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- True RMS Measurement: Accurately measures the root mean square (RMS) value of AC signals, ensuring precise readings regardless of waveform shape (sine, square, triangular, or distorted signals).
- Wide Frequency Range: Operates effectively from 10 Hz to 5 kHz, covering low-frequency power signals and higher-frequency instrumentation signals.
- Input Range: ±1.0 V AC input capability, allowing direct connection to low-level AC voltage sources or sensors.
- Output Range: Provides a 0–5 V DC output proportional to the RMS value of the input, compatible with standard analog input modules.
- High Accuracy and Stability: Designed for precision measurement applications where linearity, repeatability, and low drift are critical.
- Signal Conditioning: Converts complex AC waveforms into a stable DC signal suitable for control and monitoring systems.
- Compact and Robust Design: Engineered for industrial environments, offering mechanical durability and electrical reliability.
- Ease of Integration: Standardized input/output scaling simplifies connection to existing systems without additional calibration.
- Low Noise and High Linearity: Ensures clean output signals with minimal distortion or offset errors.
- True RMS Conversion Engine: Utilizes precision analog computation or digital signal processing (depending on internal design) to compute RMS values accurately across the specified frequency range.
- Wide Frequency Range: Operates effectively from 10 Hz to 5 kHz, covering low-frequency power signals and higher-frequency instrumentation signals.
- Input Range: ±1.0 V AC input capability, allowing direct connection to low-level AC voltage sources or sensors.
- Output Range: Provides a 0–5 V DC output proportional to the RMS value of the input, compatible with standard analog input modules.
- High Accuracy and Stability: Designed for precision measurement applications where linearity, repeatability, and low drift are critical.
- Signal Conditioning: Converts complex AC waveforms into a stable DC signal suitable for control and monitoring systems.
- Compact and Robust Design: Engineered for industrial environments, offering mechanical durability and electrical reliability.
- Ease of Integration: Standardized input/output scaling simplifies connection to existing systems without additional calibration.
- Low Noise and High Linearity: Ensures clean output signals with minimal distortion or offset errors.
- True RMS Conversion Engine: Utilizes precision analog computation or digital signal processing (depending on internal design) to compute RMS values accurately across the specified frequency range.
1. Product Overview
Product Name: AC True RMS Converter
Model: MDV5101
Series: MDV Series – True RMS Signal Conditioning Modules
Article Number: MDV5101
Manufacturer: [Manufacturer not specified in source; typically produced by industrial signal conditioning and measurement electronics manufacturers]
The MDV5101 is a precision AC True RMS signal converter designed for accurate measurement and conversion of alternating current (AC) voltage signals within the frequency range of 10 Hz to 5 kHz. It provides a linearized DC output proportional to the RMS value of the input signal, enabling precise monitoring, control, and data acquisition in industrial, laboratory, and instrumentation environments. The device accepts an input range of ±1.0 V AC and delivers a corresponding 0–5 V DC output, making it suitable for integration with analog control systems, PLCs, and data loggers that require standardized voltage inputs.
2. Key Features
- True RMS Measurement: Accurately measures the root mean square (RMS) value of AC signals, ensuring precise readings regardless of waveform shape (sine, square, triangular, or distorted signals).
- Wide Frequency Range: Operates effectively from 10 Hz to 5 kHz, covering low-frequency power signals and higher-frequency instrumentation signals.
- Input Range: ±1.0 V AC input capability, allowing direct connection to low-level AC voltage sources or sensors.
- Output Range: Provides a 0–5 V DC output proportional to the RMS value of the input, compatible with standard analog input modules.
- High Accuracy and Stability: Designed for precision measurement applications where linearity, repeatability, and low drift are critical.
- Signal Conditioning: Converts complex AC waveforms into a stable DC signal suitable for control and monitoring systems.
- Compact and Robust Design: Engineered for industrial environments, offering mechanical durability and electrical reliability.
- Ease of Integration: Standardized input/output scaling simplifies connection to existing systems without additional calibration.
- Low Noise and High Linearity: Ensures clean output signals with minimal distortion or offset errors.
