電話：023-68264553
Advantages and Characteristics
◆ Long-term stability
◆ High temperature measurement accuracy
◆ Quick response time
◆ Anti-temperature shock
◆ Small size
◆ Good vibration resistance
◆ Low self-heating
◆ Support users customization
Component dimensions and tolerance：
Pt500 M2820：L1×W1×H=(2.8±0.2)mm×(2.0±0.2)mm×(1.0±0.2)mm
Pt500 M3819：L1×W1×H=(3.8±0.2)mm×(1.9±0.2)mm×(1.0±0.2)mm
Lead specification and tolerances： LФ×L2=(0.2±0.02)mm×(7±1)mm
Working temperature range：- 70℃~+500℃
Connection Technology：tin welding、brazing、argon fluorine welding、hot pressure welding、resistance welding、etc.
Application Industries：Instrumentation、Medical device、Aerospace、Internet of Things、domestic appliance.
Technical Parameter
| Nominal resistance | 500Ω | TCR | 3851 ppm / ℃ |
| Tensile Strength of Leads | ≥9 N | Lead Type | Platinum nickel composite silk materia |
| Long-term stability | <0.05% at 1000 Hr at 500℃ | ||
| Thermal response time | Boiling water（v=0.4m/s）τ0.5≤0.07s τ0.632≤0.1s Airflow（v=2m/s）τ0.5≤2.5s τ0.632≤4s | ||
| Recommended working current | ≤0.5mA | Resistance to shock | 40g |
| Insulation Resistance | Room temperature≥100MΩ | Package |
Plastic vacuum packaging Provide other forms of packaging as required |
Reference selection
| Type | Grade | Temperature Range | Accuracy | Leader Type | Lead length（mm） | Material Number |
| Pt500 M2820 | AA | 0℃~+150℃ | Δt≤±(0.10+0.0017|t|) | PtNi | 7 | M282010730 |
| A | -50℃~+300℃ | Δt≤±(0.15+0.0020|t|) | PtNi | 7 | M282010731 | |
| B | -70℃~+500℃ | Δt≤±(0.30+0.0050|t|) | PtNi | 7 | M282010732 | |
| 2B | -70℃~+500℃ | Δt≤±(0.60+0.0100|t|) | PtNi | 7 | M282010733 | |
| Pt500 M3819 | AA | 0℃~+150℃ | Δt≤±(0.10+0.0017|t|) | PtNi | 7 | M381910730 |
| A | -50℃~+300℃ | Δt≤±(0.15+0.0020|t|) | PtNi | 7 | M381910731 | |
| B | -70℃~+500℃ | Δt≤±(0.30+0.0050|t|) | PtNi | 7 | M381910732 | |
| 2B | -70℃~+500℃ | Δt≤±(0.60+0.0100|t|) | PtNi | 7 | M381910733 |
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