• Fluke 709 Precision Loop Calibrator

  • Đăng ngày 11-07-2017 04:56:54 PM - 84 Lượt xem
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  • The Fluke 709 mA loop calibrator is designed to save time and produce high-quality results. This tool reduces the time it takes to measure, or source, voltage or current and poewr up a loop.


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The Fluke 709 Precision Loop Calibrator is built around a user friendly interface with a Quick-Set rotary encoder knob. The protective holster easily fits into a technician’s hand and the large backlit display is easy to read, even in dark, cramped worked areas. The 709 offers:

  • Best-in-class accuracy at 0.01% reading
  • Small rugged design operates on (6) standard AAA batteries
  • Intuitive user interface with Quick-Set knob for fast setup, easy use
  • Built-in selectable 250 Ω resistor for HART communication
  • 24 V dc loop power with mA Measure Mode (-25% to 125%)
  • Resolution of 1 µA on mA ranges and 1 mV on voltages ranges
  • Simple two-wire connection for all measurements
  • Auto Shutdown to conserve battery life (adjustable up to 30 minutes)
  • Variable step & ramp time in seconds
  • Adjustable span selection (0 to 20 mA or 4 to 20 mA)
  • Valve Test (simulate defined mA values with % keys)
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

 

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