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Home Test and Measurements Vibration Switch (VM-90A)
MINIATURE ROUND NOSE PLIERS - P-39
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Vibration Switch (VM-90M series)
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IMV

Vibration Switch (VM-90A)

Application

Measuring System

Brand

IMV

Sub Categories

Reliability & Durability Test and Measurements

Category: Test and Measurements
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  • Description
  • Specification
Description

Compact popular type

A popular vibration monitor specialized in low cost and control function. It is suitable for automatic control when abnormal vibration occurs.

Features

Low cost

Changeover type for measurement mode and range

Two step alarm setting, level outputs available

Applicable with intrinsic safety proof sensors

Application Examples

A vibration switch is connected to a sensor installed in a machine tool, crusher, centrifugal separator, cooling tower, etc. Maintenance monitoring can be performed to stop operation if there is abnormal vibration in the equipment.

Machine tool, crusher etc.

Centrifugal separator

Cooling tower

Outline Drawing

Specification

Standard

ItemSpecification
Frequency rangeAcceleration8 Hz to 8 kHz, -3 dB (10 Hz to 5 kHz, ±1 dB)
Velocity10 Hz to 1kHz, ±1.5 dB
Displacement10 Hz to 300 Hz, ±1.5 dB
Measurement rangeAcceleration10,100 m/s²
Velocity10, 100 mm/s rms
Displacement100, 1,000 μmp-p
Alarm outputIndividual level setting (upper 2 steps ) : 10 to 100 %
Individual 1c contact : maximum capacity DC30 V, 1A
Delay time setting : 1 to 10 seconds
Automatic reset
Level outputDC4 – 20 mA (maximum load resistance 300Ω)
Monitor outputAC3 VP-P full scale
DC2 V full scale
Power supplyAC100 V±10 V, 47 to 63Hz
Power consumption4VA or smaller
Operational temperature /
humidity range
0 to +50゚C, 35 to 95%RH (non-condensing)
Mass / Size74(W) X 72(D) X 90(H) mm / approx. 250g

Standard composition
・Standard type

ItemNotes
Pickup (VP-A52IW)Piezoelectric accelerometer
Pickup cable5 m long cable* with a pick up connector and waterproof cap
Standard accessories● screw for pickup attachment M6, hexagonal hole
● sems screw for main body installation
● hex key wrench
● instruction manual
(with test certification)

* Other lengths available on request.
* Please check the specification sheet for details.

・Intrinsically safe explosion-proofing type

ItemNotes
Pickup (HS-100I)Piezoelectric accelerometer
Pickup cable5 m long cable* with a pick up waterproof connector
Standard accessories● screw for pickup attachment M6, hexagonal hole
● instruction manual
(with test certification)

* Other lengths available on request.
* Please check the specification sheet for details.

Related products

Seismic Monitoring System (SW-72R)

Seismometer Calibration System PET-0A & PET-03H

Seismic Monitoring System SW-74

Data Acquisition Analysis System Wave Stocker (VM-0330/16)

A-Series (High Grade Range)

Low Frequency Vibration Signal Conditioner (VM-5123/6)

Digital Charge-input Vibrometer (VM-1970)

K2 Data Viewer

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