VWnote - itmsoil
Contents
1. RO 1 VW 2 7 RO 1 VW 2 8 VWnote MAN 230 Management FM 611948 VWnote Vibrating Wire Handheld Recorder with Engineering Units using Fast Fourier Transformation FFT Reads VW instruments and thermistors and includes a manual calibration certificate Nickel Metal Hydride NiMH rechargeable battery sensor flylead carry case USB pen drive and VWnote configuration software Terminal box flylead VW and temperature readout to terminal box RO T Cable plug flylead VW and temperature logger to cable plug CA 4 6 VWnote User Manual SOil INSTRUMENTS Bell Lane Uckfield East Sussex t 44 0 1825 765044 e info soil co uk TN22 1QL United Kingdom f 44 0 1825 744398 w www soil co uk Soil Instruments Ltd Registered in England Number 07960087 Registered Office 34 Bell Lane Uckfield East Sussex TN22 1QL2. 75 VW Pressure Cells P6 amp P9 VW Crackmeters 12 VW Jointmeters J1 amp J3 VW Load Cells L2 View our full product range on www soil co uk THE TECHNICAL RATING FOR THIS PRODUCT INTERMEDIATE Q Q As the correct installation of any monitoring sensor The installer is trained and experienced in the installation or system is vital to maximise performance and ADVANCED Q Q Q of this type of instrument or systems and is ideally a accuracy Soil Instruments makes the following recommendations for the skill level of the installation specialist Instrumentation and Monitoring contractor contractor The installer already has previous experience and or ADDITIONAL SUPPORT INTERMEDIATE Q Q training in the installation of this instrument or system We offer installation and monitoring services to support this system For more information As a minimum the installer has read and fully please email sales soil co uk BASIC Q comprehends the manual and if possible has observed or call 44 0 1825 765044 these instruments or systems being installed by others Specifications Vibrating Wire Inputs Sweeping frequency Reading algorithm Resolution Accuracy On board excitation Temperature Inputs Temperature sensor Measurement range Resolution Accuracy Power Power supply Low battery voltage warning Current consumption With backlight on Battery life Auto off timer Display Display Display unit Other display functi
3. SOil RO 1 VW NOTE VIBRATING WIRE NOTE VWNOTE INSTRUMENTS Datasheet RO 1 VW NOTE soil VWnote Description The VWnote is a handheld readout unit and datalogger which reads The VWnote uses an FFT based reading algorithm which makes it most commercially available geotechnical Vibrating Wire VW more immune to the common interferences associated with VW sensors and built in thermistor temperature sensors Readings are sensor readings stored in its internal memory for transfer to a PC via a USB pen drive The VWnote need never be connected to a PC a USB pen drive With a default wide sweeping range of 450 6000 Hz together with is used to transfer the configuration file as well as saved readings the ability to display and save results in engineering units as well as between the VWnote and a PC The internal memory card can raw readings the VWnote is very versatile store over 6 million sets of readings and the configuration parameters of several thousands of sensors CO e Portable and rugged e Easy to carry and operate in all site conditions e Compatible with nearly all VW sensors e Readings are accurate repeatable and interference free e Realtime display of VW sensor readings in engineering e Taking readings is simple fast and error free units as well as in Hz Hz 1000 and period e Optional higher 15V excitation ensures quality readings e FFT based data reading algorithm for sensors with long cables e Reads with
4. i reading displaying parameters and calibration factors Seale Sap e DATATO USB transfer data stored in VWnote internal memory DATATO USB DATA TO USB to a USB pen drive e DATE TIME display and change the date and time of the AR A i A realtime clock in VWnote DATO USE SD TTO USR e CFG EXPORT copy the sensor list and configuration in VWnote DATE TIME DATE TIME to a USB pen drive e CFG IMPORT copy a new sensor configuration file from a USB AB A a A Bell CIN to Winote gt DATE TIME gt DATE TIME e INFO display information in VWnote including serial number CFG EXPORT CFG EXPORT firmware version date time battery voltage and storage status t y f All that is required is to switch on connect a sensor or plug ina pen drive and follow the menu ZOTO EXPORT ZTG EXPORT CFG IMPORT CFG IMPORT Applications gt CFG IMPORT gt CFG IMPORT INFO FIRMWARE UPDATE The VWnote can be used to read Vibrating Wire sensors for geotechnical and structural monitoring T gt FIRMWARE UPDATE gt INFO Typical applications include e Pore pressure monitoring e Water level monitoring ar A e Strain monitoring SINFO SINFO e Displacement monitoring OFF OFF e Crack monitoring e Load monitoring 4 t 4 t e Pressure cell monitoring gt OFF gt OFF READ READ associated products For details on Catalogue code VW Piezometers w9 VW Strain Gauges ST S
5. on User interface Data Storage Memory size Interface Format of reading set Method of data transfer Physical Properties Size Weight Operating temperature default 450 6000 Hz Fast Fourier Transformation FFT based 0 01Hz 0 01 of full scale 5V and 15V square wave user selectable NTC 3KQ 50 to 150 C 0 01 C a0 NE nominal 6V DC using a Nickel Metal Hydride NiMH rechargeable battery 41V 55mA on standby 200mA while reading sensor at 5V additional 8mA 30 hours continuous without backlight 15 hours with backlight 6 minutes of inactivity 16 x 2 character LCD display with backlight engineering units and raw units Hz Hz 1000 and period reading quality indices signal to noise ratio signal strength decay ratio and noise frequency 6 key membrane keypad 2 GB internal SD memory card standard sufficient for 6 million sets of readings and several thousand individual sensor set ups USB host mode only Time stamp readings in raw and engineering units sensor temperature reading quality indices and VWnote information including ambient temperature and battery voltage Via USB pen drive L 190mm x W 140mm x D 40mm 0 95kg including bag 10 to 50 C Soil Instruments Limited has an ongoing policy of design review and reserves the right to amend these specifications without notice RO 1 VW NOTE Vibrating Wire Note DS0914 Rev1 0 9 Ordering Information VWnote RO 1 VW NOTE Flyleads
6. the default full sweep frequency range e Site and sensor IDs facilitate management of VW sensors 450 6000Hz or any user definable range from one site or multiple sites e Reading and displaying parameters can be fully e Saving readings in date groups and a large internal configured for each sensor memory minimises data loss e Large data storage 2GB and easy data retrieval e Readings recorded and displayed in raw and engineering via a USB pen drive units together with reading quality indices and optional e Firmware upgradable via USB pen drive by the user waveform data ensures quality readings no need for a PC e Nosite PC required to set up or download data nor do e Long battery life powered by a NiMH rechargeable battery users need to be computer literate to use VWnote e User selectable display backlight auto shutdown Comprehensive information about this product and our full range is available at www soil co uk If you would like to speak with someone directly please call 44 0 1825 765044 or email sales soil co uk PRECISELY MEASURED instrumentation and monitoring Normal Mode Menu Advanced Mode Menu Operation The operation of VWnote is driven by the onboard menu y The main menu gives access to all VWnote functions including READ READ e READ take a reading of the VW sensor currently connected SETUP SETUP to VWnote e SETUP add sensors to the list of sensors or edit the sensors 4 i
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