Tonghui Electronics TH2826/A, Руководство по эксплуатации

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TH2826 Operation manual Ver1.0
◇ 65
6.3.3Cable length factor
Cable length 0m 1m
(100kHz
max)1.5+0.015*f[kHz]
D 1
(100.1kHz
min)1.5+0.3*f[kHz]
6.3.4 Temperature factor
Temperature Operation temperature=T
℃
E 0.1*basic accuracy*(T-20)
Basic accuracy table 1(0.010V to 0.049V)
When range>=100
Ω
Basic accuracy
| [ ] [ ] |
( )
[ ]
B Zx Range
A
Range
× Ω − Ω
= ± +
Ω
When range <100
Ω
Basic accuracy =
| [ ] 10 [ ] |
( )
[ ]
B Range Zx
A
Range
× Ω × − Ω
= ± +
Ω
Zx:sample value of impedance Z
A,B:Basic accuracy factor
Accuracy factor of Z(%)
： value A ， B in group 1
Accuracy factor of
θ
(
°
)
：
value A
，
B in group 2
When
1.001 f MHz
>=
,basic accuracy must multiply (f
[
MHz
]
+3)/4.
Table 6-5 Basic accuracy 1(0.010V to 0.049V)
*1 Range 20Hz-99.9Hz 100Hz-1kHz 1.001kHz-10kHz 10.01kHz-100kHz 100.1kHz-1MHz 1.001MHz-5MHz
1M Ω
A=1.5 B=1 A=1 B=0.5 A=1 B=0.5 100k Ω
A=2 B=0.3 A=0.5 B=0.1 A=0.5 B=0.1
A=0.8 B=0.5 A=0.5 B=0.2 A=0.5 B=0.2 A=1.5 B=0.5 10k Ω
A=0.5 B=0.01 A=0.2 B=0.02 A=0.2 B=0.02 A=0.6 B=0.05
A=0.8 B=0.5 A=0.5 B=0.2 A=0.5 B=0.2 A=1.5 B=0.5 3k Ω
A=0.5 B=0.01 A=0.2 B=0.02 A=0.2 B=0.02 A=0.6 B=0.05