USER GUIDE Vibration Meter Model VB450
EXTECH INSTRUMENTS Introduction Thank you for selecting the Extech Instruments Model VB450. The VB450 is a portable vibration meter consisting of an acceleration sensor and a digital measurement display circuit. It can be used to measure vibration displacement, speed (or intensity) and acceleration of mechanical equipment. Equipment such as fans, pumps, compressors, motors, etc. can be tested. This device is shipped fully tested and calibrated and, with proper use, will provide years of reliable service.
EXTECH INSTRUMENTS Safety Notes Warning: Use extreme care when using this vibration meter to test mechanical devices. Damage to meter and injury to persons can occur if this meter is used in a manner not specified in this User Guide or if nominal, preparatory safety measures are not taken. Please refer to, and follow, the safety directives below. o Do not take measurements on devices where the range is known to be, or expected to be, outside the specified measurement range of this device.
EXTECH INSTRUMENTS Meter Description 1. LCD Display 2. Three-position switch (selects measurement units) 3. Sensor and magnet 4. Lanyard 5. Power and Data Hold button 6. Service access nut (do not loosen; for service use only) 7. Sensor secure nut (turn counter-clockwise to loosen) Battery Compartment on rear of meter 4 VB450-en-US_V1.
EXTECH INSTRUMENTS Operation Battery Installation and Replacement Remove the rear battery compartment door by sliding in the direction of the arrow. Install or replace 9V battery (observe polarity) and replace the cover. During operation, if the symbol appears in the display the battery needs to be replaced. Selecting units of measure Press and hold the power button. The display will illuminate and an arrow will indicate the units selected.
EXTECH INSTRUMENTS Specifications General Specifications Display Sensor Cable Length Low battery indication Power supply Battery life Operating conditions Storage conditions Dimensions Weight Safety Standards 3 ½ digit LCD (0~1999) Accelerometer (magnetic base) 7.9” (0.2m) coiled cable symbol 9V Battery Approx. 20 hours (alkaline) 32 to 104oF (0 to 40oC) <90% RH 32 to 104oF (0 to 40oC) <80% RH 7.3 x 2.7 x 1.2” (185 x 68 x 30mm) 10.6 oz.
EXTECH INSTRUMENTS Warranty FLIR Systems, Inc. warrants this Extech Instruments brand device to be free of defects in parts and workmanship for one year from date of shipment (a six month limited warranty applies to sensors and cables). If it should become necessary to return the instrument for service during or beyond the warranty period, contact the Customer Service Department for authorization. Visit the website www.extech.com for contact information.
EXTECH INSTRUMENTS Garantie FLIR Systems, Inc. garantit que cet appareil Extech Instruments est exempt de défauts matériaux et de fabrication pendant un an à partir de la date d’envoi (une garantie limitée de six mois s’applique aux capteurs et aux câbles). Si le renvoi de l’appareil pour réparation devient nécessaire durant ou après la période de garantie, contactez le service client pour autorisation. Pour obtenir les coordonnées, visitez le site Web suivant : www.extech.com.
EXTECH INSTRUMENTS Garantía FLIR Systems, Inc., garantiza este dispositivo marca Extech Instruments para estar libre de defectos en partes o mano de obra durante un año a partir de la fecha de embarque (se aplica una garantía limitada de seis meses para cables y sensores). Si fuera necesario regresar el instrumento para servicio durante o después del periodo de garantía, llame al Departamento de Servicio a Clientes para obtener autorización. Visite www.extech.com para Información de contacto.
