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- Voltage-to-Current Conversion: Converts a ±5 V analog input signal into a proportional 4–20 mA output current.
- High Accuracy and Linearity: Ensures precise signal representation with minimal nonlinearity and drift.
- 3000 V RMS Isolation: Provides galvanic isolation between input and output, protecting downstream equipment and ensuring signal integrity in noisy environments.
- Wide Operating Temperature Range: Designed for industrial environments, typically operating from –40 °C to +85 °C.
- Compact Plug-In Module: Fits into standard 5B Series backplanes or mounting racks, simplifying installation and maintenance.
- Low Power Consumption: Optimized for efficient operation in multi-channel systems.
- Overrange Protection: Protects input circuitry from accidental overvoltage conditions.
- Factory-Calibrated: Each module is pre-calibrated for its specified input/output range, minimizing setup time.
- Compatibility: Fully compatible with other 5B Series modules and backplanes, enabling mixed-signal configurations.
- High Common-Mode Rejection Ratio (CMRR): Ensures accurate signal conversion even in the presence of common-mode noise.
- High Accuracy and Linearity: Ensures precise signal representation with minimal nonlinearity and drift.
- 3000 V RMS Isolation: Provides galvanic isolation between input and output, protecting downstream equipment and ensuring signal integrity in noisy environments.
- Wide Operating Temperature Range: Designed for industrial environments, typically operating from –40 °C to +85 °C.
- Compact Plug-In Module: Fits into standard 5B Series backplanes or mounting racks, simplifying installation and maintenance.
- Low Power Consumption: Optimized for efficient operation in multi-channel systems.
- Overrange Protection: Protects input circuitry from accidental overvoltage conditions.
- Factory-Calibrated: Each module is pre-calibrated for its specified input/output range, minimizing setup time.
- Compatibility: Fully compatible with other 5B Series modules and backplanes, enabling mixed-signal configurations.
- High Common-Mode Rejection Ratio (CMRR): Ensures accurate signal conversion even in the presence of common-mode noise.
1. Product Overview
Name: 5B39-02
Model: 5B39-02
Series: 5B Series Analog Signal Conditioning Modules
Article Number: 5B39-02
Manufacturer: Analog Devices, Inc.
The Analog Devices 5B39-02 is a precision analog signal conditioning module designed for industrial and instrumentation applications requiring reliable voltage-to-current conversion. As part of the 5B Series, it provides a compact, isolated, and high-performance interface between analog sensors or control systems and data acquisition or control hardware. The module accepts a ±5 V analog input signal and delivers a 4–20 mA current loop output, making it ideal for process control, remote monitoring, and industrial automation systems that rely on standard current loop signaling for noise immunity and long-distance transmission.
2. Key Features
- Voltage-to-Current Conversion: Converts a ±5 V analog input signal into a proportional 4–20 mA output current.
- High Accuracy and Linearity: Ensures precise signal representation with minimal nonlinearity and drift.
- 3000 V RMS Isolation: Provides galvanic isolation between input and output, protecting downstream equipment and ensuring signal integrity in noisy environments.
- Wide Operating Temperature Range: Designed for industrial environments, typically operating from –40 °C to +85 °C.
- Compact Plug-In Module: Fits into standard 5B Series backplanes or mounting racks, simplifying installation and maintenance.
- Low Power Consumption: Optimized for efficient operation in multi-channel systems.
- Overrange Protection: Protects input circuitry from accidental overvoltage conditions.
- Factory-Calibrated: Each module is pre-calibrated for its specified input/output range, minimizing setup time.
- Compatibility: Fully compatible with other 5B Series modules and backplanes, enabling mixed-signal configurations.
- High Common-Mode Rejection Ratio (CMRR): Ensures accurate signal conversion even in the presence of common-mode noise.
