GW Instek LCR-800 Series User Manual
Page 69
APPENDIX
137
Dissipation
factor (D)
+
in ppm
1 ppm ~ 9999 ppm
Quality
factor (Q)**
in ppm
1 ppm ~ 9999 ppm
DELTA
%
0.00001% ~ 99999%
*s=series, p=parallel ESR=Rs
** with L or R
+ with C
Note: Only LCR-821 has Z/θ and L/R measurement
parameters.
If any of these quantities is negative, the “-“ negative
indicator is displayed.
Accuracy
LCR-821/819/817
R, L, C, Z
0.05%(Basic)
D, Q
0.0005(Basic)
θ
0.03˚(Basic)
LCR-829/827/826/816
R, L, C, Z
0.10%(Basic)
D, Q
0.001
Please refer to the accuracy definition
on page132 for details.
Basic Accuracy
0.05%
LCR-821/819/817
0.1%
LCR-829/827/826/816
Test Frequency
LCR-821
12Hz~200kHz (504 Steps)
LCR-819/829 12Hz~100kHz (503 Steps)
LCR-817/827 12Hz~10kHz (489 Steps)
LCR-816/826 100Hz~2kHz (245 Steps)
Measurement
displays
Value
R/Q, C/D, C/R, L/Q, Z/ θ, L/R
*The resolution of primary display (L,
C, R or Z) is five digits.
*The resolution of secondary display
(D, Q, R with C, or R with
L) is four digits.
*The resolution of secondary display
(θ) is 2 digits after decimal place.
LCR-800
User
Manual
138
Delta%
DELTA% shows the percent deviation
of the measured L,
C, R or Z value from a saved
NOMINAL VALUE. The deviation is
indicated.
Delta
Delta is similar to the DELTA% except
that the deviation is shown in suitable
units (ohms, henries, etc.)
Measurement
Speed
Speed
LCR-
816/817/819/821
LCR-826/827/829
Slow
896ms
Please refer to the
Handler timing
diagram on page
119 for details.
Medium
286ms
Fast
135ms
Equivalent circuit Parallel
L/R, L/Q, C/D, C/R, R/Q
Serial
L/R, L/Q, C/D, C/R, R/Q, Z/θ
Trigger Auto/Manual
Average
1-255
Battery
3V-DC lithium ion (*BR-2/3A) used for memory and
calibration data backup. (Recommended replacement
every three years.
*The battery should only be replaced by a GW Instek
approved service center.
Memory
100 blocks of memory
Display
240X128 dot matrix C.C.F.L. back lit LCD (contrast
adjustable)
Test voltage
LCR-817/819/827/829/821 LCR-816/826
5mV~1.275V (5mV steps) 0.1V~1.275V (5mV steps)
Note: When the test frequency is at 200kHz, test
voltage must be greater than 100mV.
DC bias
Internal
2V
External
Up to 30VDC (200mA max), tolerable
up to 35VDC.
Operation
Environment
Indoor use
Altitude up to 2000M
Installation category II
Pollution degree 2
Operating temperature 10°C~50°C, <85% relative
humidity
Storage
Environment
-20°C~60°C