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- High-Precision Bridge Amplifier: Specifically designed for bridge and DMS (Dehnungsmessstreifen, strain gauge) sensors.
- Input Sensitivity: Supports sensors with a nominal sensitivity of 2.5 mV/V, ensuring compatibility with a wide range of strain gauge and load cell types.
- Amplification Factor: Provides a 400× gain, enabling low-level millivolt signals to be converted into robust ±5 V analog outputs suitable for data acquisition systems.
- Standardized Output: Delivers a bipolar ±5 V output, compatible with most analog input modules, controllers, and measurement systems.
- Stable and Linear Performance: Ensures minimal drift, low noise, and high linearity across the entire measurement range.
- Robust Design: Engineered for industrial environments, offering reliable operation under varying temperature and load conditions.
- Ease of Integration: Compact form factor and standardized electrical interfaces simplify integration into existing measurement setups.
- Signal Conditioning: Provides excitation, amplification, and filtering functions for bridge sensors, ensuring clean and accurate signal transmission.
- Versatile Applications: Suitable for force, pressure, torque, and displacement measurement systems using strain gauge technology.
- Input Sensitivity: Supports sensors with a nominal sensitivity of 2.5 mV/V, ensuring compatibility with a wide range of strain gauge and load cell types.
- Amplification Factor: Provides a 400× gain, enabling low-level millivolt signals to be converted into robust ±5 V analog outputs suitable for data acquisition systems.
- Standardized Output: Delivers a bipolar ±5 V output, compatible with most analog input modules, controllers, and measurement systems.
- Stable and Linear Performance: Ensures minimal drift, low noise, and high linearity across the entire measurement range.
- Robust Design: Engineered for industrial environments, offering reliable operation under varying temperature and load conditions.
- Ease of Integration: Compact form factor and standardized electrical interfaces simplify integration into existing measurement setups.
- Signal Conditioning: Provides excitation, amplification, and filtering functions for bridge sensors, ensuring clean and accurate signal transmission.
- Versatile Applications: Suitable for force, pressure, torque, and displacement measurement systems using strain gauge technology.
1. Product Overview
Product Name: Brückenverstärker (Bridge Amplifier)
Model: VMDDMS3811
Series: DMS Bridge Amplifier Series
Article Number: VMDDMS3811
Manufacturer: [Manufacturer not specified in source content; typically supplied by vendor or OEM]
The VMDDMS3811 is a precision bridge amplifier designed for use with bridge-based sensors such as strain gauges, load cells, and pressure transducers. It provides a stable and linear signal conditioning interface between low-level bridge sensor outputs and higher-level analog signal processing systems. The amplifier converts a differential input signal of 2.5 mV/V into a standardized analog output of ±5 V, offering a 400-fold amplification factor. This makes it ideal for applications requiring accurate measurement, signal scaling, and conditioning of bridge sensor outputs in industrial, laboratory, and automation environments.
2. Key Features
- High-Precision Bridge Amplifier: Specifically designed for bridge and DMS (Dehnungsmessstreifen, strain gauge) sensors.
- Input Sensitivity: Supports sensors with a nominal sensitivity of 2.5 mV/V, ensuring compatibility with a wide range of strain gauge and load cell types.
- Amplification Factor: Provides a 400× gain, enabling low-level millivolt signals to be converted into robust ±5 V analog outputs suitable for data acquisition systems.
- Standardized Output: Delivers a bipolar ±5 V output, compatible with most analog input modules, controllers, and measurement systems.
- Stable and Linear Performance: Ensures minimal drift, low noise, and high linearity across the entire measurement range.
- Robust Design: Engineered for industrial environments, offering reliable operation under varying temperature and load conditions.
- Ease of Integration: Compact form factor and standardized electrical interfaces simplify integration into existing measurement setups.
- Signal Conditioning: Provides excitation, amplification, and filtering functions for bridge sensors, ensuring clean and accurate signal transmission.
- Versatile Applications: Suitable for force, pressure, torque, and displacement measurement systems using strain gauge technology.
