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- Thermocouple Type: Type S (Platinum–Rhodium / Platinum)
- Input Range: 0°C to +1750°C
- Output Range: 0 to +5 V DC
- Non-linearized Output: Provides a direct proportional voltage output without internal linearization, allowing external software or hardware compensation.
- High Accuracy and Stability: Designed for precision temperature measurement in high-temperature industrial processes.
- Galvanic Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Series Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers.
- Cold Junction Compensation (CJC): Typically integrated within the 5B37 module family to maintain measurement accuracy across ambient temperature variations.
- Low Noise and High Common-Mode Rejection: Ensures reliable operation in electrically noisy industrial environments.
- Wide Operating Temperature Range: Suitable for harsh industrial conditions.
- Plug-and-Play Integration: Compatible with 5B Series backplanes, data acquisition systems, and PLC I/O modules.
- Input Range: 0°C to +1750°C
- Output Range: 0 to +5 V DC
- Non-linearized Output: Provides a direct proportional voltage output without internal linearization, allowing external software or hardware compensation.
- High Accuracy and Stability: Designed for precision temperature measurement in high-temperature industrial processes.
- Galvanic Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Series Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers.
- Cold Junction Compensation (CJC): Typically integrated within the 5B37 module family to maintain measurement accuracy across ambient temperature variations.
- Low Noise and High Common-Mode Rejection: Ensures reliable operation in electrically noisy industrial environments.
- Wide Operating Temperature Range: Suitable for harsh industrial conditions.
- Plug-and-Play Integration: Compatible with 5B Series backplanes, data acquisition systems, and PLC I/O modules.
1. Product Overview
Name: 5B37-S05 Thermocouple Input Module
Model: 5B37-S05
Series: 5B Series Signal Conditioning Modules
Article Number: 5B37-S05
Manufacturer: Analog Devices (formerly Dataforth / 5B Series compatible manufacturers)
The 5B37-S05 is a precision thermocouple input signal conditioning module designed for high-performance temperature measurement and industrial data acquisition systems. It belongs to the 5B Series of modular signal conditioning products, which are widely used in process control, instrumentation, and automation environments. This specific model is optimized for Type S thermocouples, providing a measurement range of 0°C to +1750°C and delivering a 0–5 V analog output. The module is non-linearized, meaning it provides a direct voltage output proportional to the thermocouple’s millivolt signal, scaled to the specified range.
2. Key Features
- Thermocouple Type: Type S (Platinum–Rhodium / Platinum)
- Input Range: 0°C to +1750°C
- Output Range: 0 to +5 V DC
- Non-linearized Output: Provides a direct proportional voltage output without internal linearization, allowing external software or hardware compensation.
- High Accuracy and Stability: Designed for precision temperature measurement in high-temperature industrial processes.
- Galvanic Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Series Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers.
- Cold Junction Compensation (CJC): Typically integrated within the 5B37 module family to maintain measurement accuracy across ambient temperature variations.
- Low Noise and High Common-Mode Rejection: Ensures reliable operation in electrically noisy industrial environments.
- Wide Operating Temperature Range: Suitable for harsh industrial conditions.
- Plug-and-Play Integration: Compatible with 5B Series backplanes, data acquisition systems, and PLC I/O modules.
3. Technical Specifications
- Input Type: Thermocouple Type S (Platinum–Rhodium 10% / Platinum)
- Input Range: 0°C to +1750°C
- Output Signal: 0 to +5 V DC (proportional to input temperature)
- Output Drive Capability: Typically up to 2 mA into 2 kΩ load or higher
- Accuracy: ±0.1% of full scale typical (excluding thermocouple and CJC errors)
- Linearity: Non-linearized (raw thermocouple response scaled to output range)
- Input Impedance: >10 MΩ
- Isolation Voltage: 1500 V RMS continuous isolation between input, output, and power
- Common Mode Rejection Ratio (CMRR): >100 dB at 50/60 Hz
- Bandwidth: Typically 3 Hz (low-pass filtered to reduce noise)
- Response Time: 100 ms typical to 90% of final value
- Power Supply: +5 V DC nominal (from 5B backplane)
- Power Consumption: Approximately 200 mW typical
- 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) × 15 mm (W) × 25 mm (H) (standard 5B module size)
- Weight: Approximately 25–30 g
- Material: Molded thermoplastic housing, flame-retardant, UL 94V-0 rated
4. Functionality
The 5B37-S05 module functions as a precision signal conditioner for Type S thermocouples, which are commonly used in high-temperature applications such as furnaces, kilns, and metallurgical processes. The thermocouple generates a small voltage proportional to the temperature difference between its measuring junction and reference junction. The 5B37-S05 amplifies and scales this voltage to a standardized 0–5 V output, suitable for analog-to-digital converters (ADCs), data acquisition systems, or control inputs.
