Fluke 287 Fluke 287 and 289 Multimeter Users Manual - Page 27

Note For input signals that are noisy or change rapidly, turn on the Smoothing mode to display a steadier reading. See the "Enabling and Disabling the Smoothing Mode" section later in this manual. To extend battery life during MIN MAX recording, the Meter will enter a battery saver mode. See the "Setting Backlight and Auto Off Timeouts" section for more information on the battery saver mode. To activate the MIN MAX mode, press M. As shown in Figure 6, the Meter displays e at the top of the measurement page, and the MIN MAX start date and time along the bottom of the page. In addition, the recorded maximum, average, and minimum values appear in the secondary display with their respective elapsed times. True-rms Digital Multimeters Capturing Minimum and Maximum Values 8:10pm 06/07/07 Min Max 119.81 VAC Maximum Auto Range 127.09 VAC 500 VAC 00:03:17 Average 119.50 VAC 01:10:09 110.23 Minimum VAC 00:59:59 Start : 06/07/07 7:00 pm Restart Stop Figure 6. MIN MAX Record Display est42.eps To stop a MIN MAX recording session, press M or the softkey labeled Stop. The summary information in the display freezes, and the softkeys change function to allow saving the collected data. Pressing M again or the softkey labeled Close exits the MIN MAX record session without saving the collected data. Note Turning the rotary switch before saving the MIN MAX recording data will cause all the accumulated data to be lost. To save the MIN MAX screen data, the MIN MAX session must be ended by pressing the softkey labeled Stop. Next, press the softkey labeled Save. A dialog box opens where the default saved name can be selected or another name assigned. Press 17