1587 FC/1587/1577 
Users Manual 
6 
Table 3. Rotary Switch Selections (cont.) 
Switch 
Position 
Measurement Function 
1587 FC 
1587 
1587T 
1577 
k
 
Temperature from - 40 °C to + 537 °C (- 40 °F to + 998 °F). 
Celsius is the default temperature measurement unit. The temperature measurement you select is 
retained in memory when the Meter is turned off. 
•  •  • 
 
o 
Ohms from 0.1 Ω to 50 MΩ. 
•  •  •  • 
N 
Capacitance from 1 nF to 9999 μF. 
•  •  • 
 
X 
Continuity test. Beeper turns on at <25 Ω and turns off at >100 Ω. 
•  •  •  • 
O
 
Diode test. There is no ranging in this function. Displays OL above 6.600 V. 
•  •  • 
 
c
 
AC mA from 3.00 mA to 400 mA (600 mA overload for 2 minutes maximum). 
DC mA from 0.01 mA to 400 mA (600 mA overload for 2 minutes maximum). 
•  •  •  • 
a 
INSULATION
 
Ohms from 0.01 MΩ to 2 GΩ. The last selected output voltage setting is retained in memory when the 
Meter is turned off. 
•  •  • 
 
Ohms from 0.01 MΩ to 600 MΩ. The last selected output voltage setting is retained in memory when the 
Meter is turned off. 
 
• 
Performs insulation test with: 
50 V, 100 V, 250 V, 500 V (default), and 1000 V source 
•  • 
 
 
500 V (default) and 1000 V source 
 
• 
50 V (default) and 100 V source 
 
• 
 
Press the blue button to activate smoothing during insulation testing. 
•  •  •