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- Thermocouple Type J Input: Designed specifically for iron–constantan (Type J) thermocouples, covering a wide temperature range from –100°C to +760°C.
- Non-linearized Output: Provides a direct, uncorrected voltage output proportional to the thermocouple’s natural response curve, allowing external linearization or software compensation.
- Standardized Output Signal: Converts the thermocouple input to a 0–5 V DC output, compatible with most analog input channels, data acquisition systems, and PLCs.
- High Common-Mode Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers, enabling easy integration and replacement.
- Low Noise and High Accuracy: Engineered for precision measurement applications, minimizing thermal drift and electrical interference.
- Wide Operating Range: Suitable for industrial environments with extended temperature and humidity tolerance.
- Ease of Integration: Designed for use with 5B Series backplanes, providing screw-terminal or plug-in connectivity for thermocouple leads and output wiring.
- Rugged Construction: Encapsulated module design for mechanical stability and environmental protection.
- Non-linearized Output: Provides a direct, uncorrected voltage output proportional to the thermocouple’s natural response curve, allowing external linearization or software compensation.
- Standardized Output Signal: Converts the thermocouple input to a 0–5 V DC output, compatible with most analog input channels, data acquisition systems, and PLCs.
- High Common-Mode Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers, enabling easy integration and replacement.
- Low Noise and High Accuracy: Engineered for precision measurement applications, minimizing thermal drift and electrical interference.
- Wide Operating Range: Suitable for industrial environments with extended temperature and humidity tolerance.
- Ease of Integration: Designed for use with 5B Series backplanes, providing screw-terminal or plug-in connectivity for thermocouple leads and output wiring.
- Rugged Construction: Encapsulated module design for mechanical stability and environmental protection.
1. Product Overview
Product Name: 5B37-J01
Model: 5B37-J01
Series: 5B Series Signal Conditioning Modules
Article Number: 5B37-J01
Manufacturer: (Typically associated with Analog Devices / Measurement Computing / compatible 5B module manufacturers)
The 5B37-J01 is a precision signal conditioning module designed for thermocouple type J temperature measurement applications. It belongs to the widely used 5B Series of analog signal conditioning modules, which are known for their modularity, high accuracy, and robust isolation. The 5B37-J01 specifically converts thermocouple J-type input signals ranging from –100°C to +760°C into a standardized 0 to +5 V analog output. This module is non-linearized, meaning it provides a direct voltage output proportional to the thermocouple’s millivolt signal without applying internal linearization or cold-junction compensation. It is intended for use in industrial, laboratory, and data acquisition systems where precise temperature measurement and signal isolation are required.
2. Key Features
- Thermocouple Type J Input: Designed specifically for iron–constantan (Type J) thermocouples, covering a wide temperature range from –100°C to +760°C.
- Non-linearized Output: Provides a direct, uncorrected voltage output proportional to the thermocouple’s natural response curve, allowing external linearization or software compensation.
- Standardized Output Signal: Converts the thermocouple input to a 0–5 V DC output, compatible with most analog input channels, data acquisition systems, and PLCs.
- High Common-Mode Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers, enabling easy integration and replacement.
- Low Noise and High Accuracy: Engineered for precision measurement applications, minimizing thermal drift and electrical interference.
- Wide Operating Range: Suitable for industrial environments with extended temperature and humidity tolerance.
- Ease of Integration: Designed for use with 5B Series backplanes, providing screw-terminal or plug-in connectivity for thermocouple leads and output wiring.
