ONOSOKKI DS-0501, Instruction Manual, Page: 43 / 62

4. 3. 2 DS - 0532/ 0534 100kHz Input Unit Specifications
Number of input channels
DS - 0532 2 ch
DS - 0534 4 ch
Input terminal shape BNC
Input impedance 1 M Ω ± 0. 5 % 100 pF or less
Input format
Single end
・ Each channel isolated ( always)
Isolation
42. 4 Vpk
・ Between BNC ground and frame ground, and between each BNC ground
Input coupling
AC - 3 dB at 0. 5 Hz ± 10 %
DC AC set automatically when using CCLD
Sensor power supply ( CCLD) + 24 V ( 4 mA)
Disconnection detection function Disconnection of cable detected when using CCLD
TEDS function
・ Acceleration sensor of IEEE 1451. 4 Ver. 0. 9/ 1. 0 and microphone supported
・ Power sensor of IEEE 1451. 4 Ver. 1. 0 supported
Input voltage range - 30/ 0/ + 30 dBVrms ( 3 ranges)
Maximum input voltage 30 Vrms ( 42. 4 Vpk)
Absolute maximum input voltage 50 Vpk ( DC to 100 kHz)
DC offset - 60 dB FS ( auto - zero on, DC connected)
Input level monitor Red LED turned on by excessive input ( turned on at range FS)
Frequency range DC to 100 kHz
Sampling frequency Frequency of 2. 56 times the frequency range ( maximum 256 kHz)
Frequency accuracy ± 50 ppm
A/ D converter 24 bit ΔΣ type
Dynamic range
120 dB
( 100
- kHz range, 0 - dBVr range, analysis for 4096 points, 1 kHz or more)
Harmonic distortion
Less than 20 kHz - 80 dB
20 kHz or more - 75 dB
Aliasing - 93 dB or less
Amplitude flatness
Less than 20 kHz ± 0. 1 dB
20 kHz or more ± 0. 2 dB
Full scale accuracy ± 0. 1 dB ( at 1 kHz)
Amplitude linearity ± 0. 0015 % ( in full scale)
Channel - to - channel cross - talk - 100 dB or less ( at 1 kHz, 0 - dBVr range)
Channel - to - channel gain accu-
racy ( within the same range)
Less than 20 kHz ± 0. 1 dB
20 kHz or more ± 0. 2 dB
4. DS - 0523/ 0526/ 0532/ 0534 Input Unit
4. 3 Input Unit Specifications
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