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Fluke 789 ProcessMeter

🔧 Product Summary

The Fluke 789 ProcessMeter is a powerful 2‑in‑1 tool that combines a full‑featured digital multimeter with an advanced mA loop calibrator. Designed for instrumentation and process technicians, it allows you to measure, source, simulate and control loop current with exceptional accuracy. With a built‑in 24 V loop power supply, improved display resolution and HART‑mode compatibility, the 789 reduces the need for multiple tools and speeds up commissioning, calibration and troubleshooting in industrial environments.

📏 Measuring Ranges / Key Specifications

mA Loop Functions

  • Source, simulate & measure mA
  • Range: 0–24 mA
  • Resolution: 0.001 mA
  • Accuracy: 0.05%
  • 24 V loop power for powering transmitters
  • HART mode with 250 Ω resistor built‑in

Multimeter Functions

  • DC Voltage: up to 1000 V
  • AC Voltage: True‑RMS, up to 1000 V
  • Resistance: up to 40 MΩ
  • Continuity: Audible
  • Frequency: up to 20 kHz
  • Diode test

Additional Features

  • Dual display (mA + % of span)
  • Manual step & ramp output
  • Min/Max/Average/Hold
  • Safety Rating: CAT III 1000 V
  • Battery Life: Extended, with separate power for loop functions
  • Rugged housing for industrial environments

📦 What’s Included

Typical Fluke 789 kits include:

  • Fluke 789 ProcessMeter
  • TL71 Premium Test Lead Set
  • AC72 Alligator Clips
  • 80BK Temperature Probe (varies by kit)
  • Holster with probe storage
  • 4 × AA batteries
  • User documentation