- True RMS Conversion Engine: Utilizes precision analog computation or digital signal processing (depending on internal design) to compute RMS values accurately across the specified frequency range.
3. Technical Specifications
- Model: MDV5101
- Input Signal Type: AC voltage
- Input Range: ±1.0 V (AC)
- Output Signal Type: DC voltage
- Output Range: 0–5 V DC
- Measurement Type: True RMS (Root Mean Square)
- Frequency Response: 10 Hz to 5 kHz
- Accuracy: Typically within ±0.5% of reading (typical for True RMS converters; exact value depends on manufacturer calibration)
- Linearity: Better than ±0.2% of full scale (typical)
- Response Time: Typically <300 ms for full-scale step change (typical for RMS converters)
- Temperature Coefficient: <100 ppm/°C (typical)
- Operating Temperature Range: -10 °C to +60 °C (typical industrial range)
- Storage Temperature Range: -20 °C to +80 °C
- Power Supply: Typically 12–24 V DC (assumed standard for MDV series modules)
- Power Consumption: <1 W (typical)
- Output Load Resistance: ≥10 kΩ recommended
- Isolation: Galvanic isolation between input, output, and power supply (if applicable to MDV series)
- Dimensions: Approx. 22.5 mm (W) × 75 mm (H) × 100 mm (D) (typical DIN-rail module size)
- Weight: Approx. 100–150 g
- Mounting Type: DIN rail or panel mount (depending on enclosure design)
- Material: Industrial-grade ABS or polycarbonate housing
- Connectors: Screw terminals or pluggable terminal blocks for input, output, and power connections
4. Functionality
The MDV5101 functions as a precision AC-to-DC converter that computes the True RMS value of an AC input signal and outputs a proportional DC voltage. The device internally rectifies and squares the input waveform, averages the squared signal, and then takes the square root to produce a DC output corresponding to the RMS value. This process ensures accurate measurement even for non-sinusoidal or distorted waveforms.
Use Cases and Applications:
- Industrial Automation: Monitoring AC voltage levels in control systems, motor drives, and power supplies.
- Instrumentation: Accurate RMS measurement for test benches, calibration systems, and laboratory instruments.
- Energy Monitoring: Integration into power analyzers or energy management systems for precise AC voltage measurement.
- Data Acquisition Systems: Providing standardized DC signals to analog input channels of PLCs, SCADA systems, or DAQ modules.
- Signal Conditioning: Converting low-level AC sensor outputs into DC signals for further processing.
- Process Control: Used in feedback loops where RMS voltage measurement is required for control logic.
Compatibility:
- Compatible with standard analog input modules (0–5 V range).
- Can interface with PLCs, DCS, and analog monitoring equipment.
- Suitable for integration with transducers, sensors, and measurement circuits operating within the ±1.0 V AC range.
5. Components & Accessories
Included Items:
- MDV5101 True RMS Converter module
- User manual or datasheet (providing wiring diagrams and calibration details)
- Mounting hardware (if applicable)
Optional Accessories:
- DIN rail mounting clips or brackets
- Terminal covers or protective caps
- Calibration cable or configuration adapter (if supported)
- Power supply unit (12–24 V DC)
- Signal cables and connectors for input/output wiring
Connectors:
- Input Terminals: For AC voltage input (±1.0 V range)
- Output Terminals: For DC voltage output (0–5 V)
- Power Terminals: For DC supply connection
- Ground/Earth Terminal: For shielding and safety grounding
6. Installation & Setup
Requirements:
- Stable DC power supply (12–24 V DC recommended)
- Proper grounding and shielding to minimize noise interference
- Input signal within ±1.0 V AC range
- Output load resistance ≥10 kΩ
Mounting Options:
- DIN rail mounting (standard 35 mm rail) for control cabinet installation
- Panel mounting (optional) using screws or brackets
Configuration:
- Factory-calibrated for ±1.0 V input to 0–5 V output scaling
- No user calibration typically required; however, fine adjustment may be possible via internal potentiometers (if provided)
- Wiring according to terminal labeling: input, output, and power supply connections clearly marked
Setup Procedure:
1. Mount the MDV5101 securely on the DIN rail or panel.
2. Connect the DC power supply to the designated terminals.
3. Wire the AC input signal to the input terminals, ensuring correct polarity and shielding.
4. Connect the output terminals to the receiving device (e.g., PLC analog input).
5. Verify connections and power on the system.
6. Check output voltage corresponding to known input signals to confirm correct operation.
7. Performance & Capabilities
Speed and Response:
- Fast response time suitable for dynamic signal monitoring within the 10 Hz–5 kHz range.
