A Specifications of CSD-709
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A
Specifications of CSD-709
A.1 Analog Specifications
Bridge power supply 10 ± 0.5 VDC, 60 mA, max (can be changed to 5 VDC or 2.5 VDC)
Applicable transducers
Up to two strain-gage-based transducers (350 ) can be connected to
the equipment in parallel at 10 VDC.
Up to four strain-gage-based transducers (350 ) can be connected to
the equipment in parallel at 5 VDC.
Up to eight strain-gage-based transducers (350 ) can be connected to
the equipment in parallel at 2.5 VDC.
Input sensitivity
0.4 V/d (d = minimum scale)
Input range -3.1 mV/V ~ 3.1 mV/V
Monitor output
Approx. 2 V per 1 mV/V of sensor input (@ 10 VDC of bridge power
supply voltage)
Load resistance: 2 k, min
Non-linearity 0.02 %F.S.±1 digit
Influence of
temperature
Zero point
±0.5 V/°C (for the calibration at input sensitivity of
0.4 V/d or higher)
Sensitivity
±0.0025 %F.S./°C (for the calibration at input sensitivity of
0.4 V/d or higher)
Analog filter
100 Hz (can be changed to 10 Hz, 40 Hz, 400 Hz, 1 kHz, 4 kHz, 10 kHz,
or 30 kHz)
Digital low-pass filter 40 times/s: 0 (Off) ~ 4 Hz
400 times/s: 0 (Off) ~ 40 Hz
4 000 times/s: 0 (Off) ~ 400Hz
AD sampling 4 000 times/s (can be changed to 40 or 400 times/s)
AD internal resolution 24-bit
CHECK value
Approx. 0.3 mV/V (The value can be set at an increment of 0.1 mV/V
within a range of about 0.1 mV/V ~ 2.0 mV/V.)
* Minebea’s standard extension cable CAB-502 (4-core cable) having a
length of not more than 30 m shall be used. When a Zener barrier is
used, this requirement is not applied.
Analog peak hold Response speed According to the characteristics of the analog filter
Accuracy 0.1 %F.S., max