RST VW2106 Manual
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RST VW2106 Manual

Vibrating wire readout
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VW2106 Vibrating Wire
Readout Manual
All efforts have been made to ensure the accuracy and
completeness of the information contained in this document. RST
Instruments Ltd reserves the right to change the information at any
time and assumes no liability for its accuracy.
Copyright © 2020. RST Instruments Ltd. All rights reserved.
__________________________________________________
Document Number:
Release Date:
ELM0042M
July 13, 2020

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Summary of Contents for RST VW2106

  • Page 1 Readout Manual All efforts have been made to ensure the accuracy and completeness of the information contained in this document. RST Instruments Ltd reserves the right to change the information at any time and assumes no liability for its accuracy.
  • Page 2 VW2106 Vibrating Wire Readout Manual EVISION ISTORY Rev. Revision History Date Prepared By Approved By Added revision table, section 4.6 instruction 4 “thermistor” changed to “sensor”, updated 2019-Sep-03 column heading in Table 3-3 from “Thermistor Type” to “Sensor Type”. Updated Single Field Instrument Connection...

  • Page 3: Table Of Contents

    VW2106 Vibrating Wire Readout Manual ABLE OF ONTENTS ......................1 NTRODUCTION ...................... 2 ETTING TARTED Powering On ..................... 2 Powering Off ..................... 2 ......................4 ONFIGURATION Single Field Instrument Connection ..............4 Single Field Instrument Connection – Older Models .......... 8 Multi-Channel Connection .................
  • Page 4 Figure 3-9 Selecting the sweep frequency ................11 Figure 3-10 Thermistor type ..................... 11 Figure 3-11 One sensor connected ..................12 Figure 4-1 VW2106 Readout details ..................13 Figure 4-2 Readings screen ..................... 14 Figure 4-3 Storing a reading ..................... 14 Figure 4-4 Storing a reading with 6 sensors ................

  • Page 5: Introduction

    VW2106 Vibrating Wire Readout Manual NTRODUCTION The RST VW2106 Readout is a lightweight device used to read and display vibrating wire sensor and thermistor data. It is suitable for harsh environments and the user interface is simple to use. The VW2106 readout is powered by 3 standard "AA" alkaline batteries to facilitate replacement in the field.

  • Page 6: Getting Started

    IGURE ISUAL INSTRUCTIONS FOR TERMINAL POSTS AND BATTERY CHANGES If you have an older model VW2106, please refer to Section 3.2 for instructions to connect a single field instrument to the readout. The multi-channel connection instructions are identical for all models.

  • Page 7: Figure 2-1 Power Off Screen

    VW2106 Vibrating Wire Readout Manual The following instructions illustrate how to power off the unit manually: 1. Use the up/down arrows to scroll to the Power Off screen (Figure 2-1). 2-1 P IGURE OWER FF SCREEN 2. Press Enter and the unit will turn off.

  • Page 8: Configuration

    IGURE PEAKER N TIME NOTE: K EEP THE UNIT OFF WHEN NOT IN USE TO PRESERVE BATTERY LIFE ONFIGURATION The VW2106 may be connected to either single field instruments or multi-channel instruments. INGLE IELD NSTRUMENT ONNECTION The following instructions outlined below to connect single field instruments: 1.

  • Page 9: Figure 3-1 Terminal Posts

    VW2106 Vibrating Wire Readout Manual 3-1 T IGURE ERMINAL POSTS Table 3-1 lists matching colours and wire transducers. 3-1 S ABLE TANDARD IRING OLOUR ODES Post Colour Wire Colour Wire Transducer Coil + Black Black Coil - Green Green Therm +...

  • Page 10: Figure 3-2 Press Down On The Terminal Post

    VW2106 Vibrating Wire Readout Manual 3-2 P IGURE RESS DOWN ON THE TERMINAL POST 3. Hold the wire parallel to the plane of the readout, to the left of the post, and at a slight angle to the terminal labels, as illustrated in Figure 3-3.

  • Page 11: Figure 3-4 Slide The Wire Into The Gap

    VW2106 Vibrating Wire Readout Manual 3-4 S IGURE LIDE THE WIRE INTO THE GAP 5. Release terminal post to secure the wire. 6. Gently tug on the wire to ensure it has been correctly secured. 7. Repeat for all wires (Figure 3-5).

