FLUKE 705 LOOP CALIBRATOR * A large display and simple, pushbutton interface for ease of use. * Simultaneous mA and % readout for quick, easy interpretation of readings. * mA accuracy of 0.02% * Push button 25% steps for fast, easy linearity checks. Save time over traditional knob type controls. * "Span Check" for fast confirmation of zero and span. * Selectable slow ramp, fast ramp, and step to provide smooth outputs for valve slewing and loop functional tests. * 24 volt internal loop supply, so you can power and read a transmitter at the same time without carrying a DMM. * Single 9V battery that is easily changed. * 0 - 20 mA or 4 - 20 mA default start up modes.