Fluke 1577 FE 1587-1577 Users Manual - Page 17
Table 3. Buttons, Button, Description, In MIN MAX AVG or Hz mode, this button - insulation test multimeters
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Table 3. Buttons Button Description Press to freeze the displayed value. Press again to release the display. When a reading changes, the display updates and the Meter beeps. h In MIN MAX AVG or Hz mode, this button operates a display hold. In Insulation Test mode, this schedules a test lock the next time you press t on the Meter or on the remote probe. The test lock acts to hold down the button until your press h or t again to release the lock. m (1587 and 1587T only) Press to start retaining maximum, minimum, and average values. Press successively to display maximum, minimum, and average values. Press and hold to cancel MIN MAX AVG. Insulation Multimeters Buttons Button Description f (1587 and 1587T only) Activate frequency measurement. r Changes Ranging mode from Auto (default) to Manual Ranging mode. Press and hold to return to Auto Ranging mode. H Turns the backlight on and off. The backlight goes off after 10 minutes. t Initiates an insulation test when the rotary switch is on the INSULATION position. Causes the Meter to source (output) a high voltage and measure insulation resistance. The blue button. Functions as a shift key. G Press to access blue functions on the rotary switch. 7