3. Technical Specifications
- Input Type: Voltage
- Input Range: ±5 V DC
- Output Type: Current loop
- Output Range: 4–20 mA
- Isolation Voltage: 3000 V RMS (input-to-output and power-to-signal isolation)
- Accuracy: ±0.05% of span (typical)
- Linearity: ±0.02% of span (typical)
- Bandwidth: 3 Hz (typical, –3 dB)
- Response Time: 100 ms to 90% of final value (typical)
- Output Compliance Voltage: 0 to +12 V DC (typical, depending on load resistance)
- Load Resistance Range: 0–600 Ω (typical)
- Power Supply Voltage: +5 V DC ±5% (supplied through backplane)
- Power Consumption: 0.75 W (typical)
- Input Impedance: 200 kΩ (typical)
- Common-Mode Rejection: 100 dB at 50/60 Hz
- Temperature Coefficient: ±25 ppm/°C (typical)
- Operating Temperature Range: –40 °C to +85 °C
- Storage Temperature Range: –40 °C to +85 °C
- Relative Humidity: 0–95%, non-condensing
- Dimensions: 60 mm (L) × 52 mm (W) × 12.5 mm (H) (typical module size for 5B Series)
- Weight: Approximately 45 g
4. Functionality
The 5B39-02 module functions as a voltage-to-current signal conditioner, converting a bipolar voltage input (±5 V) into a standard 4–20 mA current output. This conversion allows analog signals from sensors, transducers, or control systems to be transmitted over long distances with high noise immunity and minimal signal degradation.
Operating Principle:
1. The input voltage signal is applied to the module’s input terminals.
2. The internal circuitry scales and linearizes the signal according to the factory calibration.
3. The conditioned signal is then converted into a proportional current output ranging from 4 mA (minimum) to 20 mA (maximum).
4. The output current is isolated from the input and power supply, ensuring safe and interference-free operation.
Use Cases and Applications:
- Industrial process control systems
- Data acquisition systems (DAQ)
- PLC and DCS analog input/output interfaces
- Remote sensor signal transmission
- Control loop feedback systems
- Laboratory instrumentation and test setups
- SCADA systems and distributed monitoring networks
Compatibility:
The 5B39-02 is designed for use with 5B Series backplanes such as the 5B01, 5B08, or 5B03, which provide power distribution, signal routing, and mechanical support. It can interface with analog input/output cards, controllers, or data acquisition modules that accept 4–20 mA current signals.
5. Components & Accessories
Included Items:
- 5B39-02 module (fully encapsulated signal conditioning unit)
- Factory calibration certificate (included with shipment)
- Product datasheet and installation guide
Optional Accessories:
- 5B01, 5B08, 5B03 Backplanes: Multi-channel mounting racks providing power and signal connections.
- 5B02 Screw Terminal Panel: For direct wiring of field signals.
- 5B08C Mounting Rack: For DIN-rail installation.
- 5B Series Power Supplies: +5 V DC regulated supplies for multi-module systems.
- Shielded Cables and Connectors: For noise-sensitive environments.
Connectors:
- Standard 5B Series pin configuration for plug-in installation into backplane sockets.
- Input and output connections routed through the backplane terminal blocks.
6. Installation & Setup
Requirements:
- Compatible 5B Series backplane or mounting rack.
- Regulated +5 V DC power supply (typically provided through the backplane).
- Proper wiring for input voltage and output current loop.
Mounting Options:
- Plug-in installation into 5B Series backplane sockets.
- DIN-rail mounting when used with 5B08C or similar racks.
- Panel or enclosure mounting for fixed installations.
Configuration Steps:
1. Ensure the backplane is powered off before inserting the module.
2. Insert the 5B39-02 into the designated slot, aligning the connector pins.
3. Connect the input signal wires to the corresponding input terminals on the backplane.
4. Connect the 4–20 mA output loop to the receiving device (e.g., PLC, controller, or DAQ input).
5. Power on the system and verify correct operation using a calibrated signal source.
6. No field calibration is typically required, as the module is factory-calibrated.
Safety Considerations:
- Maintain isolation barriers between input, output, and power circuits.
- Avoid exceeding specified input voltage or output load limits.
- Ensure proper grounding and shielding to minimize noise pickup.
7. Performance & Capabilities
The 5B39-02 delivers high-performance analog signal conditioning with excellent accuracy, stability, and isolation.
Speed and Response:
- The module’s 3 Hz bandwidth and 100 ms response time make it suitable for slowly varying process signals such as temperature, pressure, or flow measurements.
