatures, giving the device a high level of stability and repeatability in performance. A uniquely designed support structure and filling material provides excellent balance between the hysteresis effect, mechanical shock and thermal shock performance. This high-performance probe fully meets ITS-90 criteria for reference thermometers.

Metal sheathed

Great reference thermometer for dry block calibrators

Temperature range: -200 °C to 670 °C

Standard Platinum Resistance Thermometers (SPRTs) are common used to interpolate temperature in the range from -189.3442°C to 660.323°C on the International Temperature Scale of 1990 (ITS-90).  They are widely used as standard or reference thermometers to calibrate other thermometers and to measure temperature precisely in primary and secondary laboratories. AM1850 and AM1860 SPRTs are the crown jewels of AccuMac temperature probes. It takes decades of our scientific expertise and original breitling copy watches craftsmanship to create these world class products. They feature a very low drift rate.

To improve the durability of the SPRT, Inconel 600 replaces quartz glass as sheath material of the thermometer. A special capsule is adopted to protect the platinum sensor wire from contamination introduced by metal sheath at high temperature. All parts used in the thermometer are completely cleaned and treated at high temperature before assembly. The gas mixture filled in the thermometer is well controlled to reduce oxidation effect as low as possible. Every SPRT is fully tested for stability after manufactured. This world class probe meets ITS-90 criteria of standard thermometer fully with a very competitive pricing.

AM1850 has a temperature range from -200°C to 500°C. AM1860 covers range from -200°C to 670°C. They are widely used as reference thermometer at drywell block calibrator and temperature bath.

Bird-Cage design to make it mechanical shocks resistant

Platinum Capsule to protect sensor from high temperature contaminations

Metal Sheath for harsh environment

Temperature range: -200 °C to 670 °C

5.56mm diameter for quick responses

AM1880 Standard Platinum Resistance Thermometers (SPRT) interpolates temperature in the range from -200 °C to 670 °C on the International Temperature Scale of 1990 (ITS-90). It is designed as a primary or secondary standard thermometer to calibrate other thermometers and/or to measure temperature precisely in primary and secondary laboratories.

The sensing element and sensor support adopt a “Bird-Cage” design and they are protected inside a platinum capsule. Compared to the traditional coil wounding method, the “Bird-Cage” handles mechanical shocks much better at the same time allows for high purity platinum wire to be wound strain-free. The platinum capsule protects the sensing element from contamination at high temperature. The “Bird-Cage” structure combined with 5.56 mm Inconel sheath makes this SPRT responds to temperature changes much faster. All parts used in the SPRT are thoroughly cleaned before assembly and the assembly process is well controlled to protect the sensor from contaminations. The gas mixture filled in the thermometer makes the sensor wire oxidation effect as low as possible.

Every AM1880 SPRT is fully tested for stability after manufactured. This world class probe meets ITS-90 criteria of standard thermometer fully.

Affordable primary standards

Extremely low drift rate

Temperature range: -200 °C to 670 °C

Standard Platinum Resistance Thermometers (SPRTs) are used to interpolate temperature in the range from -189.3442 °C to 660.323 °C on the International Temperature Scale of 1990 (ITS-90).  They are widely used as standard or reference thermometers to calibrate other thermometers and to measure temperature precisely in primary and secondary laboratories. AM1950 and AM1960 SPRTs are the crown jewels of AccuMac temperature probes. It takes decades of our scientific expertise and original craftsmanship to create these world class products. They feature a very low drift rate.

To reach the best performance in stability and repeatability, the sensing element and sensor support are specially designed. To protect the platinum sensing wire from contamination at high temperature, all parts used in the thermometer are extremely cleaned before assembly. The assembly process is well controlled to protect the sensor from contamination. The gas mixture filled in the thermometer makes the sensor wire oxidation effect as low as possible. Every SPRT is fully tested for stability after manufactured. This world class probe meets ITS-90 criteria of standard thermometer fully with a very competitive pricing.

AM1950 has a temperature range from -200 °C to 500 °C. AM1960 covers range from -200 °C to 670 °C.

