Strain Module (NDIS) (701270)
Item Specifications
Standard operating conditions Temperature: 23 ± 5°C
Humidity: 20 to 80% RH
After a 30 minute warm-up and after calibration and auto balance
Effective measurement range −FS to +FS (set using upper and lower limits)
Number of input channels 2
Maximum sample rate 100 kS/s
Input type DC bridge (auto balancing), balanced differential input, and isolated
Auto balance type Electronic auto balance
Auto balance range ±10000 μSTR (1 gauge method)
Bridge voltage Select from 2 V, 5 V, 10 V.
Gauge resistance 120 Ω to 1000 Ω (bridge voltage: 2 V)
350 Ω to 1000 Ω (bridge voltage: 2 V, 5 V, and 10 V)
Gauge factor 1.90 to 2.20 (set in 0.01 steps)
Frequency characteristics
1
(−3 dB point a when sine wave
of amplitude ±3 div is applied)
DC to 20 kHz
mV/V range support Supports the strain gauge transducer unit system.
mV/V range = 0.5 × (μSTR range/1000)
Measurement range (FS) and
measurement range
When using STR range
Measurement Range (FS) Measurement Range
500 µSTR −500 µSTR to +500 µSTR
1000 µSTR −1000 µSTR to +1000 µSTR
2000 µSTR −2000 µSTR to +2000 µSTR
5000 µSTR −5000 µSTR to +5000 µSTR
10000 µSTR −10000 µSTR to +10000 µSTR
20000 µSTR −20000 µSTR to +20000 µSTR
When using mV/V range
Measurement Range (FS) Measurement Range
0.25 mV/V –0.25 mV/V to +0.25 mV/V
0.5 mV/V –0.5 mV/V to +0.5 mV/V
1 mV/V –1 mV/V to +1 mV/V
2.5 mV/V –2.5 mV/V to +2.5 mV/V
5 mV/V –5 mV/V to +5 mV/V
10 mV/V –10 mV/V to +10 mV/V
DC accuracy
1
±(0.5% of FS + 5 µSTR)
Maximum input voltage
(at a frequency of 1 kHz or less)
Between Input+ and Input−: 10 V (DC + ACpeak)
Maximum rated voltage to
ground
Between input and case
Between inputs
(at a frequency of 1 kHz or
less)
Between each terminal and earth ground: 42 V (DC + ACpeak) (CAT II, 30 Vrms)
Input connector NDIS connector (Recommended by JSNDI (The Japanese Society for Non-destructive Inspection)
Common mode rejection ratio 80 dB (50 Hz/60 Hz) or more (typical value
2
)
A/D converter resolution 16 bit (4800 LSB/div ±FS: Upper = +FS, Lower = −FS)
Temperature coefficient Zero point: ±5 μSTR/°C (typical value
2
)
Gain: ±(0.02% of FS)/°C (typical value
2
)
Bandwidth limit Select from Full, 1 kHz, 100 Hz, and 10 Hz
Cut-off characteristics: −12 dB/OCT (typical value
2
)
Function mV/V support. Supports the strain gauge transducer unit system.
Standard accessories NDIS connector (for external connection: PRC03-12A10-7M10.5 by Tajimi) A1002JC: 2 pieces
Compatible accessories (sold
separately)
Recommended bridge head 701955 (NDIS 120 Ω, enhanced shield version, comes with a 5-m
cable)
Recommended bridge head 701956 (NDIS 350 Ω, enhanced shield version, comes with a 5-m
cable))
6.13 Module Specifications
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