Metravi 709H mV mA Loop Calibrator with HART Communication

The Metravi 709H mV/mA Loop Calibrator with HART Communication is a precision instrument designed for calibration and troubleshooting of current loops, making it an ideal choice for industrial automation and control processes. It is especially useful for instrumentation professionals who need to maintain, diagnose, and calibrate HART-enabled devices. Here are the detailed specifications and features of the Metravi 709H:

Key Specifications:

• Model: 709H
• Brand: Metravi
• Functionality: mV/mA Loop Calibration and HART Communication.

Measurement and Output Capabilities:

• Current Measurement: 0-24mA, with high accuracy for measuring process control loops.
• Current Sourcing/Simulation: Capable of sourcing or simulating 0-24mA current for testing and calibration.
• Voltage Measurement: 0-100mV or higher range, suitable for various sensors and transmitters.
• Voltage Sourcing: Provides precise voltage output for loop testing.
• Loop Power Supply: Can power a 24V loop to test loop-powered transmitters.

HART Communication:

• HART Protocol Support: Allows communication with HART-enabled devices for configuration, calibration, and diagnostics.
• 250Ω HART Resistor: Integrated resistor for HART communication without needing external components.
• Device Configuration: Can configure, trim, and diagnose HART devices directly.

Features:

• Display: Large, easy-to-read backlit LCD screen for clear data display.
• Data Hold: Allows freezing of displayed readings for easy observation.
• Ramp and Step Functions: Provides auto ramp and step functions for testing process loops and control systems.
• Span Check: Quickly verifies 0% and 100% span points for easy calibration checks.
• Auto Power Off: Automatically powers off after a period of inactivity to conserve battery life.
• Loop Calibration Accuracy: High precision in loop calibration, making it suitable for critical control processes.

Safety and Compliance:

• Safety Rating: CAT III 300V, ensuring safe operation in various industrial environments.
• Overload Protection: Protects against overload conditions, ensuring the longevity of the device.
• Double Insulation: Designed for user safety, with enhanced protection during fieldwork.

Power Source:

• Battery Operated: Typically powered by 9V or other standard batteries for portability.
• Low Battery Indication: Alerts when the battery is running low to ensure uninterrupted operation.

Physical and Design:

• Ergonomic and Compact Design: Designed for comfortable handling, with a rugged build suitable for field use.
• Color: Typically comes in a robust blue or grey finish.
• Warranty: One year against manufacturing defects.

The Metravi 709H mV/mA Loop Calibrator with HART Communication is a powerful tool for professionals in process control industries, allowing precise calibration of 4-20mA loops and seamless integration with HART-enabled devices. Its ability to source, simulate, and communicate makes it indispensable for maintaining the accuracy and reliability of industrial control systems.