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Voltech AT5600 - LSB and LPB Tests

Voltech AT5600
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C H A P T E R 10 S P E C I F I C A T I O N S
AT5600 User Manual 98-119 issue 14 Page 222
10.2.14. LSB AND LPB Tests
The accuracy is based on the chosen test conditions, and is given by:
where:
A
T
is the total accuracy (%)
A
R
is the basic relative accuracy (%)
A
C
is the calibration accuracy (%)
A
V
is the correction for voltage level (%)
A
I
is the correction for current level (%)
A
Q
is the correction for Q factor (%)
where:


󰇛

󰇜
 󰇛

󰇜


󰇟 󰇛
󰇜󰇠
 󰇛

󰇜
where:
F
M
is the test frequency (Hz)
V
M
is the measured voltage (V)
I
M
is the measured current (A)
I
B
is the bias current (A)
Q
M
is the measured Q factor

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