Fluke 709 Precision Loop Calibrator
 
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)