Capacity and Range:
- Input: ±5 V DC
- Output: 4–20 mA current loop
- Load Resistance: Up to 600 Ω (typical)
Efficiency:
- Low power consumption (0.75 W typical) allows dense multi-channel installations without excessive heat generation.
Limitations:
- Not intended for high-speed or high-frequency signal applications due to limited bandwidth.
- Input range fixed at ±5 V; other ranges require different 5B39 variants.
- Output compliance limited by supply voltage and load resistance.
Reliability:
- Encapsulated construction protects internal components from dust, moisture, and vibration.
- Long-term stability and low drift ensure consistent performance over time.
8. Standards & Compliance
The 5B39-02 complies with key industrial and safety standards applicable to signal conditioning modules:
- Isolation: 3000 V RMS tested per ANSI/IEEE Std 644 and IEC 61010-1 requirements.
- EMC Compliance: Designed to meet EN 61326-1 for industrial environments (immunity and emissions).
- Safety Compliance: Conforms to UL, CSA, and CE marking requirements for low-voltage and safety standards.
- RoHS Compliance: Fully compliant with the Restriction of Hazardous Substances Directive (2011/65/EU).
- WEEE Directive: Designed for environmentally responsible disposal and recycling.
- Quality Standards: Manufactured under ISO 9001-certified quality management systems.
9. Additional Information
Warranty:
Analog Devices provides a limited warranty covering defects in materials and workmanship for a period of one year from the date of shipment.
Support:
- Comprehensive technical documentation, datasheets, and application notes available on the Analog Devices website.
- Technical support available through Analog Devices’ global support network and authorized distributors.
- Online resources include reference designs, configuration examples, and integration guides for 5B Series modules.
Maintenance:
- The 5B39-02 is a solid-state, encapsulated device requiring no routine maintenance.
- Periodic verification of calibration is recommended for critical measurement systems.
- Clean with a dry, lint-free cloth; avoid solvents or moisture exposure.
Firmware/Software Updates:
- The 5B39-02 is a hardware-only analog module with no firmware or software components.
- Compatible with software-based data acquisition systems that interpret 4–20 mA signals.
Service Life and Reliability:
- Designed for long-term operation in industrial environments.
- Mean Time Between Failures (MTBF) typically exceeds 100,000 hours under nominal conditions.
Environmental Considerations:
- Encapsulated design provides resistance to humidity, dust, and mechanical shock.
- Suitable for installation in control cabinets, instrumentation panels, or field enclosures.
### Summary
The Analog Devices 5B39-02 is a high-performance, isolated voltage-to-current signal conditioning module that converts a ±5 V input into a 4–20 mA output. Engineered for precision, reliability, and ease of integration, it is part of the proven 5B Series of modular signal conditioners widely used in industrial automation, process control, and data acquisition systems. With its 3000 V RMS isolation, factory calibration, and robust encapsulated design, the 5B39-02 ensures accurate, noise-immune signal transmission across long distances and harsh environments.
Its compatibility with standard 5B backplanes, low power consumption, and adherence to international safety and EMC standards make it a dependable choice for engineers and system integrators seeking a compact, reliable, and high-accuracy analog interface solution.
Name: 5B39-02
Model: 5B39-02
Series: 5B Series Analog Signal Conditioning Modules
Article Number: 5B39-02
Manufacturer: Analog Devices, Inc.
The Analog Devices 5B39-02 is a precision analog signal conditioning module designed for industrial and instrumentation applications requiring reliable voltage-to-current conversion. As part of the 5B Series, it provides a compact, isolated, and high-performance interface between analog sensors or control systems and data acquisition or control hardware. The module accepts a ±5 V analog input signal and delivers a 4–20 mA current loop output, making it ideal for process control, remote monitoring, and industrial automation systems that rely on standard current loop signaling for noise immunity and long-distance transmission.
2. Key Features
- Voltage-to-Current Conversion: Converts a ±5 V analog input signal into a proportional 4–20 mA output current.
- High Accuracy and Linearity: Ensures precise signal representation with minimal nonlinearity and drift.
- 3000 V RMS Isolation: Provides galvanic isolation between input and output, protecting downstream equipment and ensuring signal integrity in noisy environments.
