Acceleration measurement unit NR-CA04

NR-CA04 - Acceleration measurement unit

  • CE Marking
  • CSA

Specifications

Model

NR-CA04 *1

Type

Acceleration measurement unit

Input method

Charge output sensor input / Single-end input, channels not insulated from each other; input channels switchable between insulated and not insulated from other units (PC)

Number of channels

4 ch*2

Measurement cycle

Maximum sampling cycle: 10 µs (100 kHz) to 60 s

A/D converting system

Delta-sigma method, simultaneous sampling of all channels

A/D resolution

16 bit

Low pass filter

PASS, 100 Hz, 1 kHz, 10 kHz (−12 dB/oct)

Maximum input rating

±25 V

±50,000 pC

Withstand voltage

Input to system bus/earth

300 VAC (50/60 Hz) for 1 minute

Connector format

Charge output sensor input: Miniature (10-32UNF); Voltage input/output (built-in pre-amplifier)
Sensor input: Non-insulated BNC connector

Input impedance

100 kΩ ±1%, approx. 38 pF

Input type

Sensor input

±50000 m/s2 ±164042.0 ft/s2, ±20000 m/s2 ±65616.8 ft/s2, ±10000 m/s2 ±32808.4 ft/s2, ±5000 m/s2 ±16404.2 ft/s2,
±2000 m/s2 ±6561.7 ft/s2, ±1000 m/s2 ±3280.8 ft/s2, ±500 m/s2 ±1640.4 ft/s2, ±200 m/s2 ±656.2 ft/s2,
±100 m/s2 ±328.1 ft/s2, ±50.0 m/s2 ±164.0 ft/s2, ±20.0 m/s2 ±65.6 ft/s2, ±10.0 m/s2 ±32.8 ft/s2, ±5.00 m/s2 ±16.4 ft/s2,
±2.00 m/s2 ±6.6 ft/s2, ±1.00 m/s2 ±3.3 ft/s2 (with acceleration (unit setting: m/s2 ft/s2))

Voltage input

±10 V, ±5 V, ±2 V, ±1 V, ±500 mV, ±200 mV, ±100 mV, ±50 mV

Input coupling

Sensor input

Charge output / Voltage output (built-in pre-amplifier) / Charge output - RMS /
Voltage output (built-in pre-amplifier) - RMS

Voltage input

AC/DC/AC-RMS/DC-RMS

Input frequency band

Electric charge output type

1.5 Hz (−3 dB typ.) to 45 kHz (±0.5 dB)

Voltage output type (with built-in preamplifier) AC/AC-RMS

1.0 Hz (−3 dB typ.) to 45 kHz (±0.5 dB)

DC/DC-RMS

45 kHz DC max. (±0.5 dB)

Measurement accuracy

Electric charge output type

±0.9% of F.S. at [Sensor sensitivity] × [Setting range] ≥ 20 pC

Voltage output type (with built-in preamplifier)

±0.25% of F.S. at [Sensor sensitivity] × [Setting range] ≥ 200 mV

Voltage

±10 V to ±100 mV range: ±0.1% of F.S.
±50 mV range: ±0.15% of F.S.

Measurement range

±10 V

Measurable range: −11.0000 to +11.0000 V, Display resolution: 0.5 mV*3

±5 V

Measurable range: −5.5000 to +5.5000 V, Display resolution: 0.2 mV*3

±2 V

Measurable range: −2.2000 to +2.2000 V, Display resolution: 100 μV*3

±1 V

Measurable range: −1.1000 to +1.1000 V, Display resolution: 50 μV*3

±500 mV

Measurable range: −550.00 to +550.00 mV, Display resolution: 20 μV*3

±200 mV

Measurable range: −220.00 to +220.00 mV, Display resolution: 10 μV*3

±100 mV

Measurable range: −110.000 to +110.000 mV, Display resolution: 5 μV*3

±50 mV

Measurable range: −55.000 to +55.000 mV, Display resolution: 2 μV*3

±50000 m/s2 ±164042.0 ft/s2

Measurable range: −55000 to +55000 m/s2 -180446.2 ft/s2 to +180446.2 ft/s2, Display resolution: 2 m/s2 6.6 ft/s2*3

±20000 m/s2 ±65616.8 ft/s2

Measurable range: −22000 to +22000 m/s2 -72178.5 ft/s2 to +72178.5 ft/s2, Display resolution: 1 m/s2 3.3 ft/s2*3

±10000 m/s2 ±32808.4 ft/s2

Measurable range: −11000 to +11000 m/s2 -36089.2 ft/s2 to +36089.2 ft/s2, Display resolution: 0.5 m/s2 1.6 ft/s2*3

±5000 m/s2 ±16404.2 ft/s2

Measurable range: −5500 to +5500 m/s2 -18044.6 ft/s2 to +18044.6 ft/s2, Display resolution: 0.2 m/s2 0.7 ft/s2*3