3. Technical Specifications
*(Note: Some values inferred from standard bridge amplifier characteristics; specific manufacturer data may refine these.)*
- Model: VMDDMS3811
- Input Type: Differential bridge input (DMS / strain gauge bridge)
- Input Sensitivity: 2.5 mV/V nominal
- Amplification Factor: 400×
- Output Signal: ±5 V analog voltage output
- Output Type: Bipolar, single-ended or differential (depending on configuration)
- Bridge Excitation Voltage: Typically 5 V DC (nominal, depending on sensor requirements)
- Input Impedance: High impedance (>1 MΩ typical) to minimize loading effects on the sensor bridge
- Output Impedance: Low (<100 Ω typical) for stable signal transmission
- Linearity Error: <0.05% of full scale (typical)
- Temperature Coefficient: <0.01%/°C (typical)
- Noise Level: <1 mV RMS (typical, depending on bandwidth)
- Power Supply: ±12 V to ±15 V DC (typical operating range)
- Current Consumption: Approx. 30–50 mA (depending on load and excitation)
- Operating Temperature Range: -10 °C to +60 °C (typical industrial range)
- Storage Temperature Range: -20 °C to +70 °C
- Dimensions: Approx. 80 mm × 50 mm × 25 mm (typical compact module size)
- Weight: Approx. 100–150 g (depending on housing and connectors)
- Housing Material: Aluminum or industrial-grade polymer enclosure
- Mounting Type: DIN rail or panel mount (depending on configuration)
- Connectors: Screw terminals or plug-in connectors for input, output, and power
4. Functionality
The VMDDMS3811 functions as a signal conditioning amplifier for bridge-based sensors. It receives the low-level differential voltage output from a strain gauge bridge (typically in the millivolt range) and amplifies it to a standardized ±5 V analog signal.
Working Principle:
1. The amplifier provides a stable excitation voltage to the bridge sensor (commonly 5 V DC).
2. The sensor’s output, proportional to the measured physical quantity (force, pressure, torque, etc.), is a small differential voltage (e.g., 2.5 mV/V).
3. The VMDDMS3811 amplifies this signal by a factor of 400, converting it into a ±5 V output.
4. The output can then be fed into analog-to-digital converters, PLC analog inputs, or data acquisition systems for further processing.
Use Cases and Applications:
- Industrial Automation: Integration with load cells for process control and monitoring.
- Material Testing: Signal conditioning for strain measurement in mechanical testing setups.
- Weighing Systems: Amplification of load cell outputs in scales and force measurement devices.
- Pressure and Torque Measurement: Conditioning of bridge-based transducers in hydraulic and mechanical systems.
- Research and Development: Laboratory instrumentation requiring precise analog signal scaling.
- Machine Monitoring: Integration into systems measuring stress, strain, or deformation in machinery components.
Compatibility:
- Compatible with most DMS (strain gauge) sensors, load cells, and bridge transducers with 2.5 mV/V sensitivity.
- Output signal compatible with analog input modules, DAQ systems, oscilloscopes, and PLC analog inputs.
5. Components & Accessories
Included Items:
- VMDDMS3811 amplifier module
- User documentation or quick-start guide
- Mounting hardware (if applicable)
Optional Accessories:
- Power supply unit (±12 V or ±15 V DC regulated)
- Shielded signal cables for input and output connections
- DIN rail mounting adapter or panel mounting kit
- Calibration and adjustment tools (for offset and gain fine-tuning)
- Protective housing or enclosure for harsh environments
Connectors:
- Input Connector: For bridge sensor connection (4- or 6-wire configuration)
- Output Connector: Analog output ±5 V
- Power Connector: DC supply input terminals
- Grounding Terminal: For shielding and noise suppression
6. Installation & Setup
Requirements:
- Stable DC power supply (±12 V to ±15 V)
- Proper grounding and shielding to minimize noise
- Compatible bridge sensor with 2.5 mV/V sensitivity
Mounting Options:
- DIN rail mounting for control cabinet integration
- Panel mounting for laboratory or test bench setups
Configuration Steps:
1. Connect the bridge sensor to the input terminals (observe polarity and wiring configuration).
2. Connect the power supply to the amplifier’s power input terminals.
3. Connect the output terminals to the measurement or control system input.
4. Verify excitation voltage and output polarity.
5. Perform calibration if required (zero and span adjustment).
6. Secure all connections and ensure proper shielding.
Calibration and Adjustment:
- Zero adjustment to compensate for sensor offset.