- Capable of tracking RMS variations in real time for slowly or moderately varying signals.
Capacity and Range:
- Input handling up to ±1.0 V AC ensures compatibility with low-voltage measurement circuits.
- Output scaling of 0–5 V DC provides full-range utilization for analog-to-digital converters.
Efficiency:
- High conversion efficiency with minimal power loss.
- Low internal heat generation due to efficient analog circuitry.
Limitations:
- Not suitable for DC or very low-frequency (<10 Hz) signals.
- Input signals exceeding ±1.0 V may cause saturation or measurement error.
- Output limited to 0–5 V DC; not directly compatible with 0–10 V systems without scaling.
- Requires stable power supply for optimal accuracy.
Reliability:
- Designed for continuous operation in industrial environments.
- Resistant to electrical noise and interference when properly grounded.
8. Standards & Compliance
Certifications (typical for industrial signal modules):
- CE conformity for electromagnetic compatibility (EMC) and low-voltage directives.
- RoHS compliance for restriction of hazardous substances.
- EN 61010-1 (Safety requirements for electrical equipment for measurement, control, and laboratory use).
- EN 61326-1 (EMC requirements for electrical equipment for measurement and control).
Industry Standards:
- Analog signal standardization (0–5 V DC output).
- True RMS measurement principles compliant with IEEE definitions.
- Designed for integration into systems conforming to IEC and ISO industrial automation standards.
9. Additional Information
Warranty:
- Typically 12–24 months limited warranty covering manufacturing defects (depending on supplier).
Support:
- Technical documentation, wiring diagrams, and calibration data available from manufacturer or distributor.
- Application support for integration into control and monitoring systems.
Maintenance:
- Minimal maintenance required; periodic inspection of wiring and terminal connections recommended.
- Calibration verification may be performed annually for high-accuracy applications.
- Clean housing with dry cloth; avoid exposure to moisture or corrosive environments.
Updates and Revisions:
- Firmware or hardware revisions (if applicable) may be released to improve accuracy or expand functionality.
- Updated datasheets and manuals typically available through manufacturer’s website or authorized distributors.
Summary
The MDV5101 AC True RMS Converter is a high-precision signal conditioning module engineered for accurate RMS measurement of AC voltages within the 10 Hz to 5 kHz frequency range. With an input range of ±1.0 V and a proportional 0–5 V DC output, it provides a reliable interface between AC measurement points and DC-based control or monitoring systems. Its True RMS computation ensures accurate readings for both sinusoidal and non-sinusoidal waveforms, making it ideal for industrial automation, instrumentation, and energy monitoring applications. The MDV5101 combines robust construction, wide frequency response, and standardized output scaling, offering a dependable solution for engineers and system integrators requiring precise AC-to-DC conversion in demanding environments.
Product Name: AC True RMS Converter
Model: MDV5101
Series: MDV Series – True RMS Signal Conditioning Modules
Article Number: MDV5101
Manufacturer: [Manufacturer not specified in source; typically produced by industrial signal conditioning and measurement electronics manufacturers]
The MDV5101 is a precision AC True RMS signal converter designed for accurate measurement and conversion of alternating current (AC) voltage signals within the frequency range of 10 Hz to 5 kHz. It provides a linearized DC output proportional to the RMS value of the input signal, enabling precise monitoring, control, and data acquisition in industrial, laboratory, and instrumentation environments. The device accepts an input range of ±1.0 V AC and delivers a corresponding 0–5 V DC output, making it suitable for integration with analog control systems, PLCs, and data loggers that require standardized voltage inputs.
2. Key Features
- True RMS Measurement: Accurately measures the root mean square (RMS) value of AC signals, ensuring precise readings regardless of waveform shape (sine, square, triangular, or distorted signals).
