GW Instek GPM-8310, User Manual

Page: 236 / 251

GPM-8310 User Manual
236
Integration
Item Specifications
Mode
Select manual integration mode, standard integration
mode, or repetitive integration mode.
Timer
Automatically stop integration by setting a timer.
Selectable range: 0 hours 00 minutes 00 seconds to
9999 hours 59 minutes 59 seconds
Accuracy
±(Power accuracy (or current accuracy) + 0.1% of
reading) (fixed range)
Range setting Auto range or fixed range is available for Integration
Timer accuracy ±0.02%
Remote control
Start, stop and reset operations are available using
an external remote signal. (option)
Harmonic Measurement
Item Specifications
Measured item Voltage, Current, Power
Measured method Zero-cross simultaneous calculation method
Frequency range 10 Hz to 1.2 kHz.
FFT data length
4096 (Frequency must be 50Hz/60Hz and Update
Rate must be greater than or equal to 0.25S)
Sample rate, window
width, and upper limit of
Analysis orders*
Fundamental
Frequency Sample
rate Window
Width upper limit
of Analysis
orders
45 Hz to 55 Hz f × 512 10 50
54 Hz to 66 Hz f x 512 12 50
FFT data length 1024
Sample rate, window
width, and upper limit of
Analysis orders*
Fundamental
Frequency Sample
rate Window
Width upper limit
of Analysis
orders
10 Hz to 67 Hz f × 1024 1 50
67 Hz to 150 Hz f × 512 2 32
150 Hz to 300 Hz f × 256 4 16
300 Hz to 600 Hz f × 128 8 8
600 Hz to 1200 Hz f × 64 16 4
Accuracy
Frequency Voltage Current Power
10 Hz ≤ f < 45 Hz 0.15% of
reading
0.15% of
reading 0.35% of
reading
+ 0.35%
of range + 0.35%
of range + 0.50% of
range
45 Hz
≤
f < 440 Hz 0.15% of
reading
0.15% of
reading 0.25% of
reading