Vibration Switch （VM-90A）

Application

Measuring System

Brand

IMV

Sub Categories

Reliability & Durability Test and Measurements

Standard

Item	Specification
Frequency range	Acceleration	8 Hz to 8 kHz, -3 dB (10 Hz to 5 kHz, ±1 dB)
	Velocity	10 Hz to 1kHz, ±1.5 dB
	Displacement	10 Hz to 300 Hz, ±1.5 dB
Measurement range	Acceleration	10,100 m/s²
	Velocity	10, 100 mm/s rms
	Displacement	100, 1,000 μmp-p
Alarm output	Individual 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 output	DC4 – 20 mA (maximum load resistance 300Ω)
Monitor output	AC3 VP-P full scale DC2 V full scale
Power supply	AC100 V±10 V, 47 to 63Hz
Power consumption	4VA or smaller
Operational temperature / humidity range	0 to +50ﾟC, 35 to 95%RH (non-condensing)
Mass / Size	74(W) X 72(D) X 90(H) mm / approx. 250g

Standard composition
・Standard type

Item	Notes
Pickup (VP-A52IW)	Piezoelectric accelerometer
Pickup cable	5 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

Item	Notes
Pickup (HS-100I)	Piezoelectric accelerometer
Pickup cable	5 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.

Application	Measuring System
Brand	IMV
Sub Categories	Reliability & Durability Test and Measurements

Category: Test and Measurements

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

Item	Specification
Frequency range	Acceleration	8 Hz to 8 kHz, -3 dB (10 Hz to 5 kHz, ±1 dB)
	Velocity	10 Hz to 1kHz, ±1.5 dB
	Displacement	10 Hz to 300 Hz, ±1.5 dB
Measurement range	Acceleration	10,100 m/s²
	Velocity	10, 100 mm/s rms
	Displacement	100, 1,000 μmp-p
Alarm output	Individual 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 output	DC4 – 20 mA (maximum load resistance 300Ω)
Monitor output	AC3 VP-P full scale DC2 V full scale
Power supply	AC100 V±10 V, 47 to 63Hz
Power consumption	4VA or smaller
Operational temperature / humidity range	0 to +50ﾟC, 35 to 95%RH (non-condensing)
Mass / Size	74(W) X 72(D) X 90(H) mm / approx. 250g

Item	Notes
Pickup (VP-A52IW)	Piezoelectric accelerometer
Pickup cable	5 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)

Item	Notes
Pickup (HS-100I)	Piezoelectric accelerometer
Pickup cable	5 m long cable* with a pick up waterproof connector
Standard accessories	● screw for pickup attachment M6, hexagonal hole ● instruction manual (with test certification)

Vibration Switch （VM-90A）

Features

Application Examples

Outline Drawing

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