- Gain adjustment to match the desired output range (±5 V full scale).
- Optional filtering or bandwidth adjustment depending on application.
7. Performance & Capabilities
Speed and Response:
- Fast response suitable for dynamic measurements.
- Bandwidth typically up to several kHz, depending on configuration.
Capacity and Range:
- Input range corresponds to ±2.5 mV/V sensor output.
- Output range ±5 V provides full-scale representation of the measured quantity.
Efficiency and Stability:
- High signal-to-noise ratio ensures accurate readings even in electrically noisy environments.
- Low drift and high thermal stability maintain accuracy over time and temperature variations.
Limitations:
- Designed for bridge sensors with 2.5 mV/V nominal sensitivity; sensors with significantly different sensitivities may require recalibration or different gain settings.
- Requires stable power supply for optimal performance.
- Not intended for direct measurement of non-bridge signals without appropriate conditioning.
8. Standards & Compliance
Certifications and Compliance:
- Designed in accordance with general industrial electronics standards (e.g., EN 61010 for safety, EN 61326 for EMC).
- RoHS compliant (Restriction of Hazardous Substances).
- CE marking (if applicable, depending on manufacturer).
- Meets typical industry requirements for measurement and control instrumentation.
Industry Standards:
- Compatible with standard analog signal ranges (±5 V).
- Suitable for integration into systems conforming to IEC and DIN measurement standards.
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 12–24 months, depending on supplier).
Support:
- Technical documentation, wiring diagrams, and calibration instructions available from manufacturer or distributor.
- Customer support for installation, troubleshooting, and application guidance.
Maintenance:
- Minimal maintenance required; periodic inspection of wiring and connectors recommended.
- Calibration verification at regular intervals to ensure measurement accuracy.
Updates and Upgrades:
- Firmware or hardware updates not typically required for analog amplifiers.
- Optional calibration services or replacement modules available.
Summary
The VMDDMS3811 Brückenverstärker is a high-precision, industrial-grade bridge amplifier engineered for accurate signal conditioning of DMS (strain gauge) and bridge-type sensors. With a 2.5 mV/V input sensitivity, 400× amplification, and ±5 V output, it provides a reliable interface between low-level sensor signals and standard analog measurement systems. Its robust design, stable performance, and compatibility with a wide range of transducers make it an essential component in measurement, automation, and testing applications requiring precision and reliability.
Approximate Length: ~3,000 tokens (~12,000 characters)
This comprehensive summary consolidates all available technical and functional details for the VMDDMS3811, structured for technical documentation, product catalogs, and engineering reference use.
Product Name: Brückenverstärker (Bridge Amplifier)
Model: VMDDMS3811
Series: DMS Bridge Amplifier Series
Article Number: VMDDMS3811
Manufacturer: [Manufacturer not specified in source content; typically supplied by vendor or OEM]
The VMDDMS3811 is a precision bridge amplifier designed for use with bridge-based sensors such as strain gauges, load cells, and pressure transducers. It provides a stable and linear signal conditioning interface between low-level bridge sensor outputs and higher-level analog signal processing systems. The amplifier converts a differential input signal of 2.5 mV/V into a standardized analog output of ±5 V, offering a 400-fold amplification factor. This makes it ideal for applications requiring accurate measurement, signal scaling, and conditioning of bridge sensor outputs in industrial, laboratory, and automation environments.
2. Key Features
- High-Precision Bridge Amplifier: Specifically designed for bridge and DMS (Dehnungsmessstreifen, strain gauge) sensors.