  • Page 12: Single Field Instrument Connection - Older Models

    ONNECTION The VW 2106 may be connected to multi-channel instruments through its expansion connection (Figure 1-1, 9). Mating halves of the connectors are available through RST if your current sensors are not equipped with the appropriate connector. ELM0042M RST Instruments Ltd.

  • Page 13: Setting Date And Time

    The VW2106 Readout may be pre-configured either using the software on a host computer or directly on the device. It is recommended that the VW2106 be pre-configured with the software prior to use in the field, as the site location names can be defined ahead of time.

  • Page 14: Figure 3-7 Memory Screen

    IGURE REATE LOCATION SCREEN 4. The VW2106 will automatically create a site called Location X, where ‘X’ is the next storage location available in the unit’s memory. Make note of the real location name in your field notebook and its relation to the location number.

  • Page 15: Importing Parameters

    7. Use the up/down arrows to select the appropriate ‘Sweep Frequency’ for the gauge being measured at that location (Figure 3-9) and press Enter. The default is the “B” sweep (1200-3550Hz), which is the standard range for the RST model VW2100 series piezometers. Additional Sweep Frequencies are summarized in Section 3.7.

  • Page 16: Creating Custom Parameters

    VW2106 Vibrating Wire Readout Manual 1. Scroll to the Monitor Settings screen using the up/down arrows and press Enter. 2. Select the Import from Loc. option and scroll to the desired location using the up/down arrows and press Enter when complete.

  • Page 17: Operation

    6. Select the desired display units and press Enter. 7. The unit will return to the previous menu. PERATION This section describes the operation of the VW2106 Readout once the unit has been powered on (see Section 2.1). TARTUP Once powered on, an opening screen will appear with the RST Instruments logo. If the user wishes to view the details of the readout, press any key immediately.

  • Page 18: Storing Readings In Memory

    3.7). TORING EADINGS IN EMORY The VW2106 readout has 128k of internal memory, allowing it to store over 11,000 time-stamped readings. The following instructions outline the steps required to store readings in the unit’s memory. 1. Using the up/down arrows, scroll to the Store Data screen and press Enter.

  • Page 19: Reviewing Data

    5. If a location contains more than one reading, the readings can be scrolled through using the up/down arrow. OGGING The VW2106 has a basic datalogging function where the user can set the datalogging interval and the number of iterations. The following instructions detail the steps to log data at a given location.

  • Page 20: Data Logging Through Store Data

    VW2106 Vibrating Wire Readout Manual 4-5 D IGURE ATA LOGGING INTERVAL 5. Using the up/down arrows, select the data logging number and press Enter. For example, if the number 4 is selected, the data will log 4 times every interval, as illustrated in Figure 4-6.

  • Page 21: Zeroing Readout

    The readout can be zeroed once the calibration factors are set for a specific location and the correct sensor engineering units are selected and uploaded from the RST Readout Host Software to the VW2106 unit. Please refer to the RST Readout Host Software Instruction Manual (ELM0084) to set up sensor engineering units.

  • Page 22: Deleting Data

    WILL APPEAR IN THE READINGS SCREEN TO CONFIRM A READING IS BEING TAKEN WITH AN APPLIED ZERO OFFSET ELETING All location information can be deleted from the readout or through the RST Readout Host Software. The following instructions detail the process for deleting data in the readout.

  • Page 23: Maintenance

    EVICE EALTH The VW2106 Readout contains a built-in speaker. The following procedure outlines the steps to determine the health of the device by listening to the ring of the wire. 1. Simultaneously press the Up and Down arrows for several seconds to enable the audio feature.

  • Page 24: Battery

    VW2106 Vibrating Wire Readout Manual ATTERY The VW2106 operates on 3 standard “AA” batteries. The battery terminal can be found the left side of the readout unit (Figure 5-1). 5-1 B IGURE ATTERY COMPARTMENT The following instructions detail the process for accessing the battery compartment and installing batteries (Figure 5-2): 1.

  • Page 25: Protecting The Device

    Ensure wires and terminals are free from dirt before inserting wires into the terminals. • For older model VW2106 readouts, check that the latches on the terminal block are closed prior to closing the lid of the enclosure. • It is important to keep the weather seal free from dust and dirt to maintain the water ingress protection.

  • Page 26: Software And Firmware Updates

    OFTWARE AND IRMWARE PDATES The VW2106 Readout is designed so that the unit’s software and firmware can be easily updated by the customer by connecting a host computer to the unit via the USB port. Please visit http://www.rstinstruments.com for product updates.

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