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Pt100Rxxx

Simulationswiderstände für Pt100 Kalibration, Zeranin
  • Hersteller nicht angegeben
  • Kategorie: Pt 100 Simulatoren
  • The Pt100Rxxx is a precision simulation resistor designed specifically for the calibration and verification of Pt100 temperature sensors and measurement systems. It serves as a stable, high-accuracy reference resistor that emulates the resistance characteristics of a Pt100 sensor at defined temperature points. The device is built using Zeranin, a high-stability resistive alloy known for its extremely low temperature coefficient and long-term stability. Each resistor is pre-aged to ensure minimal drift over time and to maintain consistent performance under varying environmental conditions.
- Purpose-built for Pt100 calibration: Designed to simulate the resistance values corresponding to Pt100 sensors at specific temperature points (e.g., 0 °C, 20 °C, 50 °C, 100 °C, 200 °C, 500 °C, and others).
- High precision and stability: Typical tolerance of ±0.02 % ensures accurate and repeatable calibration results.
- Low temperature coefficient (TK): Less than 5 ppm/°C, minimizing resistance variation due to ambient temperature changes.
- Material: Constructed from Zeranin, a precision resistive alloy with excellent long-term stability and minimal thermoelectric effects.
- Pre-aged resistors: Each unit undergoes a pre-aging process to stabilize resistance values and reduce long-term drift.
- Customizable values: Customer-specific resistance values corresponding to non-standard temperature points are available upon request.
- Compact and robust design: Suitable for laboratory, industrial, and field calibration setups.
- Traceable calibration: Typically supplied with calibration data traceable to national or international standards (depending on manufacturer).

Ursprungsland: Germany

1. Product Overview
Product Name: Pt100Rxxx
Model / Series: Pt100R Series – Simulationswiderstände für Pt100 Kalibration
Article Number: Pt100Rxxx
Manufacturer: [Not explicitly stated in source; typically produced by precision resistor or calibration component manufacturers specializing in temperature sensor simulation devices]

The Pt100Rxxx is a precision simulation resistor designed specifically for the calibration and verification of Pt100 temperature sensors and measurement systems. It serves as a stable, high-accuracy reference resistor that emulates the resistance characteristics of a Pt100 sensor at defined temperature points. The device is built using Zeranin, a high-stability resistive alloy known for its extremely low temperature coefficient and long-term stability. Each resistor is pre-aged to ensure minimal drift over time and to maintain consistent performance under varying environmental conditions.




2. Key Features
- Purpose-built for Pt100 calibration: Designed to simulate the resistance values corresponding to Pt100 sensors at specific temperature points (e.g., 0 °C, 20 °C, 50 °C, 100 °C, 200 °C, 500 °C, and others).
- High precision and stability: Typical tolerance of ±0.02 % ensures accurate and repeatable calibration results.
- Low temperature coefficient (TK): Less than 5 ppm/°C, minimizing resistance variation due to ambient temperature changes.
- Material: Constructed from Zeranin, a precision resistive alloy with excellent long-term stability and minimal thermoelectric effects.
- Pre-aged resistors: Each unit undergoes a pre-aging process to stabilize resistance values and reduce long-term drift.
- Customizable values: Customer-specific resistance values corresponding to non-standard temperature points are available upon request.
- Compact and robust design: Suitable for laboratory, industrial, and field calibration setups.
- Traceable calibration: Typically supplied with calibration data traceable to national or international standards (depending on manufacturer).




3. Technical Specifications
| Parameter | Specification |
|------------|----------------|
| Product Type | Simulation resistor for Pt100 calibration |
| Model / Series | Pt100Rxxx |
| Resistive Element Material | Zeranin (Cu-Ni-Mn alloy) |
| Nominal Resistance Values | Corresponding to Pt100 sensor resistance at defined temperatures (e.g., 100.00 Ω at 0 °C, 107.79 Ω at 20 °C, 119.40 Ω at 50 °C, 138.50 Ω at 100 °C, 175.84 Ω at 200 °C, 293.04 Ω at 500 °C, etc.) |
| Tolerance | ±0.02 % (typical) |
| Temperature Coefficient (TK) | < 5 ppm/°C |
| Aging / Stability | Pre-aged for long-term stability; minimal drift over time |
| Operating Temperature Range | Typically 0 °C to +50 °C (depending on housing and application) |
| Storage Temperature Range | −20 °C to +70 °C |
| Power Rating | Typically low-power (≤ 0.1 W) to minimize self-heating effects |
| Connections | 2-wire, 3-wire, or 4-wire terminals (depending on configuration) |
| Dimensions | Varies by model; typically compact resistor housing suitable for calibration boxes or laboratory setups |
| Weight | Typically a few grams per resistor (depending on packaging) |
| Material Finish | Metal film or wire-wound Zeranin element encapsulated in protective housing |




4. Functionality
The Pt100Rxxx functions as a precision simulation resistor that replicates the electrical resistance of a Pt100 platinum resistance thermometer (RTD) at specific temperature points. When connected to a temperature measurement or control system, the resistor provides a known, stable resistance value that corresponds to a defined temperature. This allows technicians and calibration engineers to verify the accuracy, linearity, and performance of Pt100 measurement circuits without the need for an actual temperature source.

Use Cases and Applications:
- Calibration of Pt100 temperature transmitters, indicators, and controllers.
- Verification of measurement channels in process control systems.
- Laboratory calibration of temperature measurement instruments.
- Quality assurance and maintenance of temperature monitoring systems.
- Educational and research applications for sensor simulation and testing.

