Fluke 1587 FE 1587-1577 Users Manual - Page 24
Manual Ranging and Autoranging, Auto Range, Manual, Range
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1587/1577 Users Manual To use MIN MAX AVG recording: • Make sure the Meter is in the desired measurement function and range. (Autoranging is disabled in the MIN MAX AVG mode). • Press m to activate MIN MAX AVG mode. M appears on the display. • Press m to step through the high (MAX), low (MIN), average (AVG), and present readings. • To pause MIN MAX AVG recording without erasing stored values, press h. S is displayed. • To resume MIN MAX AVG recording, press h again. S turns off. • To exit and erase stored readings, press m for one second or turn the rotary switch. Manual Ranging and Autoranging The Meter has both Manual Range and Autorange modes. • In the Autorange mode, the Meter selects the range with the best resolution. • In the Manual Range mode, you override Autorange and select the range yourself. 14 When you turn the Meter on, it defaults to Autorange and Auto Range is displayed. 1. To enter the Manual Range mode, press r. Manual Range is displayed. 2. In the Manual Range mode, press r to increment the range. After the highest range, the Meter wraps to the lowest range. Note You cannot manually change the range in the MIN MAX AVG, or Display HOLD modes. If you press r while in MIN MAX AVG, or Display HOLD the Meter beeps twice, indicating an invalid operation, and the range does not change. 3. To exit Manual Range, press r for one second or turn the rotary switch. The Meter returns to Autorange and Auto Range is displayed.