Insulation Multimeter 
  Buttons 
9 
Buttons 
Use the buttons to activate features that augment the 
function selected with the rotary switch. The buttons are 
shown and described in Table 5. 
Table 5. Buttons 
SAVE
 
bav03f.eps 
1587 FC 
1587 
1587T 
1577 
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.  
In Insulation Test mode, this schedules a test lock the next time you press  on the Meter or on the 
remote probe. The test lock acts to hold down the button until your press  or  again to release 
the lock. 
•  •  •  • 
In MIN MAX AVG or Hz mode, this button is the display hold.  •  •  • 
m 
Press to start retaining maximum, minimum, and average values. Press successively to display maximum, 
minimum, average, and present values. Press and hold to cancel MIN MAX AVG. 
•  •  • 
 
 
Activate frequency measurement.  •  •  •   
Toggles between degrees C and degrees F. 
•    
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