±2000 m/s2 ±6561.7 ft/s2

Measurable range: −2200 to +2200 m/s2 -7217.8 ft/s2 to +7217.8 ft/s2, Display resolution: 0.1 m/s2 0.3 ft/s2*3

±1000 m/s2 ±3280.8 ft/s2

Measurable range: −1100 to +1100 m/s2 -3608.9 ft/s2 to +3608.9 ft/s2, Display resolution: 0.05 m/s2 0.16 ft/s2*3

±500 m/s2 ±1640.4 ft/s2

Measurable range: −550 to +550 m/s2 -1804.5 ft/s2 to +1804.5 ft/s2, Display resolution: 0.02 m/s2 0.07 ft/s2*3

±200 m/s2 ±656.2 ft/s2

Measurable range: −220 to +220 m/s2 -728.1 ft/s2 to +728.1 ft/s2, Display resolution: 0.01 m/s2 0.03 ft/s2*3

±100 m/s2 ±328.1 ft/s2

Measurable range: −110 to +110 m/s2 -360.9 ft/s2 to +360.9 ft/s2, Display resolution: 0.005 m/s2 0.0164 ft/s2*3

±50 m/s2 ±164.0 ft/s2

Measurable range: −55 to +55 m/s2 -180.4 ft/s2 to +180.4 ft/s2, Display resolution: 0.002 m/s2 0.0066 ft/s2*3

±20 m/s2 ±65.6 ft/s2

Measurable range: −22 to +22 m/s2 -72.2 ft/s2 to +72.2 ft/s2, Display resolution: 0.001 m/s2 0.0033 ft/s2*3

±10 m/s2 ±32.8 ft/s2

Measurable range: −11 to +11 m/s2 -36.1 ft/s2 to +36.1 ft/s2, Display resolution: 0.0005 m/s2 0.0016 ft/s2*3

±5 m/s2 ±16.4 ft/s2

Measurable range: −5.5 to +5.5 m/s2 -18.0 ft/s2 to +18.0 ft/s2, Display resolution: 0.0002 m/s2 0.0007 ft/s2*3

±2 m/s2 ±6.6 ft/s2

Measurable range: −2.2 to +2.2 m/s2 -7.2 ft/s2 to +7.2 ft/s2, Display resolution: 0.0001 m/s2 0.0003 ft/s2*3

±1 m/s2 ±3.3 ft/s2

Measurable range: −1.1 to +1.1 m/s2 -3.6 ft/s2 to +3.6 ft/s2, Display resolution: 0.00005 m/s2 0.000164 ft/s2*3

Buffer memory

16M data*4

Warm up time

30 minutes or more*5

Calculationfunction

Single integration (velocity conversion), Double integration (displacement conversion)

Sensor input sensitivity setting range

Electric charge output type

0.01000 to 999.9 pC/(m/s2)

Voltage output type (with built-in preamplifier)

0.01000 to 999.9 mV/(m/s2)

Anti-aliasing filter

fc = Sampling frequency × 49%, −100 dB at sampling frequency
* With a sampling frequency of 1 kS/s or more

Common mode noise reduction ratio

80 dB or more (at max. 60 Hz DC) (typ.)

Crosstalk noise reduction ratio

100 dB or more (typ.)

High pass filter

PASS, 10 Hz (−12 dB/oct)

Disconnection detection function

Available (voltage output (built-in pre-amplifier) models only)

Disconnection detection cycle

Approx. 200 ms

RMS amplitude accuracy

Sine wave: 20 Hz to 1 kHz, ±0.5% of F.S.
Crest factor: 4 or less; Response time: 2600 ms

Residual noise level

Electric charge output type

±0.01% of F.S. (typ.) at [Sensor sensitivity] × [Setting range] ≥ 50 pC
With low-pass filter of 1 kHz

Voltage output type (with built-in preamplifier)

±0.05% of F.S. (typ.) at [Sensor sensitivity] × [Setting range] ≥ 200 mV
With low-pass filter of 1 kHz

Voltage

10 to 200 mV range: ±0.01% of F.S. (typ.)
100 mV/50 mV range: ±0.02% of F.S. (typ.), with low-pass filter of 1 kHz

Sensor power supply

22 V ±10% / 4 mA ±20%

TEDS information

Read sensor information

Rating

Power consumption

3.8 W or less

Environmental resistance

Ambient temperature

0 to +40°C 32°F to 104°F

Relative humidity

10 to 85% RH (no condensation)

Weight

Approx. 270 g 9.53 oz

*1 The above specifications are the values when zero point adjustment is performed after the warm-up period in an environment with a temperature of 23°C ±3°C 73.4°F ±5.4°F.
*2 Max. expansion: 180 ch (with 45 units connected, using NR-X100W), 20 ch (with 5 units connected, using NR-500)
*3 Sensor input with acceleration (unit setting: m/s2 ft/s2)
*4 Limited by the NR-X100W buffer memory when using the NR-X100W.
*5 60 minutes or more when the measurement range is ±50 mV / ±100 mV.

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