- Rugged Construction: Encapsulated module design for mechanical stability and environmental protection.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Input Type | Thermocouple Type J (Iron–Constantan) |
| Input Range | –100°C to +760°C |
| Input Signal Range | Corresponding thermocouple millivolt range (approx. –5.268 mV to +42.919 mV) |
| Output Range | 0 to +5 V DC |
| Transfer Function | Proportional, non-linearized (direct thermocouple voltage to output scaling) |
| Accuracy | Typically ±0.1% of full scale (module dependent) |
| Isolation Voltage | 1500 V RMS (input-to-output and input-to-power) |
| Bandwidth | Typically 3 Hz (low-pass filtered to reduce noise) |
| Common Mode Rejection (CMR) | >100 dB at 50/60 Hz |
| Input Impedance | >10 MΩ |
| Output Load Resistance | ≥2 kΩ |
| Output Noise | <250 µV RMS (typical) |
| Power Supply Voltage | +5 V DC (nominal) |
| Power Consumption | Approximately 25–35 mA |
| Operating Temperature Range | –40°C to +85°C |
| Storage Temperature Range | –40°C to +85°C |
| Relative Humidity | 0–95% non-condensing |
| Dimensions | Approx. 60 mm (L) × 52 mm (W) × 12.5 mm (H) (standard 5B module size) |
| Weight | Approx. 45–60 g |
| Mounting | Plug-in module for 5B backplane or carrier board |
| Material | Molded thermoplastic housing, epoxy encapsulated electronics |
4. Functionality
The 5B37-J01 operates as a precision signal conditioning interface between a Type J thermocouple sensor and a data acquisition or control system. The thermocouple generates a small voltage proportional to the temperature difference between its measuring junction and reference junction. The 5B37-J01 amplifies this low-level signal, applies isolation, and scales it to a standardized 0–5 V output range.
Because the module is non-linearized, it does not internally compensate for the non-linear temperature-to-voltage relationship of the thermocouple. Instead, the output voltage corresponds directly to the thermocouple’s raw millivolt signal, scaled to the 0–5 V range. This allows external systems—such as software-based data acquisition platforms or programmable controllers—to perform linearization and cold-junction compensation digitally, offering greater flexibility and accuracy in multi-channel systems.
Typical Use Cases and Applications:
- Industrial process monitoring and control
- Laboratory temperature measurement systems
- Data acquisition systems (DAQ)
- Environmental test chambers
- Thermal profiling and calibration setups
- Embedded control systems requiring isolated thermocouple inputs
Compatibility:
- Fully compatible with 5B Series backplanes and carriers (e.g., 5B01, 5B02, 5B08, 5B03C).
- Output can be connected to analog input channels of PLCs, DAQ cards, or analog recorders expecting 0–5 V input.
- Works with standard Type J thermocouples conforming to IEC 584 / ANSI MC96.1 standards.
5. Components & Accessories
Included Items:
- 1 × 5B37-J01 module (factory calibrated)
- Product datasheet or quick-start guide (depending on supplier)
Optional Accessories:
- 5B Series backplane or carrier board (e.g., 5B01 single-channel, 5B08 eight-channel)
- Thermocouple input connectors or screw terminals
- DIN rail mounting adapters for 5B backplanes
- Shielded cables for analog output connection
- External cold-junction compensation modules (if required)
Connectors:
- Input: Screw terminal or plug-in connector for thermocouple leads (positive and negative)
- Output: 0–5 V analog output via backplane connector
- Power: Supplied through 5B backplane (+5 V DC)
6. Installation & Setup
Requirements:
- Compatible 5B backplane or carrier board with +5 V DC power supply
- Type J thermocouple sensor with appropriate wiring and insulation
- Host system capable of reading 0–5 V analog signals
Mounting Options:
- Plug the 5B37-J01 module into a 5B backplane slot.
- Secure the backplane to a DIN rail or panel as required.
- Connect thermocouple leads to the designated input terminals, observing polarity (iron positive, constantan negative).
- Connect the analog output channel from the backplane to the data acquisition or control system input.
Configuration:
- No internal adjustments are typically required; the module is factory calibrated.
- For systems requiring linearized temperature readings, configure the host software to apply Type J thermocouple linearization and cold-junction compensation.
- Verify correct scaling: 0 V corresponds to –100°C, and 5 V corresponds to +760°C (nominal).
Safety and Handling:
- Ensure power is off before inserting or removing modules.
- Avoid electrostatic discharge (ESD) by grounding yourself before handling.
- Maintain proper isolation distances and wiring practices to prevent noise coupling.
7. Performance & Capabilities
The 5B37-J01 delivers stable, low-noise performance suitable for precision temperature measurement. Its internal amplification and filtering circuitry ensure accurate signal representation even in electrically noisy environments. The module’s isolation barrier protects both the measurement system and the sensor from ground potential differences and transient voltages.
