User Manual
  Insulation Multimeter 
  Display 
13 
Table 6. Display Indicators (cont.) 
Indicator Description 
1587 FC 
1587 
1587T 
1577 
  Secondary display for insulation test voltage. 
•  •  •  • 
Auto Range 
ManualRange 
610000 
Display range in use. 
•  •  •  • 
2500V 
1000V 
Source voltage rating for insulation test: 50, 100, 250, 500 (default) or 1000 V on the 1587. 
500 (default) and 1000 V ranges available on the 1577. 50 (default) and 100 V on the 
1587T. 
•  •  •  • 
T  Insulation test indicator. Appears when insulation test voltage is present. 
•  •  •  • 
 /    Shows the Product is in PI or DAR mode. 
• 
  Shows that the radio is enabled. 
• 
ID# 
When the Product is discovered by a Fluke Connect device, an ID number is shown on the 
secondary display. The ID number also shows on the Fluke Connect device with the 
Product’s model number. 
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