| Features |
Ultra compact,
lightweight |
Compact,
lightweight |
Compact,
lightweight |
Compact,
general-purpose usage |
General-purpose usage |
General-purpose usage, floating |
| Structure |
Shear type |
Shear type |
Shear type |
Shear type |
Shear type |
Shear type |
| Model |
NP-3211 |
NP-3418 |
NP-3412· 3414 |
NP-3110 |
NP-3120 |
NP-3121 |
| Appearance |
|
|
|
|
|
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| Sensitivity*1 |
1.02 mV/(m/s2) ±15 % |
1.0 mV/(m/s2)±1 dB |
1.0 mV/(m/s2)± 1dB |
0.5 mV/(m/s2)±1dB |
1.0 mV/(m/s2)±1 dB |
1.0 mV/(m/s2)±1 dB |
| Resonant Frequency |
approx. 50 kHz |
approx. 46 kHz |
approx. 47 kHz |
approx. 45 kHz |
approx. 50 kHz |
approx. 50 kHz |
| Frequency Response range |
1 Hz to 10 kHz±5 %
0.7 Hz to 13 kHz±10 % |
2 Hz to 6 kHz±0.5 dB |
2 Hz to 8 kHz±0.5 dB |
5 Hz to 6 kHz±0.5 dB |
5 Hz to 5 kHz±0.5 dB |
5 Hz to 5 kHz±0.5 dB |
| 0.3 Hz to 20 kHz±3 dB |
0.8 Hz to 16 kHz±3 dB |
0.8 Hz to 16 kHz±3 dB |
5 Hz to 15 kHz±3 dB |
5 Hz to 12 kHz±3 dB |
5 Hz to 10 kHz±3 dB |
| Maximum allowable acceleration |
4,900 m/s2 |
2,200 m/s2 |
2,200 m/s2 |
4,400 m/s2 |
2,200 m/s2 |
2,200 m/s2 |
| Maximum shock resistance |
98,000 m/s2 |
10,000 m/s2 |
10,000 m/s2 |
100,000 m/s2 |
100,000 m/s2 |
10,000 m/s2 |
| Operating Temperature range |
−54 to + 121 ℃ |
−30 to + 110 ℃ |
−30 to + 110 ℃ |
−20 to + 110 ℃ |
−20 to + 110 ℃ |
−20 to + 110 ℃ |
| Output impedance |
300 Ω or less |
100 Ω or less |
100 Ω or less |
100 Ω or less |
100 Ω or less |
100 Ω or less |
| Detector noise |
approx. 20 µVrms
approx. 0.02 m/s2 rms |
20 µVrms or less
0.02 m/s2 rms or less |
20 µVrms or less
0.02 m/s2 rms or less |
20 µVrms or less
0.04 m/s2 rms or less |
20 µVrm s or less
0.02 m/s2 rms or less |
20 µVrms or less
0.02 m/s2 rms or less |
| Power requirement |
18 to 30 VDC
2 to 20 mA
Constant current drive |
15 to 25 VDC
0.5 to 5 mA
Constant current drive |
15 to 25 VDC
0.5 to 5 mA
Constant current drive |
12 to 25 VDC
0.5 to 5 mA
Constant current drive |
15 to 25 VDC
0.5 to 5 mA
Constant current drive |
15 to 25 VDC
0.5 to 5 mA
Constant current drive |
| Weight |
0.5 g |
1.9 g |
NP-3412: 5.5 g
NP-3414: 3.5 g |
5.4 g |
20 g |
34 g |
| Ground /insulation |
Case ground
(surface insulation) |
Case ground |
Case ground |
Case ground |
Case ground |
Mounting surface insulation |
| Case material |
Aluminum |
Titanium |
SUS303 |
Titanium |
SUS303 |
SUS303 |