Performance Highlights:
- Accuracy: Typically within ±0.1% of full scale, depending on calibration and environmental conditions.
- Noise Rejection: High common-mode rejection (>100 dB) ensures reliable readings in industrial environments.
- Response Time: The internal low-pass filter (typically 3 Hz bandwidth) provides a smooth output suitable for temperature monitoring applications where rapid transients are not critical.
- Thermal Stability: Designed for minimal drift over the operating temperature range, ensuring consistent performance.
- Load Driving Capability: Can drive loads of 2 kΩ or higher without significant output degradation.
- Limitations:
- Non-linearized output requires external compensation for accurate temperature readings.
- Not suitable for direct connection to non-Type J thermocouples without recalibration.
- Limited bandwidth makes it unsuitable for fast transient temperature measurements.
8. Standards & Compliance
The 5B37-J01 is designed and manufactured in accordance with industry standards for signal conditioning modules.
Compliance and Certifications:
- Thermocouple Standard: Compatible with Type J thermocouples per IEC 584 / ANSI MC96.1.
- Electrical Safety: Isolation tested to 1500 V RMS, meeting industrial safety isolation requirements.
- EMC Compliance: Designed to meet typical electromagnetic compatibility standards for industrial instrumentation.
- RoHS Compliance: Manufactured using lead-free processes and materials compliant with RoHS Directive 2011/65/EU.
- Quality Standards: Produced under ISO 9001-certified quality management systems (manufacturer dependent).
Industry Standards:
- 5B Series mechanical and electrical interface standard
- Analog signal conditioning standards for modular DAQ systems
- CE marking (where applicable)
9. Additional Information
Warranty:
Typically supplied with a 1-year limited warranty covering defects in materials and workmanship (actual terms depend on manufacturer or distributor).
Support:
- Technical documentation, datasheets, and application notes available from the manufacturer’s website.
- Application engineering support for integration with data acquisition systems.
- Calibration and repair services available through authorized service centers.
Maintenance:
- No routine maintenance required; module is factory calibrated and sealed.
- Periodic verification of calibration is recommended for critical measurement applications.
- Keep module and connectors clean and free from dust or corrosion.
Updates and Compatibility:
- Fully compatible with existing 5B Series infrastructure.
- Future firmware or hardware revisions (if applicable) maintain backward compatibility.
- Recommended to use with modern DAQ systems supporting software-based thermocouple linearization for optimal accuracy.
Summary:
The 5B37-J01 Thermocouple Signal Conditioning Module is a high-performance, isolated analog interface designed for Type J thermocouple inputs over a –100°C to +760°C range. It outputs a proportional 0–5 V signal, providing a reliable and standardized interface for data acquisition and control systems. Its non-linearized design offers flexibility for users who prefer to perform linearization and cold-junction compensation externally, typically in software. With robust isolation, low noise, and compatibility with the 5B modular ecosystem, the 5B37-J01 is an ideal choice for industrial, laboratory, and embedded temperature measurement applications requiring precision, safety, and modular scalability.
Product Name: 5B37-J01
Model: 5B37-J01
Series: 5B Series Signal Conditioning Modules
Article Number: 5B37-J01
Manufacturer: (Typically associated with Analog Devices / Measurement Computing / compatible 5B module manufacturers)
The 5B37-J01 is a precision signal conditioning module designed for thermocouple type J temperature measurement applications. It belongs to the widely used 5B Series of analog signal conditioning modules, which are known for their modularity, high accuracy, and robust isolation. The 5B37-J01 specifically converts thermocouple J-type input signals ranging from –100°C to +760°C into a standardized 0 to +5 V analog output. This module is non-linearized, meaning it provides a direct voltage output proportional to the thermocouple’s millivolt signal without applying internal linearization or cold-junction compensation. It is intended for use in industrial, laboratory, and data acquisition systems where precise temperature measurement and signal isolation are required.
2. Key Features
- Thermocouple Type J Input: Designed specifically for iron–constantan (Type J) thermocouples, covering a wide temperature range from –100°C to +760°C.
- Non-linearized Output: Provides a direct, uncorrected voltage output proportional to the thermocouple’s natural response curve, allowing external linearization or software compensation.
