Second Key Functions - AD Instruments AD2821A Manual De Operación

AD2821A OPERATION MANUAL
G
Note：
How to calculate the measurement range
Example: Assume capacitance C=210pF, dissipation D=0.0010 and
test frequency f=1 kHz.
Solution:
1
Z R
= +
X X
j 2 fC
π
X
1
Z
≈ =
X
2 fC 2 . 3
π ×
X
From the Table 4-2, we can get the correct measurement range is
No. 2.
4. Data Hold
Press DH key to freeze the display, press DH key again to
release.

3.2.2 Second Key Functions:

1. Correction Function

l Press key to select the second function, "SHIFT"
will be lighted on the screen.
Press CLEAR key to enter the correction function, the
l
following information will be displayed on the screen.
Figure 4-2 Correction Display
1
757 9 .
≈ Ω
9
1416 1000 210 10 −
× × ×
53