Because the module is non-linearized, it does not internally correct for the inherent non-linear voltage–temperature relationship of Type S thermocouples. Instead, the output voltage corresponds directly to the thermocouple’s raw millivolt response, scaled to the 0–5 V range. This design allows users to apply custom linearization algorithms in software, which is often preferred in advanced control systems or when multiple thermocouple types are used.
Typical Applications:
- Industrial furnaces and ovens
- Glass and ceramics manufacturing
- Metallurgical and foundry temperature monitoring
- Semiconductor processing equipment
- Laboratory and research instrumentation
- Process control and automation systems
Compatibility:
The module is fully compatible with 5B Series backplanes, carriers, and data acquisition systems from Analog Devices and other 5B-compatible manufacturers. It can be used with both analog and digital I/O systems that accept 0–5 V input signals.
5. Components & Accessories
Included Items:
- 1 × 5B37-S05 Thermocouple Input Module
- Integrated cold junction compensation sensor (if applicable)
- Factory calibration and test documentation
Optional Accessories:
- 5B Series backplane or carrier board (e.g., 5B01, 5B02, 5B08, 5B03)
- Mounting racks and DIN-rail adapters
- Shielded thermocouple extension cables
- Terminal blocks and screw connectors for thermocouple input
- Protective covers and labeling kits
Connectors:
- Input Connector: Screw terminal or plug-in connector for thermocouple leads (positive and negative)
- Output Connector: 0–5 V analog output via backplane connection
- Power Connector: Supplied through 5B backplane (no external power wiring required)
6. Installation & Setup
Requirements:
- Compatible 5B backplane or carrier with +5 V DC supply
- Proper thermocouple wiring (Type S, platinum–rhodium/platinum)
- Stable ambient temperature for accurate cold junction compensation
Mounting Options:
- Plug-in installation into 5B backplane socket
- DIN-rail mounting when used with 5B-compatible carriers
- Panel or rack mounting for multi-channel systems
Configuration Steps:
1. Verify that the module type (5B37-S05) matches the thermocouple type (Type S).
2. Insert the module into the appropriate 5B backplane slot.
3. Connect the thermocouple leads to the input terminals, observing correct polarity.
4. Connect the output channel to the data acquisition or control system expecting a 0–5 V input.
5. Power the backplane with +5 V DC.
6. Perform system calibration or software linearization as required.
Environmental Considerations:
- Avoid exposure to excessive vibration or mechanical shock.
- Maintain ambient temperature within specified operating limits.
- Ensure proper grounding and shielding to minimize electrical noise.
7. Performance & Capabilities
The 5B37-S05 delivers high accuracy and stability across its full measurement range. Its galvanic isolation ensures that input signals are protected from ground loops and electrical interference, which is critical in industrial environments with multiple sensors and high-power equipment.
Speed and Response:
The module’s internal filtering provides a balance between noise reduction and response time, with a typical bandwidth of 3 Hz and a 100 ms response to 90% of the final value. This makes it suitable for steady-state or slowly varying temperature processes rather than high-speed transient measurements.
Capacity and Efficiency:
Each module handles a single thermocouple input channel, allowing modular scalability in multi-channel systems. The low power consumption (~200 mW) enables dense channel configurations without excessive heat buildup.
Limitations:
- Non-linearized output requires external linearization for direct temperature readout.
- Designed specifically for Type S thermocouples; not interchangeable with other thermocouple types without recalibration.
- Limited bandwidth may not capture rapid temperature fluctuations.
8. Standards & Compliance
The 5B37-S05 and the broader 5B Series are designed and manufactured in compliance with relevant industrial and safety standards:
- Electrical Safety: Meets IEC/EN 61010-1 requirements for measurement and control equipment.
