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- Sensor Compatibility: Designed specifically for Pt100 RTD sensors, supporting both 2-wire and 3-wire configurations.
- Temperature Range: Measures temperatures from -50°C to +50°C, optimized for narrow-range, high-precision applications.
- Output Signal: Provides a linear analog output of ±5 V, proportional to the measured temperature.
- Sensitivity: High-resolution conversion with 100 mV/°C scaling, enabling fine-grained temperature monitoring.
- Signal Conditioning: Integrated signal conditioning circuitry ensures stable, low-noise output suitable for analog control systems.
- Compact Module Design: Engineered for easy integration into control cabinets, DIN rail systems, or custom enclosures.
- High Accuracy: Optimized for precision measurement with minimal drift and excellent linearity across the specified range.
- Versatile Wiring Options: Supports both 2-wire and 3-wire Pt100 connections, allowing compensation for lead resistance in 3-wire mode.
- Industrial Reliability: Built for continuous operation in industrial environments, with robust electrical isolation and durable construction.
- Ease of Integration: Standardized voltage output simplifies interfacing with PLCs, data acquisition systems, and analog input modules.
- Temperature Range: Measures temperatures from -50°C to +50°C, optimized for narrow-range, high-precision applications.
- Output Signal: Provides a linear analog output of ±5 V, proportional to the measured temperature.
- Sensitivity: High-resolution conversion with 100 mV/°C scaling, enabling fine-grained temperature monitoring.
- Signal Conditioning: Integrated signal conditioning circuitry ensures stable, low-noise output suitable for analog control systems.
- Compact Module Design: Engineered for easy integration into control cabinets, DIN rail systems, or custom enclosures.
- High Accuracy: Optimized for precision measurement with minimal drift and excellent linearity across the specified range.
- Versatile Wiring Options: Supports both 2-wire and 3-wire Pt100 connections, allowing compensation for lead resistance in 3-wire mode.
- Industrial Reliability: Built for continuous operation in industrial environments, with robust electrical isolation and durable construction.
- Ease of Integration: Standardized voltage output simplifies interfacing with PLCs, data acquisition systems, and analog input modules.
1. Product Overview
Product Name: Pt100 Module
Model: MDTPT3405
Series: MDTPT Series
Article Number: MDTPT3405
Manufacturer: MDT (Manufacturer of industrial measurement and control modules)
The MDTPT3405 is a precision temperature measurement module designed for use with Pt100 resistance temperature detectors (RTDs). It supports both 2-wire and 3-wire connection configurations, providing high accuracy and stable analog output for temperature ranges between -50°C and +50°C. The module converts the resistance signal from a Pt100 sensor into a linear voltage output of ±5 V, with a sensitivity of 100 mV per °C. This makes it suitable for integration into industrial control systems, laboratory instrumentation, and process monitoring applications where precise temperature measurement and analog signal interfacing are required.
2. Key Features
- Sensor Compatibility: Designed specifically for Pt100 RTD sensors, supporting both 2-wire and 3-wire configurations.
- Temperature Range: Measures temperatures from -50°C to +50°C, optimized for narrow-range, high-precision applications.
- Output Signal: Provides a linear analog output of ±5 V, proportional to the measured temperature.
- Sensitivity: High-resolution conversion with 100 mV/°C scaling, enabling fine-grained temperature monitoring.
- Signal Conditioning: Integrated signal conditioning circuitry ensures stable, low-noise output suitable for analog control systems.
- Compact Module Design: Engineered for easy integration into control cabinets, DIN rail systems, or custom enclosures.
- High Accuracy: Optimized for precision measurement with minimal drift and excellent linearity across the specified range.
- Versatile Wiring Options: Supports both 2-wire and 3-wire Pt100 connections, allowing compensation for lead resistance in 3-wire mode.
- Industrial Reliability: Built for continuous operation in industrial environments, with robust electrical isolation and durable construction.
- Ease of Integration: Standardized voltage output simplifies interfacing with PLCs, data acquisition systems, and analog input modules.
