User Manual
78 
Measurement Accuracy 
Best accuracy  : 0.05% 
Impedance (Z) Accuracy:  
Frequency 
Impedance 
DC, 20 Hz –  
1 kHz 
1 kHz –  
10 kHz 
10 kHz – 
100 kHz 
100 kHz – 
200 kHz 
200 kHz – 
300 kHz 
0.1 Ω – 1 Ω 
1% ± 1 
1% ± 1 
2% ± 1 
5% ± 1 
10% ±1 
1 Ω – 100 Ω 
0.5% ± 1 
0.5% ± 1 
1% ± 1 
2% ± 1 
4% ± 1 
100 Ω – 1 kΩ 
0.2% ± 1 
0.2% ± 1 
0.5% ± 1 
0.5% ± 1 
1% ± 1 
1 kΩ – 10 kΩ 
0.05% ± 1 
0.2% ± 1 
0.5% ± 1 
1% ± 1 
2% ± 1 
10 kΩ – 100 kΩ 
0.2% ± 1 
0.2% ± 1 
1% ± 1 
1% ± 1 
2% ± 1 
100 kΩ – 1 MΩ 
0.5% ± 1 
0.5% ± 1 
2% ± 1 
3% ± 1 
4% ± 1 
1 MΩ – 10 MΩ 
2% ± 1 
2% ± 1 
5% ± 1 
5% ± 1 
10% ± 1 
10 MΩ – 20 MΩ 
4% ± 1 
5% ± 1 
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Note: The accuracy is the displayed percentage above plus 1 least significant digit of the 
reading on the display of the 891. 
Accuracy is based on test signal level at 1 VRMS, slow measurement speed 
 Ae multiply 1.1 at 0.5 VRMS test signal level 
1.  Capacitance (C) Accuracy:  
Refer to - Measurement Accuracy Chart for Cae 
when       
when    
  
Dx: Measured D value 
Cae: Relative Accuracy of C 
2.  Inductance (L) Accuracy:  
Refer to - Measurement Accuracy Chart for Lae 
when      
when   ,  
  