- Wide Operating Temperature Range: Designed for industrial environments, typically operating from –40 °C to +85 °C.
- Compact Plug-In Module: Fits into standard 5B Series backplanes or mounting racks, simplifying installation and maintenance.
- Low Power Consumption: Optimized for efficient operation in multi-channel systems.
- Overrange Protection: Protects input circuitry from accidental overvoltage conditions.
- Factory-Calibrated: Each module is pre-calibrated for its specified input/output range, minimizing setup time.
- Compatibility: Fully compatible with other 5B Series modules and backplanes, enabling mixed-signal configurations.
- High Common-Mode Rejection Ratio (CMRR): Ensures accurate signal conversion even in the presence of common-mode noise.
3. Technical Specifications
- Input Type: Voltage
- Input Range: ±5 V DC
- Output Type: Current loop
- Output Range: 4–20 mA
- Isolation Voltage: 3000 V RMS (input-to-output and power-to-signal isolation)
- Accuracy: ±0.05% of span (typical)
- Linearity: ±0.02% of span (typical)
- Bandwidth: 3 Hz (typical, –3 dB)
- Response Time: 100 ms to 90% of final value (typical)
- Output Compliance Voltage: 0 to +12 V DC (typical, depending on load resistance)
- Load Resistance Range: 0–600 Ω (typical)
- Power Supply Voltage: +5 V DC ±5% (supplied through backplane)
- Power Consumption: 0.75 W (typical)
- Input Impedance: 200 kΩ (typical)
- Common-Mode Rejection: 100 dB at 50/60 Hz
- Temperature Coefficient: ±25 ppm/°C (typical)
- Operating Temperature Range: –40 °C to +85 °C
- Storage Temperature Range: –40 °C to +85 °C
- Relative Humidity: 0–95%, non-condensing
- Dimensions: 60 mm (L) × 52 mm (W) × 12.5 mm (H) (typical module size for 5B Series)
- Weight: Approximately 45 g
4. Functionality
The 5B39-02 module functions as a voltage-to-current signal conditioner, converting a bipolar voltage input (±5 V) into a standard 4–20 mA current output. This conversion allows analog signals from sensors, transducers, or control systems to be transmitted over long distances with high noise immunity and minimal signal degradation.
Operating Principle:
1. The input voltage signal is applied to the module’s input terminals.
2. The internal circuitry scales and linearizes the signal according to the factory calibration.
3. The conditioned signal is then converted into a proportional current output ranging from 4 mA (minimum) to 20 mA (maximum).
4. The output current is isolated from the input and power supply, ensuring safe and interference-free operation.
Use Cases and Applications:
- Industrial process control systems
- Data acquisition systems (DAQ)
- PLC and DCS analog input/output interfaces
- Remote sensor signal transmission
- Control loop feedback systems
- Laboratory instrumentation and test setups
- SCADA systems and distributed monitoring networks
Compatibility:
The 5B39-02 is designed for use with 5B Series backplanes such as the 5B01, 5B08, or 5B03, which provide power distribution, signal routing, and mechanical support. It can interface with analog input/output cards, controllers, or data acquisition modules that accept 4–20 mA current signals.
5. Components & Accessories
Included Items:
- 5B39-02 module (fully encapsulated signal conditioning unit)
- Factory calibration certificate (included with shipment)
- Product datasheet and installation guide
Optional Accessories:
- 5B01, 5B08, 5B03 Backplanes: Multi-channel mounting racks providing power and signal connections.
- 5B02 Screw Terminal Panel: For direct wiring of field signals.
- 5B08C Mounting Rack: For DIN-rail installation.
- 5B Series Power Supplies: +5 V DC regulated supplies for multi-module systems.
- Shielded Cables and Connectors: For noise-sensitive environments.
Connectors:
- Standard 5B Series pin configuration for plug-in installation into backplane sockets.
- Input and output connections routed through the backplane terminal blocks.
6. Installation & Setup
Requirements:
- Compatible 5B Series backplane or mounting rack.
- Regulated +5 V DC power supply (typically provided through the backplane).
- Proper wiring for input voltage and output current loop.
Mounting Options:
- Plug-in installation into 5B Series backplane sockets.
- DIN-rail mounting when used with 5B08C or similar racks.