3. Technical Specifications
- Model: MDTPT3405
- Sensor Type: Pt100 (Platinum Resistance Temperature Detector)
- Connection Type: 2-wire or 3-wire configuration
- Measurement Range: -50°C to +50°C
- Output Signal: ±5 V DC (analog voltage output)
- Output Scaling: 100 mV per °C
- Input Resistance Range: Corresponding to Pt100 resistance values (approx. 80 Ω to 120 Ω over the specified range)
- Accuracy: Typically within ±0.1°C (depending on sensor and calibration)
- Linearity: Better than ±0.05% of full scale
- Response Time: Fast analog response suitable for real-time monitoring
- Power Supply: Typically 24 V DC (nominal, depending on system configuration)
- Power Consumption: Low power design for continuous operation
- Operating Temperature: -20°C to +70°C (module ambient)
- Storage Temperature: -40°C to +85°C
- Dimensions: Compact module form factor (typical: 90 mm × 22.5 mm × 60 mm, depending on housing type)
- Weight: Approx. 100–150 g
- Housing Material: Industrial-grade ABS or polycarbonate enclosure
- Mounting Type: DIN rail or panel mount (depending on configuration)
- Electrical Isolation: Input/output isolation for signal integrity and safety
- Protection: Reverse polarity and overvoltage protection on input and output terminals
4. Functionality
The MDTPT3405 functions as a temperature signal conditioning module. It interfaces directly with a Pt100 sensor, measuring the resistance change that occurs with temperature variation. The module’s internal circuitry converts this resistance into a proportional voltage output, scaled at 100 mV per °C.
For example, at 0°C, the output voltage is 0 V; at +50°C, the output is +5 V; and at -50°C, the output is -5 V. This linear relationship simplifies integration with analog control systems, allowing direct temperature readout or feedback control without additional signal processing.
Use Cases and Applications:
- Industrial process temperature monitoring
- Laboratory instrumentation and calibration systems
- HVAC and environmental control systems
- Machine temperature supervision and diagnostics
- Data acquisition and control systems requiring analog temperature input
- Integration with PLCs, SCADA systems, and analog controllers
Compatibility:
- Compatible with standard Pt100 sensors (IEC 60751 compliant)
- Works with both 2-wire and 3-wire configurations for flexible installation
- Analog output compatible with most analog input modules, DAQ systems, and controllers accepting ±5 V signals
5. Components & Accessories
Included Items:
- MDTPT3405 Pt100 module
- Terminal connectors for sensor input and analog output
- Quick-start installation guide or datasheet
Optional Accessories:
- DIN rail mounting clips or brackets
- Shielded connection cables for Pt100 sensors
- Calibration adapters or reference resistors
- Protective enclosures for harsh environments
Connectors:
- Input Terminals: For Pt100 sensor connection (2 or 3 terminals depending on wiring mode)
- Output Terminals: Analog voltage output (±5 V)
- Power Terminals: DC supply input (typically 24 V DC)
6. Installation & Setup
Requirements:
- Stable DC power supply (nominal 24 V DC)
- Compatible Pt100 sensor (2-wire or 3-wire)
- Analog input device capable of reading ±5 V signals
Mounting Options:
- DIN rail mounting for control cabinet integration
- Panel mounting for laboratory or test bench setups
Configuration Steps:
1. Mount the module securely on a DIN rail or panel.
2. Connect the Pt100 sensor leads to the designated input terminals (observe correct wiring for 2-wire or 3-wire configuration).
3. Connect the analog output terminals to the receiving device (e.g., PLC analog input).
4. Supply the module with the specified DC voltage.
5. Verify output scaling using a reference temperature or calibration source.
Calibration:
Factory-calibrated for -50°C to +50°C range with 100 mV/°C scaling. Optional field calibration may be performed using precision resistors or temperature baths for fine adjustment.
7. Performance & Capabilities
Speed:
- Real-time analog output with minimal latency, suitable for dynamic temperature monitoring.
Capacity:
- Single-channel measurement for one Pt100 sensor input.
Efficiency:
- High signal-to-noise ratio ensures stable readings even in electrically noisy environments.
- Low power consumption allows continuous operation in distributed systems.
Accuracy and Stability:
- Excellent linearity across the entire measurement range.
- Temperature drift minimized through precision internal reference circuitry.
- 3-wire configuration compensates for lead resistance, improving measurement accuracy over long cable runs.
Limitations:
- Designed for narrow-range applications (-50°C to +50°C); not suitable for high-temperature industrial processes beyond this range.
- Requires stable power supply and proper shielding for optimal performance.
8. Standards & Compliance
Certifications and Compliance:
- Designed in accordance with IEC 60751 (Pt100 RTD standard)
- Complies with CE requirements for electromagnetic compatibility (EMC) and low-voltage directives
- RoHS compliant (Restriction of Hazardous Substances)
- Meets industrial safety and performance standards for signal conditioning modules
Industry Standards:
- Analog output standard: ±5 V DC
- Sensor standard: Pt100 RTD, Class A or B per IEC 60751
- Electrical isolation and protection conform to industrial automation norms
9. Additional Information
Warranty:
- Standard manufacturer’s warranty (typically 12–24 months) covering defects in materials and workmanship.
Support:
- Technical documentation, wiring diagrams, and calibration data available from MDT.
- Customer support for installation, troubleshooting, and integration assistance.
Maintenance:
- Minimal maintenance required; periodic verification of calibration recommended for critical applications.
- Ensure clean, dry environment and proper ventilation for long-term reliability.
