High-accuracy Platinum Resistor Temperature Probe
Overview
The high-accuracy platinum resistor temperature sensor adopts industry-leading technologies of vacuum PVD deposition and MEMS precision machining, etc., and has completed the localization of sensor chips in the wide temperature range of -70°C～950°C.The main technical indicators have reached the level of imported products, with advanced MEMS processing equipment and technology,providing customers with MEMS technology processing and sensor chip development cooperation business.This product can be used to manufacture all kinds of instruments and meters and manufacture all kinds of temperature sensors, more suitable for scientific research and industrial fields with high requirements on temperature measurement accuracy; Platinum resistor chip can provide components with resistance values of 100Ω, 200Ω and 1000Ω, etc. This product can maintain excellent stability and good insulation at high temperature, and the temperature range of platinum resistor is -70°C~950°C.
Features
1.This product can be used to manufacture all kinds of instruments and meters and manufacture all kinds of temperature sensors, more suitable for scientific research and industrial fields with high requirements on temperature measurement accuracy;
2. Platinum resistor chip can provide components with resistance values of 100Ω, 200Ω and 1000Ω, etc.;
3. It can maintain excellent stability and good insulation at high temperature, and the temperature range of platinum resistor is -70°C~950°C;
4. High precision, high stability and high vibration resistance;
5. High performance and long life characteristics;
6. The pin material is pure platinum wire.
Parameters
Dimensions
| Length 4±0.5mm* width 2±0.5mm * thickness 0.4mm
Length of lead 5±1mm |
Recommended operating current | The operating current shall not be larger than 2 mA. If the current is too large, breakdown may be caused |
Operating temperature range | -70℃～950℃ |
Sensor Response time | In the air ≤0.5s |
Lead material | Pure platinum wire, t>99.95% |
Lead drawing strength | 4N～10N |
Insulation resistance | Larger than 20MΩ at 100°C |
Performance
Nominal Resistance (0℃) | Model | Working Temperature | Temperature Coefficient |
100Ω | PT100 | -70℃ ~ 950℃ | 3850ppm/℃ |
200Ω | PT200 | -70℃ ~ 950℃ | 3850ppm/℃ |
1000Ω | PT1000 | -70℃ ~ 950℃ | 3850ppm/℃ |
Performance Deviations
Level | Temperature Deviation | Resistance Deviation | Temperature Coefficient Deviation |
AA | ±0.10% | ±0.04% | ±4ppm/℃ |
A | ±0.15% | ±0.06% | ±6ppm/℃ |
B | ±0.30% | ±0.12% | ±12ppm/℃ |
C | ±0.60% | ±0.24% | ±24ppm/℃ |
Performance Testing
The results of the 0°C resistance test after heating at 1000°C for 50 hours continuously are shown in Figure 1
The temperature data of our company's products and imported products under the same test conditions are shown in Figure 2
Figure 1 Resistance Change of Aging Test
Figure 2 Product Performance Comparison Test
Hu ICP Bei No. 2023002235