- EMC Compliance: Conforms to EN 61326-1 for electromagnetic compatibility.
- Isolation Standards: 1500 V RMS continuous isolation verified per ANSI/ISA S82.01.
- RoHS Compliance: Fully compliant with EU Directive 2011/65/EU (RoHS 2) for hazardous substances.
- CE Marked: Indicates conformity with European safety and EMC directives.
- UL Recognition: Many 5B modules are UL recognized components (UL File E220109 or equivalent).
These certifications ensure that the module can be safely integrated into industrial control panels, laboratory systems, and OEM instrumentation while meeting international regulatory requirements.
9. Additional Information
Warranty:
Typically supplied with a 1-year limited warranty covering defects in materials and workmanship under normal operating conditions. Extended warranty options may be available through authorized distributors.
Support:
Technical documentation, datasheets, and application notes are available from the manufacturer’s website. Engineering support is provided for integration, calibration, and troubleshooting.
Maintenance:
The module is designed for long-term, maintenance-free operation. Periodic verification of calibration accuracy is recommended, especially in critical measurement applications. The thermocouple input connections should be inspected periodically for corrosion or loose contacts.
Firmware / Updates:
As an analog signal conditioning module, the 5B37-S05 does not contain firmware or software requiring updates. However, users may apply updated linearization algorithms or calibration coefficients in their host systems to improve accuracy.
Service Life:
With proper installation and environmental control, the module can operate reliably for many years. Its solid-state design and encapsulated construction provide excellent resistance to mechanical and environmental stress.
Ordering Information:
- Model: 5B37-S05
- Description: Thermocouple Input Module, Type S, 0°C to +1750°C input, 0–5 V output, non-linearized
- Series: 5B Series Signal Conditioning Modules
- Manufacturer: Analog Devices / Dataforth-compatible
Typical System Integration Example:
A complete temperature measurement system might include multiple 5B37-S05 modules installed in a 5B08 backplane, connected to a data acquisition system such as an NI CompactDAQ or Analog Devices DAQ board. Each module receives input from a Type S thermocouple located in a furnace or process chamber. The 0–5 V outputs are digitized by the DAQ system, and software linearization is applied to convert voltage readings into accurate temperature values.
Summary
The 5B37-S05 is a specialized, high-accuracy thermocouple input module engineered for demanding industrial and laboratory temperature measurement applications. Its 0–5 V output, 0°C to +1750°C input range, and non-linearized response make it ideal for systems that perform software-based linearization and compensation. The module’s galvanic isolation, low noise, and robust 5B Series design ensure reliable performance in harsh environments.
By combining precision analog conditioning with modular flexibility, the 5B37-S05 provides a dependable interface between high-temperature Type S thermocouples and modern data acquisition or control systems. It is a proven solution for engineers and system integrators seeking accuracy, safety, and long-term stability in temperature measurement applications.
Name: 5B37-S05 Thermocouple Input Module
Model: 5B37-S05
Series: 5B Series Signal Conditioning Modules
Article Number: 5B37-S05
Manufacturer: Analog Devices (formerly Dataforth / 5B Series compatible manufacturers)
The 5B37-S05 is a precision thermocouple input signal conditioning module designed for high-performance temperature measurement and industrial data acquisition systems. It belongs to the 5B Series of modular signal conditioning products, which are widely used in process control, instrumentation, and automation environments. This specific model is optimized for Type S thermocouples, providing a measurement range of 0°C to +1750°C and delivering a 0–5 V analog output. The module is non-linearized, meaning it provides a direct voltage output proportional to the thermocouple’s millivolt signal, scaled to the specified range.
2. Key Features
- Thermocouple Type: Type S (Platinum–Rhodium / Platinum)
- Input Range: 0°C to +1750°C
- Output Range: 0 to +5 V DC
- Non-linearized Output: Provides a direct proportional voltage output without internal linearization, allowing external software or hardware compensation.
- High Accuracy and Stability: Designed for precision temperature measurement in high-temperature industrial processes.
- Galvanic Isolation: Typical 1500 V RMS isolation between input, output, and power, ensuring signal integrity and protection against ground loops.
- Compact 5B Series Form Factor: Standardized plug-in module compatible with 5B backplanes and carriers.