Firmware/Hardware Updates:
- Hardware-based analog module; no firmware updates required.
- Future revisions may include expanded temperature ranges or digital output options.
Serviceability:
- Field-replaceable module; can be swapped without recalibration of the entire system.
- Compatible with standard industrial connectors and wiring practices.
Summary
The MDTPT3405 Pt100 Module is a high-precision, analog temperature measurement and signal conditioning device engineered for industrial and laboratory applications. Supporting both 2-wire and 3-wire Pt100 sensors, it provides a linear ±5 V output corresponding to a temperature range of -50°C to +50°C, with a sensitivity of 100 mV/°C. Its robust design, high accuracy, and ease of integration make it ideal for process control, monitoring, and automation systems requiring reliable temperature feedback.
With compliance to IEC and CE standards, the MDTPT3405 ensures dependable performance, electrical safety, and long-term stability in demanding environments. Its modular design, simple installation, and compatibility with standard analog interfaces make it a versatile choice for engineers and system integrators seeking precise temperature measurement solutions.
Product Name: Pt100 Module
Model: MDTPT3405
Series: MDTPT Series
Article Number: MDTPT3405
Manufacturer: MDT (Manufacturer of industrial measurement and control modules)
The MDTPT3405 is a precision temperature measurement module designed for use with Pt100 resistance temperature detectors (RTDs). It supports both 2-wire and 3-wire connection configurations, providing high accuracy and stable analog output for temperature ranges between -50°C and +50°C. The module converts the resistance signal from a Pt100 sensor into a linear voltage output of ±5 V, with a sensitivity of 100 mV per °C. This makes it suitable for integration into industrial control systems, laboratory instrumentation, and process monitoring applications where precise temperature measurement and analog signal interfacing are required.
2. Key Features
- Sensor Compatibility: Designed specifically for Pt100 RTD sensors, supporting both 2-wire and 3-wire configurations.
- Temperature Range: Measures temperatures from -50°C to +50°C, optimized for narrow-range, high-precision applications.
- Output Signal: Provides a linear analog output of ±5 V, proportional to the measured temperature.
- Sensitivity: High-resolution conversion with 100 mV/°C scaling, enabling fine-grained temperature monitoring.
- Signal Conditioning: Integrated signal conditioning circuitry ensures stable, low-noise output suitable for analog control systems.
- Compact Module Design: Engineered for easy integration into control cabinets, DIN rail systems, or custom enclosures.
- High Accuracy: Optimized for precision measurement with minimal drift and excellent linearity across the specified range.
- Versatile Wiring Options: Supports both 2-wire and 3-wire Pt100 connections, allowing compensation for lead resistance in 3-wire mode.
- Industrial Reliability: Built for continuous operation in industrial environments, with robust electrical isolation and durable construction.
- Ease of Integration: Standardized voltage output simplifies interfacing with PLCs, data acquisition systems, and analog input modules.
3. Technical Specifications
- Model: MDTPT3405
- Sensor Type: Pt100 (Platinum Resistance Temperature Detector)
- Connection Type: 2-wire or 3-wire configuration
- Measurement Range: -50°C to +50°C
- Output Signal: ±5 V DC (analog voltage output)
- Output Scaling: 100 mV per °C
- Input Resistance Range: Corresponding to Pt100 resistance values (approx. 80 Ω to 120 Ω over the specified range)
- Accuracy: Typically within ±0.1°C (depending on sensor and calibration)
- Linearity: Better than ±0.05% of full scale
- Response Time: Fast analog response suitable for real-time monitoring
- Power Supply: Typically 24 V DC (nominal, depending on system configuration)
- Power Consumption: Low power design for continuous operation
- Operating Temperature: -20°C to +70°C (module ambient)
- Storage Temperature: -40°C to +85°C
- Dimensions: Compact module form factor (typical: 90 mm × 22.5 mm × 60 mm, depending on housing type)
- Weight: Approx. 100–150 g
- Housing Material: Industrial-grade ABS or polycarbonate enclosure
- Mounting Type: DIN rail or panel mount (depending on configuration)
- Electrical Isolation: Input/output isolation for signal integrity and safety
- Protection: Reverse polarity and overvoltage protection on input and output terminals
4. Functionality
The MDTPT3405 functions as a temperature signal conditioning module. It interfaces directly with a Pt100 sensor, measuring the resistance change that occurs with temperature variation. The module’s internal circuitry converts this resistance into a proportional voltage output, scaled at 100 mV per °C.
For example, at 0°C, the output voltage is 0 V; at +50°C, the output is +5 V; and at -50°C, the output is -5 V. This linear relationship simplifies integration with analog control systems, allowing direct temperature readout or feedback control without additional signal processing.
