Product Overview: Fluke 709/709H Precision Loop Calibrator
The Fluke 709 Precision Loop Calibrator is designed to streamline loop calibration and maintenance tasks while ensuring top-tier accuracy. Its simple two-wire connection supports fast setup, and the Quick-Set knob allows technicians to dial in precise values with ease. With features like 24 V DC loop power, span adjustment between 0–20 mA or 4–20 mA, and dedicated valve testing functions, the 709 is ideal for verifying transmitters, testing control loops, and simulating process signals. Built tough for field conditions, it combines portability, reliability, and user-friendly design—making it an essential tool for calibration, troubleshooting, and process instrumentation work.
Specifications
| Detailed Specifications | |
| Functions | mA source, mA simulate, mA read, mA read/loop power, and volts read. |
| Ranges | mA (0 to 24mA) and Volts (0 to 30VDC) |
| Resolution | 1 µA on mA ranges and 1 mV on voltage range |
| Accuracy | 0.01% +/- 2 counts, all ranges (@23° +/- 5°C) |
| Operating Temperature Range | -10 °C to 55 °C (14 °F to 131°F) |
| Humidity Range | 10 to 95% non-condensing |
| Stability | 20 ppm of F.S. /°C from -10°C to 18°C and 28°C to 55°C |
| Display | 128 x 64 pixels, LCD Graphic w/backlight, .34 high digits |
| Power | 6 AAA alkaline |
| Battery Life | 40 hours typical |
| Loop Compliance Voltage | 24VDC @ 20mA |
| Over-Voltage Protection | 240 VAC |
| Overload Current Protection | 28 mA DC |
| EMC | EN61326 Annex A (Portable Instruments) |
| Dimensions (L x W x D) | 15 cm x 9 cm x 3 cm (6 x 3.6 x 1.3) |
| Weight | 0.3 kg (9.5 ounces) |
| Included Accessories | NIST traceable calibration certificate with data, batteries, test leads, and manual |
| Warranty | Three year |
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