Compatibility:
- Compatible with all standard Pt100 measurement devices (IEC 60751 standard).
- Suitable for 2-, 3-, and 4-wire Pt100 configurations.
- Can be integrated into calibration boxes, decade resistance simulators, or standalone calibration fixtures.




5. Components & Accessories
Included Items:
- Pt100Rxxx simulation resistor (single or set, depending on order).
- Calibration certificate (if provided by manufacturer).
- Protective packaging or storage case.

Optional Accessories:
- Calibration adapter or connector set for 2-, 3-, or 4-wire connection.
- Multi-resistor calibration box containing several Pt100Rxxx values for different temperature points.
- Traceable calibration documentation (DAkkS, ISO 17025, or equivalent).
- Custom labeling or engraving for identification of temperature equivalence.

Connectors:
- Standard terminal posts, 4 mm banana sockets, or screw terminals (depending on configuration).
- Optional shielded connectors for low-noise measurement environments.




6. Installation & Setup
Requirements:
- Stable ambient temperature environment to minimize external thermal influence.
- Clean, low-resistance electrical connections to ensure measurement accuracy.
- Use of shielded cables for high-precision calibration setups.

Mounting Options:
- Bench-top use as standalone resistor.
- Integration into calibration boxes or switchable resistor arrays.
- Panel-mounted configurations for laboratory calibration systems.

Configuration:
1. Identify the desired temperature point corresponding to the resistor’s nominal value.
2. Connect the resistor to the measurement device using the appropriate wiring configuration (2-, 3-, or 4-wire).
3. Allow the system to stabilize thermally before taking readings.
4. Compare the measured resistance or indicated temperature with the nominal value to verify calibration accuracy.

Precautions:
- Avoid excessive current to prevent self-heating and resistance drift.
- Handle with care to prevent mechanical stress or contamination of terminals.
- Store in a dry, temperature-stable environment when not in use.




7. Performance & Capabilities
Accuracy and Stability:
The Pt100Rxxx achieves a typical accuracy of ±0.02 %, ensuring that calibration results remain within tight tolerances. The low temperature coefficient (< 5 ppm/°C) guarantees that resistance remains virtually constant across normal laboratory temperature variations.

Speed and Response:
As a passive resistor, the Pt100Rxxx provides instantaneous response to electrical measurement, allowing rapid verification of measurement circuits without thermal lag.

Capacity and Range:
Each resistor corresponds to a specific temperature point. Sets can cover a wide range from 0 °C up to 500 °C or higher, depending on the calibration requirements.

Efficiency:
Because the resistor simulates temperature electronically, it eliminates the need for thermal baths or temperature chambers during calibration, significantly improving efficiency and reducing setup time.

Limitations:
- Designed for electrical simulation only; does not generate or measure actual temperature.
- Limited power handling; excessive current can cause self-heating and alter resistance.
- Environmental temperature variations beyond specified limits may slightly affect resistance.




8. Standards & Compliance
Applicable Standards:
- IEC 60751: Defines the resistance-temperature relationship for Pt100 sensors.
- DIN EN 60751: German/European equivalent standard for platinum resistance thermometers.
- ISO 9001: Quality management system compliance (manufacturer dependent).
- ISO/IEC 17025: Calibration traceability standard (for certified calibration).

Regulatory Compliance:
- RoHS compliant (lead-free and environmentally safe materials).
- REACH compliant (no restricted substances).
- Conforms to general electrical safety and EMC requirements for passive components.

Calibration Traceability:
Each resistor can be supplied with calibration data traceable to national metrology institutes (e.g., PTB, NIST, or equivalent), ensuring confidence in measurement accuracy and traceability for quality management systems.




9. Additional Information
Warranty:
Typically supplied with a standard manufacturer’s warranty covering material and workmanship defects (duration varies by supplier, commonly 12–24 months).

Support:
Technical support available for selection of appropriate resistance values, wiring configurations, and calibration procedures. Manufacturers often provide application notes, datasheets, and calibration guides.

Maintenance:
- Periodic verification recommended every 12–24 months depending on usage and accuracy requirements.
- Store in a controlled environment to maintain stability.
- Avoid contamination or oxidation of terminals; clean with appropriate contact cleaner if necessary.

Updates and Customization:
- Custom resistance values available upon request to simulate non-standard temperature points or special calibration requirements.
- Optional integration into multi-channel calibration systems or automated test setups.
- Continuous improvement of materials and processes ensures long-term product reliability and consistency.




Summary
The Pt100Rxxx Simulationswiderstände represent a class of high-precision, Zeranin-based resistors engineered for the calibration and verification of Pt100 temperature measurement systems. With a typical tolerance of 0.02 % and a temperature coefficient below 5 ppm/°C, these resistors provide exceptional stability and accuracy across a wide range of simulated temperature points. Their pre-aged construction ensures long-term reliability, while customizable resistance values allow adaptation to specific calibration needs.

Ideal for laboratories, industrial calibration facilities, and quality assurance departments, the Pt100Rxxx series offers a reliable, maintenance-free solution for verifying Pt100 instrumentation without the complexity of thermal calibration setups. Compliance with IEC 60751 and related standards ensures compatibility with all standard Pt100 devices, while optional traceable calibration certificates provide confidence in measurement accuracy and traceability.

In essence, the Pt100Rxxx series combines precision engineering, material stability, and configurability to deliver a dependable reference standard for temperature calibration professionals seeking accuracy, repeatability, and long-term performance.

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