Fluke 709 Precision Current Loop Calibrator

Overview

The Fluke 709 is a portable precision current loop calibrator designed for field service technicians and calibration professionals. It delivers best-in-class 0.01% reading accuracy and operates on standard AAA batteries, making it ideal for on-site testing and troubleshooting of 4-20 mA loop-based instrumentation and process control systems.

Key Features

• 0.01% reading accuracy for precise calibration
• Operates on six standard AAA batteries with extended runtime
• Quick-Set knob for fast, intuitive setup and operation
• Built-in selectable 250Ω resistor for HART communication testing
• 24 V DC loop power with mA Measure Mode (-25% to 125%)
• 1 µA resolution on mA ranges and 1 mV resolution on voltage ranges
• Simple two-wire connection for all measurements
• Variable step and ramp time in seconds
• Adjustable span selection (0-20 mA or 4-20 mA)
• Valve Test feature to simulate defined mA values
• Auto Shutdown (adjustable up to 30 minutes) to conserve battery

Applications

• Calibration of transmitters and sensors in process industries
• Field service and troubleshooting of instrumentation systems
• HART communicator testing and validation
• Current loop verification and maintenance

Included Accessories

• Two AC72 alligator clips
• TL75 test leads
• Soft carrying case
• Six AAA batteries (pre-installed)
• Product Manual on CD-ROM
• Quick Reference Guide