- Cold Junction Compensation (CJC): Typically integrated within the 5B37 module family to maintain measurement accuracy across ambient temperature variations.
- Low Noise and High Common-Mode Rejection: Ensures reliable operation in electrically noisy industrial environments.
- Wide Operating Temperature Range: Suitable for harsh industrial conditions.
- Plug-and-Play Integration: Compatible with 5B Series backplanes, data acquisition systems, and PLC I/O modules.
3. Technical Specifications
- Input Type: Thermocouple Type S (Platinum–Rhodium 10% / Platinum)
- Input Range: 0°C to +1750°C
- Output Signal: 0 to +5 V DC (proportional to input temperature)
- Output Drive Capability: Typically up to 2 mA into 2 kΩ load or higher
- Accuracy: ±0.1% of full scale typical (excluding thermocouple and CJC errors)
- Linearity: Non-linearized (raw thermocouple response scaled to output range)
- Input Impedance: >10 MΩ
- Isolation Voltage: 1500 V RMS continuous isolation between input, output, and power
- Common Mode Rejection Ratio (CMRR): >100 dB at 50/60 Hz
- Bandwidth: Typically 3 Hz (low-pass filtered to reduce noise)
- Response Time: 100 ms typical to 90% of final value
- Power Supply: +5 V DC nominal (from 5B backplane)
- Power Consumption: Approximately 200 mW typical
- 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) × 15 mm (W) × 25 mm (H) (standard 5B module size)
- Weight: Approximately 25–30 g
- Material: Molded thermoplastic housing, flame-retardant, UL 94V-0 rated
4. Functionality
The 5B37-S05 module functions as a precision signal conditioner for Type S thermocouples, which are commonly used in high-temperature applications such as furnaces, kilns, and metallurgical processes. The thermocouple generates a small voltage proportional to the temperature difference between its measuring junction and reference junction. The 5B37-S05 amplifies and scales this voltage to a standardized 0–5 V output, suitable for analog-to-digital converters (ADCs), data acquisition systems, or control inputs.
Because the module is non-linearized, it does not internally correct for the inherent non-linear voltage–temperature relationship of Type S thermocouples. Instead, the output voltage corresponds directly to the thermocouple’s raw millivolt response, scaled to the 0–5 V range. This design allows users to apply custom linearization algorithms in software, which is often preferred in advanced control systems or when multiple thermocouple types are used.
Typical Applications:
- Industrial furnaces and ovens
- Glass and ceramics manufacturing
- Metallurgical and foundry temperature monitoring
- Semiconductor processing equipment
- Laboratory and research instrumentation
- Process control and automation systems
Compatibility:
The module is fully compatible with 5B Series backplanes, carriers, and data acquisition systems from Analog Devices and other 5B-compatible manufacturers. It can be used with both analog and digital I/O systems that accept 0–5 V input signals.
5. Components & Accessories
Included Items:
- 1 × 5B37-S05 Thermocouple Input Module
- Integrated cold junction compensation sensor (if applicable)
- Factory calibration and test documentation
Optional Accessories:
- 5B Series backplane or carrier board (e.g., 5B01, 5B02, 5B08, 5B03)
- Mounting racks and DIN-rail adapters
- Shielded thermocouple extension cables
- Terminal blocks and screw connectors for thermocouple input
- Protective covers and labeling kits
Connectors:
- Input Connector: Screw terminal or plug-in connector for thermocouple leads (positive and negative)
- Output Connector: 0–5 V analog output via backplane connection
- Power Connector: Supplied through 5B backplane (no external power wiring required)
6. Installation & Setup
Requirements:
- Compatible 5B backplane or carrier with +5 V DC supply
- Proper thermocouple wiring (Type S, platinum–rhodium/platinum)
- Stable ambient temperature for accurate cold junction compensation
Mounting Options:
- Plug-in installation into 5B backplane socket
- DIN-rail mounting when used with 5B-compatible carriers
- Panel or rack mounting for multi-channel systems
Configuration Steps:
1. Verify that the module type (5B37-S05) matches the thermocouple type (Type S).
2. Insert the module into the appropriate 5B backplane slot.
3. Connect the thermocouple leads to the input terminals, observing correct polarity.
4. Connect the output channel to the data acquisition or control system expecting a 0–5 V input.
5. Power the backplane with +5 V DC.
6. Perform system calibration or software linearization as required.
Environmental Considerations:
- Avoid exposure to excessive vibration or mechanical shock.