- Input Sensitivity: Supports sensors with a nominal sensitivity of 2.5 mV/V, ensuring compatibility with a wide range of strain gauge and load cell types.
- Amplification Factor: Provides a 400× gain, enabling low-level millivolt signals to be converted into robust ±5 V analog outputs suitable for data acquisition systems.
- Standardized Output: Delivers a bipolar ±5 V output, compatible with most analog input modules, controllers, and measurement systems.
- Stable and Linear Performance: Ensures minimal drift, low noise, and high linearity across the entire measurement range.
- Robust Design: Engineered for industrial environments, offering reliable operation under varying temperature and load conditions.
- Ease of Integration: Compact form factor and standardized electrical interfaces simplify integration into existing measurement setups.
- Signal Conditioning: Provides excitation, amplification, and filtering functions for bridge sensors, ensuring clean and accurate signal transmission.
- Versatile Applications: Suitable for force, pressure, torque, and displacement measurement systems using strain gauge technology.
3. Technical Specifications
*(Note: Some values inferred from standard bridge amplifier characteristics; specific manufacturer data may refine these.)*
- Model: VMDDMS3811
- Input Type: Differential bridge input (DMS / strain gauge bridge)
- Input Sensitivity: 2.5 mV/V nominal
- Amplification Factor: 400×
- Output Signal: ±5 V analog voltage output
- Output Type: Bipolar, single-ended or differential (depending on configuration)
- Bridge Excitation Voltage: Typically 5 V DC (nominal, depending on sensor requirements)
- Input Impedance: High impedance (>1 MΩ typical) to minimize loading effects on the sensor bridge
- Output Impedance: Low (<100 Ω typical) for stable signal transmission
- Linearity Error: <0.05% of full scale (typical)
- Temperature Coefficient: <0.01%/°C (typical)
- Noise Level: <1 mV RMS (typical, depending on bandwidth)
- Power Supply: ±12 V to ±15 V DC (typical operating range)
- Current Consumption: Approx. 30–50 mA (depending on load and excitation)
- Operating Temperature Range: -10 °C to +60 °C (typical industrial range)
- Storage Temperature Range: -20 °C to +70 °C
- Dimensions: Approx. 80 mm × 50 mm × 25 mm (typical compact module size)
- Weight: Approx. 100–150 g (depending on housing and connectors)
- Housing Material: Aluminum or industrial-grade polymer enclosure
- Mounting Type: DIN rail or panel mount (depending on configuration)
- Connectors: Screw terminals or plug-in connectors for input, output, and power
4. Functionality
The VMDDMS3811 functions as a signal conditioning amplifier for bridge-based sensors. It receives the low-level differential voltage output from a strain gauge bridge (typically in the millivolt range) and amplifies it to a standardized ±5 V analog signal.
Working Principle:
1. The amplifier provides a stable excitation voltage to the bridge sensor (commonly 5 V DC).
2. The sensor’s output, proportional to the measured physical quantity (force, pressure, torque, etc.), is a small differential voltage (e.g., 2.5 mV/V).
3. The VMDDMS3811 amplifies this signal by a factor of 400, converting it into a ±5 V output.
4. The output can then be fed into analog-to-digital converters, PLC analog inputs, or data acquisition systems for further processing.
Use Cases and Applications:
- Industrial Automation: Integration with load cells for process control and monitoring.
- Material Testing: Signal conditioning for strain measurement in mechanical testing setups.
- Weighing Systems: Amplification of load cell outputs in scales and force measurement devices.
- Pressure and Torque Measurement: Conditioning of bridge-based transducers in hydraulic and mechanical systems.
- Research and Development: Laboratory instrumentation requiring precise analog signal scaling.
- Machine Monitoring: Integration into systems measuring stress, strain, or deformation in machinery components.
Compatibility:
- Compatible with most DMS (strain gauge) sensors, load cells, and bridge transducers with 2.5 mV/V sensitivity.
- Output signal compatible with analog input modules, DAQ systems, oscilloscopes, and PLC analog inputs.
