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Accelerometer (built-in amplifier), TEDS compatible.
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NP-7320N10

The NP-7320N10 is a 3-axis simultaneous Accelerometer with a built-in preamplifier. It excels at measuring minute vibrations such as ground vibrations and floor vibrations during machine operation. The NP-7320N10 can be directly input to analyzers with built-in constant current drive (CCLD), such as the FFT analyzer DS-5000 series and CF-9000A series. Furthermore, when connected to TEDS-compatible equipment, sensitivity and other information are automatically read, eliminating the need for tedious calibration work. As a result, setting errors during manual calibration are prevented, and setup time is reduced.

Features

Introduction video

TEDS-compatible, high-sensitivity, low-noise
3-axis Accelerometer NP-7320N10

Features

High sensitivity, low noise
It can detect minute vibrations that humans cannot perceive, such as floor vibrations caused by the installation of equipment.

3-axis simultaneous measurement
Compared to single-axis measurement, it enables more precise vibration analysis. It is ideal for structural analysis of buildings, etc.

Waterproof structure IP67 (JIS C 0920:2003)
It has excellent water resistance and can be used outdoors.

Built-in preamplifier
Direct input is possible to devices with built-in constant current drive (CCLD), such as the FFT analyzer DS-5000 series and CF-9000A series.
Since a dedicated amplifier is not required, the equipment is easy to transport and prepare for measurements.

TEDS compatible
There's no need to manually input values during calibration; calibration values can be easily read. This reduces calibration time and prevents human error.

CE compliant
This mark, issued by the European Commission as part of the New Approach Directives (common European laws), indicates that the product meets the essential requirements of each directive, which stipulates the protection of the health and safety of product users and consumers. Therefore, it can be used internationally.

System Configurations

  • System Configurations

Specification

Structure
Built-in preamplifier, 3-axis shared type
Sensitivity direction
Z: Vertical, X, Y: Horizontal
Sensitivity
100 mV/(m/s²) ) ±10% at 31.5 Hz
Frequency range
0.4 Hz to 100 Hz ± 2.5%
0.25 Hz to 200 Hz ± 1 dB
0.1 Hz to 400 Hz +1dB / -3dB
Lateral sensitivity
-30 dB or less
Maximum allowable acceleration
35 m/s2
Impact resistance
500 m/s 2 or more
Output Impedance
100 Ω or less
Power supply
Constant current drive
2.0 mA to 5.0 mA
Power supply voltage
15V to 30V
Sensor noise
2.8 μVrms or less (Measurement frequency range: 50–200 Hz)
(Sensitivity conversion acceleration 28 μm/s 2 rms or less)
Environmental resistance
Waterproof IP67 (JIS C 0920:2003)
Grounding / Insulation
Case grounding
Operating temperature range
-10 to 50 °C
Storage temperature range
-20 to 60 °C, no condensation.
Outline drawings
⌀ 74 × 41 (H) mm (excluding protrusions)
Outline drawings
Case material
aluminum
Weight
Approximately 500g
Sensor installation
3-leg adapter (installed using the 3 legs attached to the main unit)
Connection connector
ER04-R8M type: Circular 8-pin connector
Accessories
• Connection cable (0.35 m, pre-installed on the unit)
• Instruction manual (in Japanese)
• Shipping test results report
Option
NP-0732 Splitter signal cable
NP-0733 Signal Cable (5 m)
NP-0734 Signal Cable (10 m)
*Detailed specifications are listed on a separate page.