1587 FC/1587/1577 
Users Manual 
38 
Ohms Measurement 
Range Resolution 
Accuracy all 1587 models
 [1]
 
+(% of Rdg+Counts) 
Accuracy 1577
 [1]
 
+(% of Rdg+Counts) 
600.0 Ω 0.1 Ω 
±(0.9 % + 2)  ±(1.2 % + 2) 
6.000 kΩ 0.001 kΩ 
60.00 kΩ 0.01 kΩ 
600.0 kΩ 0.1 KΩ 
6.000 MΩ 0.001 MΩ 
50.0 MΩ
 [2]
 0.01 MΩ  ±(1.5 % + 3)  ±(2.0 % + 3) 
[1]  Accuracies apply from 0 % to 100 % of range. 
[2]  Up to 80 % relative humidity. 
Overload Protection ............................................ 1000 V rms or dc 
Open Circuit Test Voltage ................................... <8.0 V dc 
Short Circuit Current ........................................... <1.1 mA 
Diode Test (all 1587 models) 
Diode Test Indication .......................................... Display voltage drop: 0.6 V at 1.0 mA nominal test current:  
Accuracy ............................................................. ±(2 % + 3) 
Continuity Test 
Continuity Indication ........................................... Continuous audible tone for test resistance below 25 Ω and off above 100 Ω. Maximum Reading; 1000 Ω 
Open Circuit Voltage ........................................... <8.0 V 
Short Circuit Current ........................................... 1.0 mA typical 
Overload Protection ............................................ 1000 V rms 
Response Time ................................................... >1 m sec 
Frequency Measurement (all 1587 models) 
Range Resolution 
Accuracy ±(% of Rdg+Counts) 
99.99 Hz  0.01 Hz 
±(0.1 % + 1) 
999.9 Hz  0.1 Hz 
±(0.1 % + 1) 
9.999 kHz  0.001 kHz 
±(0.1 % + 1) 
99.99kHz 0.01 kHz 
±(0.1 % + 1) 
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