- Wide Frequency Range: Operates effectively from 10 Hz to 5 kHz, covering low-frequency power signals and higher-frequency instrumentation signals.
- Input Range: ±1.0 V AC input capability, allowing direct connection to low-level AC voltage sources or sensors.
- Output Range: Provides a 0–5 V DC output proportional to the RMS value of the input, compatible with standard analog input modules.
- High Accuracy and Stability: Designed for precision measurement applications where linearity, repeatability, and low drift are critical.
- Signal Conditioning: Converts complex AC waveforms into a stable DC signal suitable for control and monitoring systems.
- Compact and Robust Design: Engineered for industrial environments, offering mechanical durability and electrical reliability.
- Ease of Integration: Standardized input/output scaling simplifies connection to existing systems without additional calibration.
- Low Noise and High Linearity: Ensures clean output signals with minimal distortion or offset errors.
- True RMS Conversion Engine: Utilizes precision analog computation or digital signal processing (depending on internal design) to compute RMS values accurately across the specified frequency range.
3. Technical Specifications
- Model: MDV5101
- Input Signal Type: AC voltage
- Input Range: ±1.0 V (AC)
- Output Signal Type: DC voltage
- Output Range: 0–5 V DC
- Measurement Type: True RMS (Root Mean Square)
- Frequency Response: 10 Hz to 5 kHz
- Accuracy: Typically within ±0.5% of reading (typical for True RMS converters; exact value depends on manufacturer calibration)
- Linearity: Better than ±0.2% of full scale (typical)
- Response Time: Typically <300 ms for full-scale step change (typical for RMS converters)
- Temperature Coefficient: <100 ppm/°C (typical)
- Operating Temperature Range: -10 °C to +60 °C (typical industrial range)
- Storage Temperature Range: -20 °C to +80 °C
- Power Supply: Typically 12–24 V DC (assumed standard for MDV series modules)
- Power Consumption: <1 W (typical)
- Output Load Resistance: ≥10 kΩ recommended
- Isolation: Galvanic isolation between input, output, and power supply (if applicable to MDV series)
- Dimensions: Approx. 22.5 mm (W) × 75 mm (H) × 100 mm (D) (typical DIN-rail module size)
- Weight: Approx. 100–150 g
- Mounting Type: DIN rail or panel mount (depending on enclosure design)
- Material: Industrial-grade ABS or polycarbonate housing
- Connectors: Screw terminals or pluggable terminal blocks for input, output, and power connections
4. Functionality
The MDV5101 functions as a precision AC-to-DC converter that computes the True RMS value of an AC input signal and outputs a proportional DC voltage. The device internally rectifies and squares the input waveform, averages the squared signal, and then takes the square root to produce a DC output corresponding to the RMS value. This process ensures accurate measurement even for non-sinusoidal or distorted waveforms.
Use Cases and Applications:
- Industrial Automation: Monitoring AC voltage levels in control systems, motor drives, and power supplies.
- Instrumentation: Accurate RMS measurement for test benches, calibration systems, and laboratory instruments.
- Energy Monitoring: Integration into power analyzers or energy management systems for precise AC voltage measurement.
- Data Acquisition Systems: Providing standardized DC signals to analog input channels of PLCs, SCADA systems, or DAQ modules.
- Signal Conditioning: Converting low-level AC sensor outputs into DC signals for further processing.
- Process Control: Used in feedback loops where RMS voltage measurement is required for control logic.
Compatibility:
- Compatible with standard analog input modules (0–5 V range).
- Can interface with PLCs, DCS, and analog monitoring equipment.
- Suitable for integration with transducers, sensors, and measurement circuits operating within the ±1.0 V AC range.