• Temperature range: -260 °C to 100 °C
• Long term drift: <0.003 °C at TPW after 1 year, <0.001 °C typical
• Short term stability: 0.001 °C at 0.01 °C
• Temperature Coefficient: 0.003925 Ω/Ω/°C
• W(Ga) >= 1.11807
• W(Hg) <= 0.844235
• Platinum sheath

AM1968 Platinum Capsule SPRT covers temperatures from -260°C to 100 °C. The capsule construction makes this SPRT a preferred primary standard for cryogenic applications and other applications where space is limited or stem conduction is a concern for a long stem SPRT.

The sensing element is made of pure platinum wires with a temperature coefficient of 0.003925 Ω/Ω/°C. The coiled platinum wires are mounted in a way that is strain free and enclosed in a platinum capsule, which is sealed by glass. The special sealing glass has a thermal expansion coefficient that matches with that of the platinum wire to ensure the capsule SPRT is sealed permanently in the entire temperature range. A uniquely designed support structure provides excellent performances of stability, mechanical shock, and thermal cycle performance. The SPRT achieves a high level of stability and repeatability in performance and fully meets ITS-90 criteria for reference thermometers.

• High accuracy: ±0.03 °C at 0 °C
• High resolution: 0.01 °C
• Temperature range: -200 °C to 850 °C
• Work with PRTs with α=0.00385 and α=0.003925
• ITS-90, CVD, IEC-751
• 2.7- inch LCD display
• Full-size Touchpad for function control
• Temperature can be displayed in °C, °F or ohm.
• Flexible interface with user key-in coefficients
• USB interface for real time data saving and displaying on PC
• Dual power supply with batteries or external power adaptor/computer USB interface

AM8010 is a handheld digital thermometer with high accuracy, fast readings and great stability. This readout is perfect for field applications as well as lab measurement. Though small in size, AM8010 is powerful when it comes to accuracy, which can be as high as 0.01 °C at 0 °C. A USB interface allows user to log and display real time data on a PC.

AM8010 digital thermometer allows users to choose ITS-90, IEC-751 (DIN), or Callendar-Van Dusen conversion methods to response various PRTs. All probe constants and coefficients can be keyed in replica breitling watches through front panel.

This portable readout is a powerful device with relative small price. 

• High accuracy: up to ±0.008 °C at 0 °C
• High resolution: 0.001 °C
• Temperature range: -200 °C to 850 °C
• ITS-90, CVD, IEC-751 conversion methods or key in coefficients of PRTs
• 2.7- inch LCD display
• Full-size Touchpad for function control
• Data storage into USB flash disk
• Data transfer to PC using an USB cable
• Wireless data transfer to PC with an optional wireless module

AM8040 Precision Thermometer provides the best values with high standard performance. It features high accuracy, fast readings and great stability. It operates with a wide range of Platinum Resistance Thermometers (PRTs). All of the readings can be stored in a USB flash disk or transferred to PC through an USB cable or a wireless module.

AM8040 Precision Thermometer allows users to choose ITS-90, IEC-751 (DIN), or Callendar-Van Dusen conversion methods to response to various PRTs. Users can also choose to key in calibration data of each PRT to ensure the best accuracy.

AM8040 is the solution for precision temperature measurement and calibration at a very attractive price.

• High accuracy: up to ±0.008 °C at 0 °C
• High resolution: 0.001 °C
• Temperature range: -200 °C to 850 °C
• Two inputs for reading two different sensors simultaneously
• Differential temperature measurement
• ITS-90, CVD, IEC-751
• 2.7- inch LCD display
• Full-size Touchpad for function control
• User key-in coefficients to ensure the best accuracy
• Data storage into USB flash disk
• Data transfer to PC using an USB cable
• Wireless data transfer to PC with an optional wireless module

AM8060 Precision Thermometer provides high accuracy, fast readings and great stability. It comes with dual channel measurement of temperature with Platinum Resistance Thermometers (PRTs). The temperature of each input and their temperature difference are displayed simultaneously. All of the readings can be stored in a USB flash disk or transferred to PC through a wireless module or an USB cable.

AM8060 Precision Thermometer allows users to choose ITS-90, IEC-751 (DIN), or Callendar-Van Dusen conversion methods to response to various PRTs. Users can also choose to key in calibration data of each PRT to ensure the best accuracy.

This dual-channel readout is a great choice for precision temperature measurement and calibration. It’s also a top choice as temperature reference for Drywell Calibrators and Temperature Bath.