266
Plug-in Module Specifications
Maximum channel-to-
channel voltage
Non-isolated (all channels share common GND)
Maximum rated
terminal-to-ground
voltage
30 V rms AC or 60 V DC (between analog input channels and the instrument [LR8450/
LR8450-01])
Anticipated transient overvoltage: 330 V
Input resistance
2 M
Ω
±5%
Data refresh interval
1 ms, 2 ms, 5 ms, 10 ms, 20 ms, 50 ms, 100 ms, 200 ms, 500 ms, 1 s, 2 s, 5 s, 10 s
Low-pass filter
Cutoff frequency
−3 dB ±30%
Auto, 120, 60, 30, 15, 8, 4 (Hz)
Auto: The low-pass filter’s cutoff frequency is automatically set as
described in the following table based on the set data refresh
interval:
Data refresh interval
1 ms
2 ms
5 ms
10 ms 20 ms 50 ms 100 ms 200 ms 500 ms 1 s
2 s
5 s
10 s
120 Hz 60 Hz
30 Hz
15 Hz
8 Hz
4 Hz
4 Hz
4 Hz
4 Hz
4 Hz
4 Hz
4 Hz
4 Hz
Attenuation
characteristics
5th-order Butterworth filter, −30 dB/oct
-2.
Accuracy specifications
Accuracy guarantee
conditions
Accuracy guarantee
period
1 year
Accuracy guarantee
period after adjustment
made by Hioki
1 year
Accuracy guarantee
temperature and
humidity range
23°C ±5°C (73°F±9°F), 80% RH or less
Warm-up time
At least 30 min. after connecting to the LR8450/LR8450-01
Memory HiLogger and turning on the instrument
The conditions have been specified with auto-balance finished and the low-pass filter set
to 4 kHz.
Содержание LR8450
Страница 68: ...64 Observing Waveforms Alarm...
Страница 72: ...68 Observing Waveforms 3 Numerical calculation Numerical calculation results...
Страница 131: ...128 Acquiring Data with a Computer PC...
Страница 175: ...172 Controlling the System...
Страница 233: ...230 Controlling the Instrument with Communication Commands...
Страница 271: ...268 Plug in Module Specifications...