![Vibration Switch (VM-90M series)](https://we-are-imv.com/wp/wp-content/uploads/2022/09/vm-90m-1.jpg)
Vibration Monitoring System
Vibration Switch
(VM-90M series)
Analog type which has lots of achieved hazard prevention
Widely used device with a long sales history.
Features
Corresponds to all kind of sensors
Easy installation: stationary, panel housed or wall-mounted
Customizable power supply, alarm delay time and so on
Suitable Sensors
Model | VP-3144C/D*1 | VP-3213AC/AD*1 (Horizontal only) |
VP-3223AC/AD*1 (Vertical only) |
VP-A52IW | VP-3133HEX (Horizontal only) VP-3133VEX (Vertical only) |
VP-3134AEX |
---|---|---|---|---|---|---|
Sensor type | Electrodynamic velocity type | Piezoelectric accelerometer | Electrodynamic velocity type | |||
Sensitivity | 10 mV/ (mm/s) |
17.5 mV/(mm/s) | 5 mV/ (m/s2) |
17.5 mV/ (mm/s) |
10 mV/ (mm/s) |
|
Natural frequency | 14 Hz | 4.5 Hz | 35,000 Hz | 4.5 Hz | 14 Hz | |
Operational temperature range | -20 to +80℃ | -20 to +70℃ | -30 to +110℃ | -20 to +70℃ | ||
Structure | Drop-proof (Equivalent to IP32) | Insulative and water proof | Flame-proof (EX d ⅡBT4Gb) | |||
Outward appearance | ![]() |
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Notes | Suitable for monitoring of medium frequency displacement or velocity |
Suitable for monitoring of low frequency displacement or velocity | Suitable for monitoring of acceleration |
Suitable for monitoring of low frequency displacement or velocity |
Suitable for monitoring of medium frequency displacement or velocity |
*1 Cable connection method C: G 1/2 pipe thread/D: direct connection of clamp
*Another sensor for high temperature or waterproof are also available.
Outline Drawings
*Include Imperial measurements
Unit: mm
![VP-3364 A](/assets/images/business/products/item/vibrograph-vm90m/img_dimension_01.png)