About Metravi 771+ Digital Milliamp Process Clamp Meter
- Hand-Held, Milli Amp Process Clamp Meter
- 4-20 mA DC measurement without breaking the electrical circuit
- With removable jaw connected to the body using an extension cable
- Battery Operated
- High Precision
- Built-in flashlight to access dark areas with ease
- Jaw Dia: 4.5mm
- Current Ranges 0mA ~ 20.99mA / 21.0mA 99.9mA
- Resolution: 0mA~ 20.99mA: 0.01mA , 21.0mA~ 99.9mA: 0.1mA
- Accuracy : 0mA~ 20.99mA: 0.3% reading 8 digits , 21.0mA~ 99.9mA: 1% reading 8 digits
- Percentage Span display feature for 4 to 20 mA Loops
- Data Hold
- Zero Button
- Backlit display
- Battery: 2 AA 1.5V Alkaline
- Encapsulation: IP 40
- CAT II 300V
Efficient Loop Current TestingThe Metravi 771+ allows for direct measurement of 4~20mA loop currents crucial for process control systems, all without disconnecting wiring. This boosts efficiency and reduces downtime during calibration or troubleshooting.
User-Friendly Features for Reliable OperationEquipped with a large backlit LCD, data hold functionality, and low battery indication, the Metravi 771+ ensures clear readings in various environments. Auto power-off helps conserve battery life, offering approximately 60 hours of usage on just two AAA batteries.
Superior Safety and ComplianceCertified to CAT III 300V and CE standards, the meter offers robust protection for technicians. Its compact, durable design, with an 18mm jaw and 23mm clamp opening, supports reliable performance for field engineers dealing with automation loops and industrial maintenance.
FAQs of Metravi 771+ Digital Milliamp Process Clamp Meter:
Q: How does the Metravi 771+ measure loop current without interrupting the circuit?
A: The Metravi 771+ is designed with a clamp mechanism that encircles the conductor, allowing non-intrusive measurement of 4~20mA loop current. This means you do not need to physically disconnect the wiring to measure current, ensuring continuity and minimizing process disruption.
Q: What is the maximum conductor size the clamp meter can accommodate?
A: The clamp jaw can open up to 23mm, accommodating conductors with a maximum diameter of 18mm, which is suitable for most industrial control circuits and process loops.
Q: When should I use the backlight feature?
A: The backlight feature should be used in low-light or dim environments to easily read the large LCD display. This is especially helpful during nighttime maintenance or in poorly lit industrial areas.
Q: Where is the Metravi 771+ typically utilized?
A: This process clamp meter is commonly used in industrial automation, field calibration, and maintenance of process control systems, particularly for 4~20mA current loop testing in India and similar markets.
Q: What are the main benefits of using this meter for process loop measurements?
A: The main benefits include quick, accurate current and voltage measurement without disconnecting circuits, enhanced safety through CAT III 300V compliance, and features like auto power-off and data hold to streamline workflow for field engineers.
Q: How do I know if the meter has exceeded its measuring range?
A: If a measurement exceeds the meters specified range, the device will display OL on the screen, indicating over-range and prompting the user to adjust their settings or measurement process.
Q: What is the battery life, and how do I know when to replace the batteries?
A: The meter operates for approximately 60 hours on two 1.5V AAA alkaline batteries. It features a low battery indicator on the display to alert you when replacement is necessary.