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Hioki 8938 FFT Analog Input Module
for the Hioki Memory HiCorder

  • Used with the Hioki  8860-50 and 8861-50 Memory Hicorder
  • Also Compatible with the Hioki 8826, 8835, 8835-01, 8841, 8842, 8720

Hioki 8938 is equipped with circuits for two independently usable input channels. Simply slide the 8938 into the HiCORDER Series for use.

Click here for larger image - Hioki 8938 FFT Analog Unit; Input Unit for the Hioki 8860 50 and Hioki 8861-50Click here for larger image - Hioki 8938 FFT Analog Unit; Input Unit for the Hioki 8860 50 and Hioki 8861-50
Hioki 8938 Shown

Product Information

Datasheet 2.6 MB

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Specifications

Specifications

Description
Measurement Functions Number of Channels 2
Type of Measurement Voltage  Measurements
Input Connectors Insulated BNC (Input isolated from output, inter-channel isolation)
Voltage Measurement Range 5 mV to 20 V/division, 12 ranges, the measurement resolution is 1/80 of range
AC voltage for possible measurement/display using the memory function: 280 Vrms (When attached to recorder where full-scale (f.s.) = 20 divisions)
10mV to 50V/division, 12 ranges, the measurement resolution is 1/160 of range
AC voltage for possible measurement/display using the memory function: 280Vrms (When attached to recorder where full-scale (f.s.) = 10 divisions)
Low-pass filter: 5/500/5 k/100 kHz
Anti-aliasing filter Cutoff frequency 20/40/80/200/400/800/2 k/4 k/8 k/20 k/40 kHz auto-select (linked to frequency range)
Maximum sampling rate  1 MS/s (2-channel simultaneous sampling)
Accuracy DC amplitude ±0.4 %f.s.
Zero-position  ±0.1 %f.s.
Zero-position -50 % to 150 %, 1 % step (With zero-adjustment function)
Frequency characteristics DC to 400 kHz ±3 dB with AC coupling: 7 Hz to 400 kHz ±3 dB
Max. allowable input 400 V DC
Max. rated voltage to earth 370 Vrms AC, DC
Dimensions and Weight approx. 170 (6.69in) W × 20 (0.79in) H × 148.5 (5.85in) D mm
approx. 290 g (10.2 oz)
 
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