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1693 RLC Digibridge
Direct Reading
Parameter
Range
0.00001 Ω to
R and [Z]
99999 kΩ
0.00001 mH to
L
99999 H
0.00001 pF to
C
99999 µF
Table A Direct Reading Display Ranges for R,L,C,G,|Z|, and |Y|
0.00001 µS to
G and [Y]
Insert from Datasheet: Ranges Table
99999 S
0.0001 Ω to
R with C
9999 kΩ
0.0001 Ω to
Limit of Error (accuracy):
X with R
9999 kΩ
The specified limit of error is given below for all conditions (except constant voltage, for
0.0001 µS to
B with G
9999 S
this condition add 2 inside the brackets). Rx, Cx, Lx etc. are the measured values, f is
D with C
0.0001 to 9999
the frequency in kHz. The range constants Rmax, Lmax, Cmin, Gmin etc are given in
Q with R or L
0.0001 to 9999
Table B. The constants Ks and Kfv are given in Tables 0 and D. Note that for SLOW
Angle
±0.0001° to 180°
measurements at 1kHz and 1 V with non constant voltage these K constants are all
Table-C: Impedance ranges
zero and that f =1.
Primary parameters (lefthand readout):
Accuracy of primary parameters (left readout):
To obtain accuracy, IET offers a convenient tool at: http://www.ietlabs.com/notes/digibridge_accuracy_
To obtain accuracy, IET offers a convenient tool at:
calculator. This tool is equivalent to the calculations shown for both primary and secondary parameters.
Note: This calculation tool is applicable for both 1689 and 1693 Digibridge modles.
http://www.ietlabs.com/notes/digibridge_accuracy_calculator
This tool is equivalent to the calculations shown for both primary and secondary
parameters.
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Ratio and DQ in PPM
0.00010 Ω to 9999.9 GΩ
0.00010 nH to 9999.9 MH
0.00010 aF to 9999.9 F
0.00010 pS to 9999.9 MS
not extended
not extended
not extended
1 to 9999 ppm
1 to 9999 ppm
±1 to 999 microdegrees
)
)
)
)
)
Range selection:
Autoranging with manual hold
Basic accuracy*:
Basic RLCGZY: ±0.02%
Basic QD: ±0.0002 (±0.0001 in PPM mode)
Basic RXB: ±0.02%
Θ: ±0.01°
*See accuracy formulas below for actual accuracy based
upon instrument configuration and DUT.
Limit of error (accuracy):
The specified limit of error is given below for
all conditions (except constant voltage, for this
condition add 2 inside the brackets). Rx, Cx, Lx etc.
are the measured values, f is the frequency in kHz.
The range constants Rmax, Lmax, Cmin, Gmin etc
are given in Table-D. The constants Ks and Kfv
are given in Tables 0 and D. Note that for SLOW
measurements at 1kHz and 1 V with non constant
voltage these K constants are all zero and that f =1.
)
.
Abbreviated Specifications
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