Vibration Measuring System

Vibration Switch(VM-90M Series)

Analog type which has lots of achieved hazard prevention
Widely used and long-selling device.
Vibration Switch(VM-90M Series)

Features

■Corresponds to all kind of pickup
■Easy installation : stationary, panel housed or wall-mounted
■Customizable power supply, alarm delay time and so on

Suitable pickups

Type VP-3144
C/D
*1
VP-3213
AC/AD
*1
VP-3223
AC/AD
*1
VP-A52IW VP-3133 HEX/VEX VP-3134 AEX
Pickup 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) 10mV / (mm/s)
Natural frequency 14 Hz 4.5 Hz 35,000 Hz 4.5 Hz 14 Hz
Operational temperature range -20 to +80 ゚C -20 to +70 ゚C -30 to +110 ゚C -20 to +70 ゚C
Structure Drop-proof (Equivalent to IP32) Insulative and water proof Flame-proof (EX d ⅡBT4Gb)
Outward
appearance
VP-3144 C/D VP-3213 AC/AD

Horizontal only

VP-3223 AC/AD

Vertical only

VP-A52IW VP-3133HEX,VP-3133VEX VP-3134AEX
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 pickup for high temperature or waterproof are also available. Please refer to pickup pages

Specifications

Type Monitor for displacement Monitor for velocity Monitor for acceleration
VM-90 MED VM-90 MEV VM-90 MEA
Frequency range 15 to 500 Hz +0.5 dB -3 dB
20 to 500 Hz ±0.5 dB
15 to 1,000 Hz +1 dB -3 dB
20 to 850 Hz ±1 dB
10 to 8,000 Hz ±3 dB
20 to 5,000 Hz ±1 dB
Measurement range
(full scale) *1
Select from 0 to 20 μmp-p,
0 to 50 μmp-p, 0 to 100 μmp-p,
0 to 200 μmp-p, 0 to 500 μmp-p
Select from 0 to 1 mm/s,
0 to 2 mm/s, 0 to 5 mm/s,
0 to 10 mm/s, 0 to 20 mm/s,
0 to 50 mm/s
Select from 0 to 1 m/s2, 0 to 2 m/s2,
0 to 5 m/s2, 0 to 10 m/s2,
0 to 20 m/s2, 0 to 50 m/s2,
0 to 100 m/s2
Alarm step 2 steps
DC output
(for recorder)
4 to 20 mA (at the load 0 to 300 Ω)
1 to 5 V (100 kΩ or more, 250 Ω connection to outside)
Alarm action Activated over alarm setting value (time constant : approx. 3 seconds)
Ararm setting range Possible to set 10 to 100% of full scale
Alarm contact 1C contact for each alarm
Alarm contact capacity AC250 V 3.0A/DC24 V , 3.0 A (at resistive load)
Alarm reset Automatic
Operating temperature/
humidity range
0 to 50 ゚C 0 to 85%RH (Non-condensing)
Power supply AC100 V or 110 V *2 (+10%/-15%), 50/60 Hz
Power consumption 15 VA or less
Size/Mass 200 (W) x 103 (D) x 105 (H) mm (excluding connectors etc.) /2 kg

*1 Please inform us the measurement range
*2 AC 200 / 220 V is optional

Outward dimensions

  • Outward Dimensions - Supenor type