- Standardized Output Signal: Converts the thermocouple input to a 0–5 V DC output, compatible with most analog input channels, data acquisition systems, and PLCs.
- High Common-Mode Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers, enabling easy integration and replacement.
- Low Noise and High Accuracy: Engineered for precision measurement applications, minimizing thermal drift and electrical interference.
- Wide Operating Range: Suitable for industrial environments with extended temperature and humidity tolerance.
- Ease of Integration: Designed for use with 5B Series backplanes, providing screw-terminal or plug-in connectivity for thermocouple leads and output wiring.
- Rugged Construction: Encapsulated module design for mechanical stability and environmental protection.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Input Type | Thermocouple Type J (Iron–Constantan) |
| Input Range | –100°C to +760°C |
| Input Signal Range | Corresponding thermocouple millivolt range (approx. –5.268 mV to +42.919 mV) |
| Output Range | 0 to +5 V DC |
| Transfer Function | Proportional, non-linearized (direct thermocouple voltage to output scaling) |
| Accuracy | Typically ±0.1% of full scale (module dependent) |
| Isolation Voltage | 1500 V RMS (input-to-output and input-to-power) |
| Bandwidth | Typically 3 Hz (low-pass filtered to reduce noise) |
| Common Mode Rejection (CMR) | >100 dB at 50/60 Hz |
| Input Impedance | >10 MΩ |
| Output Load Resistance | ≥2 kΩ |
| Output Noise | <250 µV RMS (typical) |
| Power Supply Voltage | +5 V DC (nominal) |
| Power Consumption | Approximately 25–35 mA |
| Operating Temperature Range | –40°C to +85°C |
| Storage Temperature Range | –40°C to +85°C |
| Relative Humidity | 0–95% non-condensing |
| Dimensions | Approx. 60 mm (L) × 52 mm (W) × 12.5 mm (H) (standard 5B module size) |
| Weight | Approx. 45–60 g |
| Mounting | Plug-in module for 5B backplane or carrier board |
| Material | Molded thermoplastic housing, epoxy encapsulated electronics |
4. Functionality
The 5B37-J01 operates as a precision signal conditioning interface between a Type J thermocouple sensor and a data acquisition or control system. The thermocouple generates a small voltage proportional to the temperature difference between its measuring junction and reference junction. The 5B37-J01 amplifies this low-level signal, applies isolation, and scales it to a standardized 0–5 V output range.
Because the module is non-linearized, it does not internally compensate for the non-linear temperature-to-voltage relationship of the thermocouple. Instead, the output voltage corresponds directly to the thermocouple’s raw millivolt signal, scaled to the 0–5 V range. This allows external systems—such as software-based data acquisition platforms or programmable controllers—to perform linearization and cold-junction compensation digitally, offering greater flexibility and accuracy in multi-channel systems.
Typical Use Cases and Applications:
- Industrial process monitoring and control
- Laboratory temperature measurement systems
- Data acquisition systems (DAQ)
- Environmental test chambers
- Thermal profiling and calibration setups
- Embedded control systems requiring isolated thermocouple inputs
Compatibility:
- Fully compatible with 5B Series backplanes and carriers (e.g., 5B01, 5B02, 5B08, 5B03C).
- Output can be connected to analog input channels of PLCs, DAQ cards, or analog recorders expecting 0–5 V input.
- Works with standard Type J thermocouples conforming to IEC 584 / ANSI MC96.1 standards.
5. Components & Accessories
Included Items:
- 1 × 5B37-J01 module (factory calibrated)
- Product datasheet or quick-start guide (depending on supplier)
Optional Accessories:
- 5B Series backplane or carrier board (e.g., 5B01 single-channel, 5B08 eight-channel)
- Thermocouple input connectors or screw terminals
- DIN rail mounting adapters for 5B backplanes
- Shielded cables for analog output connection
- External cold-junction compensation modules (if required)
Connectors:
- Input: Screw terminal or plug-in connector for thermocouple leads (positive and negative)
- Output: 0–5 V analog output via backplane connector
- Power: Supplied through 5B backplane (+5 V DC)
6. Installation & Setup
Requirements:
- Compatible 5B backplane or carrier board with +5 V DC power supply
- Type J thermocouple sensor with appropriate wiring and insulation
- Host system capable of reading 0–5 V analog signals
Mounting Options:
- Plug the 5B37-J01 module into a 5B backplane slot.
