Metravi 7272A 10A Digital Micro Ohms Meter

The Metravi 7272A 10A Digital Micro Ohm Meter is a highly precise instrument designed for measuring very low resistance values, making it ideal for applications such as testing switch contacts, relays, connectors, and other components where low resistance needs to be accurately measured. Here are the detailed specifications and features of the Metravi 7272A:

Key Specifications:

• Model: 7272A
• Brand: Metravi
• Measurement Range: Measures extremely low resistance values with high accuracy.
• Current Range: Capable of delivering up to 10A test current for low resistance measurement.

Measurement Capabilities:

• Resistance Range: Measures resistance from 0.1µΩ to 200Ω, making it suitable for a variety of applications.
• Accuracy: High measurement accuracy for precise results, typically around ±0.05%.
• Resolution: Provides high resolution for low resistance measurements, crucial for detecting even slight changes in resistance.

Features:

• 4-Wire Measurement Method: Uses the Kelvin method (4-wire measurement) to eliminate the effects of test lead resistance, ensuring accurate and stable low resistance measurements.
• Digital Display: Large, easy-to-read backlit digital display for clear visibility, even in low-light environments.
• Data Hold: Allows freezing of displayed readings for easy observation and recording.
• Auto Zero Function: Automatically nulls the residual resistance of the test leads, ensuring that measurements are not affected by lead resistance.
• Overload Protection: Protects the device from potential damage due to excessive input, enhancing its durability.

Power & Safety:

• Power Source: Operates with a rechargeable battery or standard AC power, offering flexibility for both bench and field use.
• Low Battery Indication: Alerts the user when the battery is low, ensuring timely recharging or replacement.
• Safety Rating: Designed with safety features suitable for industrial use, providing reliable and safe operation in various conditions.

Physical and Design:

• Ergonomic Design: Compact and rugged design, making it portable and suitable for field use.
• Weight: Lightweight for ease of transport.
• Color: Typically comes in a durable blue or black finish.
• Warranty: One year against manufacturing defects.

Applications:

The Metravi 7272A 10A Digital Micro Ohm Meter is ideal for applications such as:

• Testing low resistance values in switch contacts, relays, and connectors.
• Quality control and maintenance of electrical systems.
• Welding and bonding resistance testing.
• Motor winding and transformer resistance measurements.