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Additel is revolutionizing the industry with their model 286 Multifunction Reference Thermometer Readout. The ADT286 merges the abilities a high-end reference thermometer with a data acquisition system and 8.5 digit multimeter into one innovative device. Users can scan and record up to 82 channels at 10 channels per second. The readout can be effortlessly configured to perform field calibrations and uniformity studies, and can still be utilized as a precision thermometer and 8.5 digit multimeter. Save time, money and effort with the Additel ADT286 Multifunction Reference Thermometer Readout.
| General Specifications | ||
|---|---|---|
| Specification | Description | |
| Voltage | 100V Setting 90V to 110V | |
| 120V Setting 108V to 132V | ||
| 220V Setting 198V to 242V | ||
| 240V Setting 216V to 264V | ||
| Frequency | 47Hz to 440Hz.Automatically sensed at power-on | |
| Power Consumption | 40VA peak (30Watt average) | |
| Temperature | Operating : 0°C to 50°C | |
| Full accuracy :18°C to 28°C | ||
| Storage : -20°C to 70°C | ||
| Warm-up | 90 mins for full uncertainty specifications | |
| Relative Humidity (non-condensing) | Operating : | 0°C to 28°C < 90% |
| 28°C to 40°C < 75% | ||
| 40°C to 50°C < 50% | ||
| Storage : | -20°C to 70°C < 95% | |
| Altitude | Operating : 2000 m | |
| Storage : 12000 m | ||
| Vibration and Shock | Complies with MIL-28800F Class 3 | |
| Input Protection | 50V all functions, ranges and terminals | |
| Communication | USB-A , USB-B , RJ45 , WiFi , Bluetooth | |
| Memory | 10G - All data stored with time stamps | |
| Localization | English , Chinese | |
| Display | 10.1 in (256 mm) TFT color display | |
| Size (H x W x D) | 9.8 in (250 mm) x 16.5 in (420 mm) x 7.9 in (200 mm) | |
| Weight | 18.5 lb ( 8.39 kg) | |
| Other Conformities | CE | |
| Measurement Specifications | |
|---|---|
| Specification Conditions: | 90 mins Warm-Up TIme / Enviroment Temperature (18-28) °C |
| The following specifications apply for the front panel, after at least 90 minutes warm-up. | |
| 24-hour specifications are relative to calibration standards and assume a controlled electromagnetic environment per EN 61326. | |
| Resistance Ratio Accuracy (Rx/Rs) using External Rs | |||
|---|---|---|---|
| Range | Reference Resistance | Ratio (Rx/Rs) | 1 Year (23 ± 5) °Cppm of Reading |
| 100 Ω | 25 Ω | 2.00-4.00 | 1.5 |
| 1.10-2.00 | 0.85 | ||
| 0.90-1.10 | 0.6 | ||
| 0.50-0.90 | 1.5 | ||
| 0.25-0.50 | 2.5 | ||
| 400 Ω | 100 Ω | 2.00-4.00 | 2 |
| 1.10-2.00 | 0.81 | ||
| 0.90-1.10 | 0.26 | ||
| 0.50-0.90 | 0.95 | ||
| 0.25-0.50 | 1.2 | ||
| SPRT/PRT Measurement Accuracy using External Rs | |||||
|---|---|---|---|---|---|
| SPRT/PRT Type | External Reference Resistance | Temperature (°C) ° | Resistance Ratio (Rx/Rs) | 1 Year(23 ± 5) °C ppm of reading | Equivalent to Temperature (mK) |
| PT25 | 25 Ω | -189.3442 | 0.22 | 2.5 | 0.13 |
| -38.8344 | 0.84 | 1.5 | 0.32 | ||
| 0.01 | 1 | 0.6 | 0.15 | ||
| 231.928 | 1.89 | 0.85 | 0.44 | ||
| 419.527 | 2.57 | 1.5 | 1.11 | ||
| 660.323 | 3.37 | 1.5 | 1.58 | ||
| PT100 | 100 Ω | -189.3442 | 0.22 | 1.2 | 0.07 |
| -38.8344 | 0.84 | 0.95 | 0.2 | ||
| 0.01 | 1 | 0.26 | 0.07 | ||
| 231.928 | 1.89 | 0.81 | 0.42 | ||
| 419.527 | 2.57 | 2 | 1.47 | ||
| 660.323 | 3.37 | 2 | 2.11 | ||
| [1] The PT25 indicator is based on a nominal resistance of 25 Ω for Rx. | |||||
| [2] The PT100 indicator is based on a nominal resistance of 100 Ω for Rx. | |||||
| [3] The uncertainty of external Rs is not included. The user may choose the ADT280-RS-25/100 standard resistor as external Rs, which has an accuracy of 5 ppm at (23±2) °C. | |||||