- Secure the backplane to a DIN rail or panel as required.
- Connect thermocouple leads to the designated input terminals, observing polarity (iron positive, constantan negative).
- Connect the analog output channel from the backplane to the data acquisition or control system input.
Configuration:
- No internal adjustments are typically required; the module is factory calibrated.
- For systems requiring linearized temperature readings, configure the host software to apply Type J thermocouple linearization and cold-junction compensation.
- Verify correct scaling: 0 V corresponds to –100°C, and 5 V corresponds to +760°C (nominal).
Safety and Handling:
- Ensure power is off before inserting or removing modules.
- Avoid electrostatic discharge (ESD) by grounding yourself before handling.
- Maintain proper isolation distances and wiring practices to prevent noise coupling.
7. Performance & Capabilities
The 5B37-J01 delivers stable, low-noise performance suitable for precision temperature measurement. Its internal amplification and filtering circuitry ensure accurate signal representation even in electrically noisy environments. The module’s isolation barrier protects both the measurement system and the sensor from ground potential differences and transient voltages.
Performance Highlights:
- Accuracy: Typically within ±0.1% of full scale, depending on calibration and environmental conditions.
- Noise Rejection: High common-mode rejection (>100 dB) ensures reliable readings in industrial environments.
- Response Time: The internal low-pass filter (typically 3 Hz bandwidth) provides a smooth output suitable for temperature monitoring applications where rapid transients are not critical.
- Thermal Stability: Designed for minimal drift over the operating temperature range, ensuring consistent performance.
- Load Driving Capability: Can drive loads of 2 kΩ or higher without significant output degradation.
- Limitations:
- Non-linearized output requires external compensation for accurate temperature readings.
- Not suitable for direct connection to non-Type J thermocouples without recalibration.
- Limited bandwidth makes it unsuitable for fast transient temperature measurements.
8. Standards & Compliance
The 5B37-J01 is designed and manufactured in accordance with industry standards for signal conditioning modules.
Compliance and Certifications:
- Thermocouple Standard: Compatible with Type J thermocouples per IEC 584 / ANSI MC96.1.
- Electrical Safety: Isolation tested to 1500 V RMS, meeting industrial safety isolation requirements.
- EMC Compliance: Designed to meet typical electromagnetic compatibility standards for industrial instrumentation.
- RoHS Compliance: Manufactured using lead-free processes and materials compliant with RoHS Directive 2011/65/EU.
- Quality Standards: Produced under ISO 9001-certified quality management systems (manufacturer dependent).
Industry Standards:
- 5B Series mechanical and electrical interface standard
- Analog signal conditioning standards for modular DAQ systems
- CE marking (where applicable)
9. Additional Information
Warranty:
Typically supplied with a 1-year limited warranty covering defects in materials and workmanship (actual terms depend on manufacturer or distributor).
Support:
- Technical documentation, datasheets, and application notes available from the manufacturer’s website.
- Application engineering support for integration with data acquisition systems.
- Calibration and repair services available through authorized service centers.
Maintenance:
- No routine maintenance required; module is factory calibrated and sealed.
- Periodic verification of calibration is recommended for critical measurement applications.
- Keep module and connectors clean and free from dust or corrosion.
Updates and Compatibility:
- Fully compatible with existing 5B Series infrastructure.
- Future firmware or hardware revisions (if applicable) maintain backward compatibility.
- Recommended to use with modern DAQ systems supporting software-based thermocouple linearization for optimal accuracy.
Summary:
The 5B37-J01 Thermocouple Signal Conditioning Module is a high-performance, isolated analog interface designed for Type J thermocouple inputs over a –100°C to +760°C range. It outputs a proportional 0–5 V signal, providing a reliable and standardized interface for data acquisition and control systems. Its non-linearized design offers flexibility for users who prefer to perform linearization and cold-junction compensation externally, typically in software. With robust isolation, low noise, and compatibility with the 5B modular ecosystem, the 5B37-J01 is an ideal choice for industrial, laboratory, and embedded temperature measurement applications requiring precision, safety, and modular scalability.
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