- Maintain ambient temperature within specified operating limits.
- Ensure proper grounding and shielding to minimize electrical noise.
7. Performance & Capabilities
The 5B37-S05 delivers high accuracy and stability across its full measurement range. Its galvanic isolation ensures that input signals are protected from ground loops and electrical interference, which is critical in industrial environments with multiple sensors and high-power equipment.
Speed and Response:
The module’s internal filtering provides a balance between noise reduction and response time, with a typical bandwidth of 3 Hz and a 100 ms response to 90% of the final value. This makes it suitable for steady-state or slowly varying temperature processes rather than high-speed transient measurements.
Capacity and Efficiency:
Each module handles a single thermocouple input channel, allowing modular scalability in multi-channel systems. The low power consumption (~200 mW) enables dense channel configurations without excessive heat buildup.
Limitations:
- Non-linearized output requires external linearization for direct temperature readout.
- Designed specifically for Type S thermocouples; not interchangeable with other thermocouple types without recalibration.
- Limited bandwidth may not capture rapid temperature fluctuations.
8. Standards & Compliance
The 5B37-S05 and the broader 5B Series are designed and manufactured in compliance with relevant industrial and safety standards:
- Electrical Safety: Meets IEC/EN 61010-1 requirements for measurement and control equipment.
- EMC Compliance: Conforms to EN 61326-1 for electromagnetic compatibility.
- Isolation Standards: 1500 V RMS continuous isolation verified per ANSI/ISA S82.01.
- RoHS Compliance: Fully compliant with EU Directive 2011/65/EU (RoHS 2) for hazardous substances.
- CE Marked: Indicates conformity with European safety and EMC directives.
- UL Recognition: Many 5B modules are UL recognized components (UL File E220109 or equivalent).
These certifications ensure that the module can be safely integrated into industrial control panels, laboratory systems, and OEM instrumentation while meeting international regulatory requirements.
9. Additional Information
Warranty:
Typically supplied with a 1-year limited warranty covering defects in materials and workmanship under normal operating conditions. Extended warranty options may be available through authorized distributors.
Support:
Technical documentation, datasheets, and application notes are available from the manufacturer’s website. Engineering support is provided for integration, calibration, and troubleshooting.
Maintenance:
The module is designed for long-term, maintenance-free operation. Periodic verification of calibration accuracy is recommended, especially in critical measurement applications. The thermocouple input connections should be inspected periodically for corrosion or loose contacts.
Firmware / Updates:
As an analog signal conditioning module, the 5B37-S05 does not contain firmware or software requiring updates. However, users may apply updated linearization algorithms or calibration coefficients in their host systems to improve accuracy.
Service Life:
With proper installation and environmental control, the module can operate reliably for many years. Its solid-state design and encapsulated construction provide excellent resistance to mechanical and environmental stress.
Ordering Information:
- Model: 5B37-S05
- Description: Thermocouple Input Module, Type S, 0°C to +1750°C input, 0–5 V output, non-linearized
- Series: 5B Series Signal Conditioning Modules
- Manufacturer: Analog Devices / Dataforth-compatible
Typical System Integration Example:
A complete temperature measurement system might include multiple 5B37-S05 modules installed in a 5B08 backplane, connected to a data acquisition system such as an NI CompactDAQ or Analog Devices DAQ board. Each module receives input from a Type S thermocouple located in a furnace or process chamber. The 0–5 V outputs are digitized by the DAQ system, and software linearization is applied to convert voltage readings into accurate temperature values.
Summary
The 5B37-S05 is a specialized, high-accuracy thermocouple input module engineered for demanding industrial and laboratory temperature measurement applications. Its 0–5 V output, 0°C to +1750°C input range, and non-linearized response make it ideal for systems that perform software-based linearization and compensation. The module’s galvanic isolation, low noise, and robust 5B Series design ensure reliable performance in harsh environments.
By combining precision analog conditioning with modular flexibility, the 5B37-S05 provides a dependable interface between high-temperature Type S thermocouples and modern data acquisition or control systems. It is a proven solution for engineers and system integrators seeking accuracy, safety, and long-term stability in temperature measurement applications.
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