Hioki 3522-50, Instruction Manual

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7.5 Test Accuracy
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Zmin = 1.0144 k
Ω
× (1 - 0.1/100 ）≒ 1.0134k Ω
Zmax = 1.0144 k
Ω
×
(1 + 0.1/100
）≒
1.0154k
Ω
θ
min = 78.69 - 0.05 = 78.64 (
θ: |θ|
absolute value)
θ
max = 78.69 + 0.05 = 78.74
Csmin = 1/(Zmax x
ω
x sin
θ
max)
≒
159.81 nF ........-0.12%
Csmax = 1/(Zmin
x
ω
x
sin
θ
min)
≒
160.19 nF .......+0.12%
ω
= 2
x
π
x
f
f: frequency [Hz]
10 mV - 201 mV 501 mV - 1 V -
Coefficient 3 2 1.5 1
Test speed FAST NORMAL SLOW SLOW2
C 5 2 1.5 1
ON OFF
Coefficient 4 1
Cable length 0 m 1 m
D 1
(100 kHz max) 1.5 + 0.015 x f [kHz]
(100.1 kHz min) 1.5 + 0.3 x f [MHz]
Temperature Operating temperature = T
E 0.1 x basic accuracy x |T-23|
From the basic accuracy, find ranges that each of Z and
θ
can take.
From the ranges of Z and
θ,
determine ranges of Cs can take.
Hence the accuracy of Cs is 0.12
2. Test signal level (C)
3. Test speed coefficient (D)
4. DC bias coefficient (E)
5. Test cable length coefficient (F)
6. Temperature coefficient (G)