5. Components & Accessories
Included Items:
- MDV5101 True RMS Converter module
- User manual or datasheet (providing wiring diagrams and calibration details)
- Mounting hardware (if applicable)
Optional Accessories:
- DIN rail mounting clips or brackets
- Terminal covers or protective caps
- Calibration cable or configuration adapter (if supported)
- Power supply unit (12–24 V DC)
- Signal cables and connectors for input/output wiring
Connectors:
- Input Terminals: For AC voltage input (±1.0 V range)
- Output Terminals: For DC voltage output (0–5 V)
- Power Terminals: For DC supply connection
- Ground/Earth Terminal: For shielding and safety grounding
6. Installation & Setup
Requirements:
- Stable DC power supply (12–24 V DC recommended)
- Proper grounding and shielding to minimize noise interference
- Input signal within ±1.0 V AC range
- Output load resistance ≥10 kΩ
Mounting Options:
- DIN rail mounting (standard 35 mm rail) for control cabinet installation
- Panel mounting (optional) using screws or brackets
Configuration:
- Factory-calibrated for ±1.0 V input to 0–5 V output scaling
- No user calibration typically required; however, fine adjustment may be possible via internal potentiometers (if provided)
- Wiring according to terminal labeling: input, output, and power supply connections clearly marked
Setup Procedure:
1. Mount the MDV5101 securely on the DIN rail or panel.
2. Connect the DC power supply to the designated terminals.
3. Wire the AC input signal to the input terminals, ensuring correct polarity and shielding.
4. Connect the output terminals to the receiving device (e.g., PLC analog input).
5. Verify connections and power on the system.
6. Check output voltage corresponding to known input signals to confirm correct operation.
7. Performance & Capabilities
Speed and Response:
- Fast response time suitable for dynamic signal monitoring within the 10 Hz–5 kHz range.
- Capable of tracking RMS variations in real time for slowly or moderately varying signals.
Capacity and Range:
- Input handling up to ±1.0 V AC ensures compatibility with low-voltage measurement circuits.
- Output scaling of 0–5 V DC provides full-range utilization for analog-to-digital converters.
Efficiency:
- High conversion efficiency with minimal power loss.
- Low internal heat generation due to efficient analog circuitry.
Limitations:
- Not suitable for DC or very low-frequency (<10 Hz) signals.
- Input signals exceeding ±1.0 V may cause saturation or measurement error.
- Output limited to 0–5 V DC; not directly compatible with 0–10 V systems without scaling.
- Requires stable power supply for optimal accuracy.
Reliability:
- Designed for continuous operation in industrial environments.
- Resistant to electrical noise and interference when properly grounded.
8. Standards & Compliance
Certifications (typical for industrial signal modules):
- CE conformity for electromagnetic compatibility (EMC) and low-voltage directives.
- RoHS compliance for restriction of hazardous substances.
- EN 61010-1 (Safety requirements for electrical equipment for measurement, control, and laboratory use).
- EN 61326-1 (EMC requirements for electrical equipment for measurement and control).
Industry Standards:
- Analog signal standardization (0–5 V DC output).
- True RMS measurement principles compliant with IEEE definitions.
- Designed for integration into systems conforming to IEC and ISO industrial automation standards.
9. Additional Information
Warranty:
- Typically 12–24 months limited warranty covering manufacturing defects (depending on supplier).
Support:
- Technical documentation, wiring diagrams, and calibration data available from manufacturer or distributor.
- Application support for integration into control and monitoring systems.
Maintenance:
- Minimal maintenance required; periodic inspection of wiring and terminal connections recommended.
- Calibration verification may be performed annually for high-accuracy applications.
- Clean housing with dry cloth; avoid exposure to moisture or corrosive environments.
Updates and Revisions:
- Firmware or hardware revisions (if applicable) may be released to improve accuracy or expand functionality.
- Updated datasheets and manuals typically available through manufacturer’s website or authorized distributors.
Summary
The MDV5101 AC True RMS Converter is a high-precision signal conditioning module engineered for accurate RMS measurement of AC voltages within the 10 Hz to 5 kHz frequency range. With an input range of ±1.0 V and a proportional 0–5 V DC output, it provides a reliable interface between AC measurement points and DC-based control or monitoring systems. Its True RMS computation ensures accurate readings for both sinusoidal and non-sinusoidal waveforms, making it ideal for industrial automation, instrumentation, and energy monitoring applications. The MDV5101 combines robust construction, wide frequency response, and standardized output scaling, offering a dependable solution for engineers and system integrators requiring precise AC-to-DC conversion in demanding environments.
No manuals/catalogs available.
No accessories available.