- Panel or enclosure mounting for fixed installations.
Configuration Steps:
1. Ensure the backplane is powered off before inserting the module.
2. Insert the 5B39-02 into the designated slot, aligning the connector pins.
3. Connect the input signal wires to the corresponding input terminals on the backplane.
4. Connect the 4–20 mA output loop to the receiving device (e.g., PLC, controller, or DAQ input).
5. Power on the system and verify correct operation using a calibrated signal source.
6. No field calibration is typically required, as the module is factory-calibrated.
Safety Considerations:
- Maintain isolation barriers between input, output, and power circuits.
- Avoid exceeding specified input voltage or output load limits.
- Ensure proper grounding and shielding to minimize noise pickup.
7. Performance & Capabilities
The 5B39-02 delivers high-performance analog signal conditioning with excellent accuracy, stability, and isolation.
Speed and Response:
- The module’s 3 Hz bandwidth and 100 ms response time make it suitable for slowly varying process signals such as temperature, pressure, or flow measurements.
Capacity and Range:
- Input: ±5 V DC
- Output: 4–20 mA current loop
- Load Resistance: Up to 600 Ω (typical)
Efficiency:
- Low power consumption (0.75 W typical) allows dense multi-channel installations without excessive heat generation.
Limitations:
- Not intended for high-speed or high-frequency signal applications due to limited bandwidth.
- Input range fixed at ±5 V; other ranges require different 5B39 variants.
- Output compliance limited by supply voltage and load resistance.
Reliability:
- Encapsulated construction protects internal components from dust, moisture, and vibration.
- Long-term stability and low drift ensure consistent performance over time.
8. Standards & Compliance
The 5B39-02 complies with key industrial and safety standards applicable to signal conditioning modules:
- Isolation: 3000 V RMS tested per ANSI/IEEE Std 644 and IEC 61010-1 requirements.
- EMC Compliance: Designed to meet EN 61326-1 for industrial environments (immunity and emissions).
- Safety Compliance: Conforms to UL, CSA, and CE marking requirements for low-voltage and safety standards.
- RoHS Compliance: Fully compliant with the Restriction of Hazardous Substances Directive (2011/65/EU).
- WEEE Directive: Designed for environmentally responsible disposal and recycling.
- Quality Standards: Manufactured under ISO 9001-certified quality management systems.
9. Additional Information
Warranty:
Analog Devices provides a limited warranty covering defects in materials and workmanship for a period of one year from the date of shipment.
Support:
- Comprehensive technical documentation, datasheets, and application notes available on the Analog Devices website.
- Technical support available through Analog Devices’ global support network and authorized distributors.
- Online resources include reference designs, configuration examples, and integration guides for 5B Series modules.
Maintenance:
- The 5B39-02 is a solid-state, encapsulated device requiring no routine maintenance.
- Periodic verification of calibration is recommended for critical measurement systems.
- Clean with a dry, lint-free cloth; avoid solvents or moisture exposure.
Firmware/Software Updates:
- The 5B39-02 is a hardware-only analog module with no firmware or software components.
- Compatible with software-based data acquisition systems that interpret 4–20 mA signals.
Service Life and Reliability:
- Designed for long-term operation in industrial environments.
- Mean Time Between Failures (MTBF) typically exceeds 100,000 hours under nominal conditions.
Environmental Considerations:
- Encapsulated design provides resistance to humidity, dust, and mechanical shock.
- Suitable for installation in control cabinets, instrumentation panels, or field enclosures.
### Summary
The Analog Devices 5B39-02 is a high-performance, isolated voltage-to-current signal conditioning module that converts a ±5 V input into a 4–20 mA output. Engineered for precision, reliability, and ease of integration, it is part of the proven 5B Series of modular signal conditioners widely used in industrial automation, process control, and data acquisition systems. With its 3000 V RMS isolation, factory calibration, and robust encapsulated design, the 5B39-02 ensures accurate, noise-immune signal transmission across long distances and harsh environments.
Its compatibility with standard 5B backplanes, low power consumption, and adherence to international safety and EMC standards make it a dependable choice for engineers and system integrators seeking a compact, reliable, and high-accuracy analog interface solution.
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