Vibration Monitoring Systems
DC4-20mA Output Accelerometer
- Amplifier unit is not necessary
- Can be monitored a measurement value of acceleration and velocity.
Easily founded bearing or imbalance.
Features
- ■Small size, light weight
- Easy installation with only one screw.
- ■Alarm controllers is not necessary
- With direct connection of sensor cable to an external display, trend monitoring is available.
- ■Varied lineup according to field environment
- Waveform output or waterproof type is available.
- ■Choice of studs for easy setup
Basic connection example
(common for all type)
Application example
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- Rotating machinery such as pump or blower
- With direct connection of sensor cable to an external display, trend monitoring is available.
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- Vibration monitoring for machine tool
- Can be monitored a measurement value of acceleration and velocity. Easily founded bearing abnormality.
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- FFT
- Vibration precise analysis is available if connected to FFT analyzer. (Requires DC 24 V)
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- Connection to higher system
- Direct connection to DCS PLC. No need to attach on the wall.
Specifications
| Output type / Model |
Velocity (current output) VP-420 |
Velocity (current output) ＋ Acceleration waveform (current output) VP-421 |
Acceleration (current output) VP-422 |
|---|---|---|---|
| Frequency range | 10 Hz to 1kHz, ± 5 % (ISO10816) |
10 Hz to 1 kHz, ± 5 % (ISO10816) |
10 Hz to 5 kHz, ± 3 dB |
| Measurement range *1 |
10, 20, 25, 50, 100 mm/s rms | 10, 20, 25, 50, 100 mm/s rms | 9.8, 19.6, 49, 98, 980 m/s2 rms |
| Output sensitivity | 4 to 20 mA / 0 to full scale | 4 to 20 mA / 0 to full scale Acceleration waveform：5 mV / (m/s2) 10.2 mV / (m/s2) |
4 to 20 mA / 0 to full scale |
| Voltage supply | DC15 to 30 V, 30 mA or more | ||
| Warm-up time | Approx. 2 seconds | ||
| Output impedance | DC24 V, maximum 600 Ω | ||
| Insulation resistance | DC500 V, 100 MΩ or more | ||
| Operating temperature range |
-25 to 90 ℃ | ||
| Cable length *1 | Standard 5 m (maximum 1,000 m) | ||
| Weight | Approx. 150 g (Cable is not included) | ||
| Protection structure | Drop-proof direct connection cable type： IP65 (dust-proof, drop-proof) Waterproof connector type ： IP67 (dust-proof, waterproof) Water resistant type： IP68 (dust-proof, perfect waterproof： water depth 100 m, 10 bar) |
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Please inform us the full scale value. Acceleration output + acceleration waveform output type (VP-423) is also available.
Outward dimension (We have three types regardless of output type)
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Drop-proof direct connection cable type
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Waterproof connector type
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Water resistant type
Option
| Model | MS-AS001 | MS-AS002 | MS-AS003 | MS-AM005 | MS-AC011-5 |
|---|---|---|---|---|---|
| Item | Quick fit (glue) |
Quick fit （M8 male） |
Quick fit （M6 male） |
Quick fit （magnet） |
Connector cable 5 m apply to water proof type |
| Image piccture |  |
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