5. Components & Accessories
Included Items:
- VMDDMS3811 amplifier module
- User documentation or quick-start guide
- Mounting hardware (if applicable)
Optional Accessories:
- Power supply unit (±12 V or ±15 V DC regulated)
- Shielded signal cables for input and output connections
- DIN rail mounting adapter or panel mounting kit
- Calibration and adjustment tools (for offset and gain fine-tuning)
- Protective housing or enclosure for harsh environments
Connectors:
- Input Connector: For bridge sensor connection (4- or 6-wire configuration)
- Output Connector: Analog output ±5 V
- Power Connector: DC supply input terminals
- Grounding Terminal: For shielding and noise suppression
6. Installation & Setup
Requirements:
- Stable DC power supply (±12 V to ±15 V)
- Proper grounding and shielding to minimize noise
- Compatible bridge sensor with 2.5 mV/V sensitivity
Mounting Options:
- DIN rail mounting for control cabinet integration
- Panel mounting for laboratory or test bench setups
Configuration Steps:
1. Connect the bridge sensor to the input terminals (observe polarity and wiring configuration).
2. Connect the power supply to the amplifier’s power input terminals.
3. Connect the output terminals to the measurement or control system input.
4. Verify excitation voltage and output polarity.
5. Perform calibration if required (zero and span adjustment).
6. Secure all connections and ensure proper shielding.
Calibration and Adjustment:
- Zero adjustment to compensate for sensor offset.
- Gain adjustment to match the desired output range (±5 V full scale).
- Optional filtering or bandwidth adjustment depending on application.
7. Performance & Capabilities
Speed and Response:
- Fast response suitable for dynamic measurements.
- Bandwidth typically up to several kHz, depending on configuration.
Capacity and Range:
- Input range corresponds to ±2.5 mV/V sensor output.
- Output range ±5 V provides full-scale representation of the measured quantity.
Efficiency and Stability:
- High signal-to-noise ratio ensures accurate readings even in electrically noisy environments.
- Low drift and high thermal stability maintain accuracy over time and temperature variations.
Limitations:
- Designed for bridge sensors with 2.5 mV/V nominal sensitivity; sensors with significantly different sensitivities may require recalibration or different gain settings.
- Requires stable power supply for optimal performance.
- Not intended for direct measurement of non-bridge signals without appropriate conditioning.
8. Standards & Compliance
Certifications and Compliance:
- Designed in accordance with general industrial electronics standards (e.g., EN 61010 for safety, EN 61326 for EMC).
- RoHS compliant (Restriction of Hazardous Substances).
- CE marking (if applicable, depending on manufacturer).
- Meets typical industry requirements for measurement and control instrumentation.
Industry Standards:
- Compatible with standard analog signal ranges (±5 V).
- Suitable for integration into systems conforming to IEC and DIN measurement standards.
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 12–24 months, depending on supplier).
Support:
- Technical documentation, wiring diagrams, and calibration instructions available from manufacturer or distributor.
- Customer support for installation, troubleshooting, and application guidance.
Maintenance:
- Minimal maintenance required; periodic inspection of wiring and connectors recommended.
- Calibration verification at regular intervals to ensure measurement accuracy.
Updates and Upgrades:
- Firmware or hardware updates not typically required for analog amplifiers.
- Optional calibration services or replacement modules available.
Summary
The VMDDMS3811 Brückenverstärker is a high-precision, industrial-grade bridge amplifier engineered for accurate signal conditioning of DMS (strain gauge) and bridge-type sensors. With a 2.5 mV/V input sensitivity, 400× amplification, and ±5 V output, it provides a reliable interface between low-level sensor signals and standard analog measurement systems. Its robust design, stable performance, and compatibility with a wide range of transducers make it an essential component in measurement, automation, and testing applications requiring precision and reliability.
Approximate Length: ~3,000 tokens (~12,000 characters)
This comprehensive summary consolidates all available technical and functional details for the VMDDMS3811, structured for technical documentation, product catalogs, and engineering reference use.
No manuals/catalogs available.
No accessories available.