Low Frequency Vibration Signal Conditioner (VM-5123/6)
Brand |
IMV |
---|---|
Sub Categories |
Reliability & Durability Test and Measurements |
Application |
Measuring System |
Standard
Item | Specification | Notes |
Measurement channel | Vibration input x 6 (CH1–CH6) Voltage input x 2 (CH7–CH8) | Voltage inputs from servo type accelerometer (single axis type, 3-axis type) Capable of input voltage signal such as noise level meter, pressure meter, thermometer and hygrometer |
Input combination | CH1–CH6 AC/DC CH7–CH8 DC | CH1–CH6 AC : 0.1 Hz–DC : Zero adjustment / Gravity acceleration cancellation CH7–CH8 DC only |
Frequency response | CH1–CH6 0.1 Hz / DC to 12 Hz (±0.5 dB) 0.1 Hz / DC to 30 Hz (±0.5 dB) 0.1 Hz / DC to 60 Hz (±0.5 dB) CH7–CH8 DC to 12 kHz (±0.5 dB) DC to 50 kHz (±0.5 dB) | CH1–CH6 Variable low-pass filter to be set as (fc=20 Hz, 50 Hz, 100 Hz) CH7–CH8 Low-pass filter to be set on or off (fc=20 kHz) |
Measurement range | CH1–CH6 0.01 m/s², 0.1 m/s², 1 m/s², 10 m/s² CH7–CH8 ±5 V full scale voltage signal | ― |
Output signal | ±5 V full scale voltage waveform signal | 1 signal route (for recorder) |
Linearity | ±0.5 % full scale | ― |
Inter range error | ±2 % | ― |
S/N | ≧ 60 dB to 100 dB | ≧ 100 dB (measurement range : 10 m/s²) ≧ 96 dB (measurement range : 1 m/s²) ≧ 80 dB (measurement range : 0.1 m/s²) ≧ 60 dB (measurement range : 0.01 m/s²) |
Calibration signal output | 12 Hz full scale | Calibrated for 0.01 m/s² |
External control | Measurement range low-pass filter | Controlled by TTL level signal |
Power supply | DC9 to 12 V 5A | ― |
Power consumption | 4W | Increases by (0.8 x axis number) W connected with pickups |
Operational temperature range | 0 to + 50 ゚C | ― |
Size / Mass | 240 (W) x150 (D) x35 (H) mm / Approx.920g | ― |
Option | ||
Item | Content | Notes |
Output cable | Mini plug-BNC 1.5 m | ― |
Battery pack | Continuous operation : ≧ 3hrs. for 6ch. | Battery for lap top PC |
Servo type accelerometer (VP-5123HHV) | |
Item | Specification |
Sensitivity direction | HHV 3 directions |
Maximum measurable acceleration | 29.4 m/s² |
Sensitivity | 0.204V m/s² (±5 % ≦) |
Frequency range | DC–100 Hz |
Natural frequency | > 400 Hz |
Linearity | ±0.1 % full scale |
Resolution | ≧ 4.9 x 10‐⁵ m/s2 |
Power supply voltage | DC±11 to 16 V |
Operational temperature range | -25 to + 70 ゚C |
Structure | Dust-proof, Drop-proof (IP65) |
Cable connection | Waterproof connector |
Material | Aluminum die casting |
Mass | 3 |
Self-testing | Non |