| Resistance Accuracy using Internal Rs | |||||||
|---|---|---|---|---|---|---|---|
| Measurement Range | Scanning Speed | Resolution | 24 Hour (23 ±1) °C | 90 Days (23 ± 5) °C | 1 year (23 ± 5) °C | Excitation Currert | Temperature Coefficient |
| ( 0~100 ) Ω | Slow Speed | 0.01 mΩ | 3 ppm or 0.2 mΩ | 12 ppm or 0.35 mΩ | 15 ppm or 0.35 mΩ | ±1 mA/±12 V | 3 ppm + 0.01 mΩ |
| Medium Speed | 0.01 mΩ | 3 ppm or 0.55 mΩ | 12 ppm or 0.7 mΩ | 15 ppm or 0.7 mΩ | |||
| Fast Speed | 0.1 mΩ | 3.6 ppm or 1.7 mΩ | 12.6 ppm or 1.85 mΩ | 15.6 ppm or 1.85 mΩ | |||
| ( 0~400 ) Ω | Slow Speed | 0.01 mΩ | 3 ppm or 0.3 mΩ | 12 ppm or 0.4 mΩ | 15 ppm or 0.4 mΩ | ±1 mA/±12 V | 3 ppm + 0.02 mΩ |
| Medium Speed | 0.01 mΩ | 3 ppm or 0.7 mΩ | 12 ppm or 0.8 mΩ | 15 ppm or 0.8 mΩ | |||
| Fast Speed | 0.1 mΩ | 3.6 ppm or 1.9 mΩ | 12.6 ppm or 2 mΩ | 15.6 ppm or 2 mΩ | |||
| ( 0~4000 ) Ω | Slow Speed | 0.1 mΩ | 3 ppm or 4 mΩ | 12 ppm or 5 mΩ | 15 ppm or 5 mΩ | ±0.1 mA/±12 V | 3 ppm + 0.2 mΩ |
| Medium Speed | 0.1 mΩ | 3 ppm or 8 mΩ | 12 ppm or 9 mΩ | 15 ppm or 9 mΩ | |||
| Fast Speed | 1 mΩ | 3.6 ppm or 20 mΩ | 12.6 ppm or 21 mΩ | 15.6 ppm or 21 mΩ | |||
| [1] Accuracy Index: ± (ppm of reading or xxmΩ , whichever is greater). | |||||||
| [2] Temperature coefficient index: exceeds (18-28) °C range, increase per degree (ppm reading +xxmΩ). | |||||||
| [3] Specifications are for 4-wire function. For 3-wire, add 0.005 Ω for internal resistance mismatch. For 2-wire, add 0.005 Ω for internal resistance. | |||||||
| [4] Automatic current reversal. | |||||||
| PRT Measurement Accuracy using Internal Rs | |||||
|---|---|---|---|---|---|
| Scanning Speed | Temperature | 24 Hour / °C (23 ±1) °C | 90 Days / °C(23 ± 5) °C | 1 year / °C(23 ± 5) °C | Temperature Coefficient °C/°C |
| Slow Speed | -200 °C | 0.0005 | 0.0008 | 0.0008 | 0.0002 |
| 0 °C | 0.0008 | 0.0031 | 0.0038 | 0.0008 | |
| 300 °C | 0.0018 | 0.0089 | 0.0089 | 0.0018 | |
| 600 °C | 0.0029 | 0.0146 | 0.0146 | 0.003 | |
| Medium Speed | -200 °C | 0.0013 | 0.0016 | 0.0016 | 0.0002 |
| 0 °C | 0.0014 | 0.0031 | 0.0038 | 0.0008 | |
| 300 °C | 0.002 | 0.0089 | 0.0089 | 0.0018 | |
| 600 °C | 0.0029 | 0.0146 | 0.0146 | 0.003 | |
| Fast Speed | -200 °C | 0.0039 | 0.0043 | 0.0043 | 0.0006 |
| 0 °C | 0.0044 | 0.0047 | 0.0047 | 0.0013 | |
| 300 °C | 0.0053 | 0.0093 | 0.0093 | 0.0024 | |
| 600 °C | 0.0059 | 0.0152 | 0.0152 | 0.0036 | |
| [1] The indicator is based on the electrical accuracy of the 4-wire PT100 PRT and does not include the accuracy of the PRT itself. | |||||
| [2] Temperature maximum Resolution is 0.0001 °C. | |||||
| Thermocouple Voltage Accuracy | |||||||
|---|---|---|---|---|---|---|---|
| Test Range | Scanning Speed | Resolution | 24 hours (23 ±1) °C | 90 days (23 ±5) °C | 1 year (23 ±5) °C | Input Resistance | Temperature Coefficient |
| (-100-100) mV | Slow Speed | 0.01 µV | 5 ppm + 2 ppm | 10 ppm + 4 ppm | 14 ppm + 4 ppm | 10 MΩ or >10 GΩ | 1 ppm + 0.1 µV |
| Medium Speed | 0.01 µV | 5 ppm + 6 ppm | 10 ppm + 8 ppm | 14 ppm + 8 ppm | |||
| Fast Speed | 0.1 µV | 5 ppm + 22 ppm | 10 ppm + 24 ppm | 14 ppm + 24 ppm | |||
| [1] Accuracy Index: ± (ppm of reading + ppm of FS). | |||||||
| [2] Temperature coefficient index: Exceed the range of (18-28) °C, increase (ppm of reading + xxμV)/°C. | |||||||
| Thermocouple Cold Junction Accuracy | |
|---|---|
| CJC Accuracy | ±0.1 °C , 1 year, 23 °C ± 5°C |
| Environmental Coefficient | Beyond (18 ~ 28) °C, add 0.02 °C / °C |
| Other | Each signal scanner has 10 cold Junction temperature sensors |
See Data Sheet For the Rest of the Specifications
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