Use Cases and Applications:
- Industrial process temperature monitoring
- Laboratory instrumentation and calibration systems
- HVAC and environmental control systems
- Machine temperature supervision and diagnostics
- Data acquisition and control systems requiring analog temperature input
- Integration with PLCs, SCADA systems, and analog controllers
Compatibility:
- Compatible with standard Pt100 sensors (IEC 60751 compliant)
- Works with both 2-wire and 3-wire configurations for flexible installation
- Analog output compatible with most analog input modules, DAQ systems, and controllers accepting ±5 V signals
5. Components & Accessories
Included Items:
- MDTPT3405 Pt100 module
- Terminal connectors for sensor input and analog output
- Quick-start installation guide or datasheet
Optional Accessories:
- DIN rail mounting clips or brackets
- Shielded connection cables for Pt100 sensors
- Calibration adapters or reference resistors
- Protective enclosures for harsh environments
Connectors:
- Input Terminals: For Pt100 sensor connection (2 or 3 terminals depending on wiring mode)
- Output Terminals: Analog voltage output (±5 V)
- Power Terminals: DC supply input (typically 24 V DC)
6. Installation & Setup
Requirements:
- Stable DC power supply (nominal 24 V DC)
- Compatible Pt100 sensor (2-wire or 3-wire)
- Analog input device capable of reading ±5 V signals
Mounting Options:
- DIN rail mounting for control cabinet integration
- Panel mounting for laboratory or test bench setups
Configuration Steps:
1. Mount the module securely on a DIN rail or panel.
2. Connect the Pt100 sensor leads to the designated input terminals (observe correct wiring for 2-wire or 3-wire configuration).
3. Connect the analog output terminals to the receiving device (e.g., PLC analog input).
4. Supply the module with the specified DC voltage.
5. Verify output scaling using a reference temperature or calibration source.
Calibration:
Factory-calibrated for -50°C to +50°C range with 100 mV/°C scaling. Optional field calibration may be performed using precision resistors or temperature baths for fine adjustment.
7. Performance & Capabilities
Speed:
- Real-time analog output with minimal latency, suitable for dynamic temperature monitoring.
Capacity:
- Single-channel measurement for one Pt100 sensor input.
Efficiency:
- High signal-to-noise ratio ensures stable readings even in electrically noisy environments.
- Low power consumption allows continuous operation in distributed systems.
Accuracy and Stability:
- Excellent linearity across the entire measurement range.
- Temperature drift minimized through precision internal reference circuitry.
- 3-wire configuration compensates for lead resistance, improving measurement accuracy over long cable runs.
Limitations:
- Designed for narrow-range applications (-50°C to +50°C); not suitable for high-temperature industrial processes beyond this range.
- Requires stable power supply and proper shielding for optimal performance.
8. Standards & Compliance
Certifications and Compliance:
- Designed in accordance with IEC 60751 (Pt100 RTD standard)
- Complies with CE requirements for electromagnetic compatibility (EMC) and low-voltage directives
- RoHS compliant (Restriction of Hazardous Substances)
- Meets industrial safety and performance standards for signal conditioning modules
Industry Standards:
- Analog output standard: ±5 V DC
- Sensor standard: Pt100 RTD, Class A or B per IEC 60751
- Electrical isolation and protection conform to industrial automation norms
9. Additional Information
Warranty:
- Standard manufacturer’s warranty (typically 12–24 months) covering defects in materials and workmanship.
Support:
- Technical documentation, wiring diagrams, and calibration data available from MDT.
- Customer support for installation, troubleshooting, and integration assistance.
Maintenance:
- Minimal maintenance required; periodic verification of calibration recommended for critical applications.
- Ensure clean, dry environment and proper ventilation for long-term reliability.
Firmware/Hardware Updates:
- Hardware-based analog module; no firmware updates required.
- Future revisions may include expanded temperature ranges or digital output options.
Serviceability:
- Field-replaceable module; can be swapped without recalibration of the entire system.
- Compatible with standard industrial connectors and wiring practices.
Summary
The MDTPT3405 Pt100 Module is a high-precision, analog temperature measurement and signal conditioning device engineered for industrial and laboratory applications. Supporting both 2-wire and 3-wire Pt100 sensors, it provides a linear ±5 V output corresponding to a temperature range of -50°C to +50°C, with a sensitivity of 100 mV/°C. Its robust design, high accuracy, and ease of integration make it ideal for process control, monitoring, and automation systems requiring reliable temperature feedback.
With compliance to IEC and CE standards, the MDTPT3405 ensures dependable performance, electrical safety, and long-term stability in demanding environments. Its modular design, simple installation, and compatibility with standard analog interfaces make it a versatile choice for engineers and system integrators seeking precise temperature measurement solutions.
No manuals/catalogs available.
No accessories available.