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MLTDR-W-50
User's Guide
Revision E
April 2024

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Summary of Contents for Canary Systems MLTDR-W-50

  • Page 1 MLTDR-W-50 User's Guide Revision E April 2024...
  • Page 2 (12) months from date of shipment unless Copyright and Trademark specified otherwise. This warranty does not apply to any Canary Systems® products which have been © 2021 Canary Systems, Inc. All rights reserved. subjected to conditions beyond the definition of No part of the contents of this book may be “normal...
  • Page 3 High-Risk Activities Revision History Products of Canary Systems® are not fault-tolerant Date Rev. Comments and are not designed, manufactured or intended for use as on-line control equipment in hazardous 02/02/2018 Pre-Release Draft environments requiring fail-safe performance, such as in the operation of nuclear facilities, aircraft...
  • Page 4 ▪ CAN-MLTDR-WW-50 User's Guide for information on the previous iteration of the MLTDR-W. Technical Support Canary Systems may be contacted directly via phone or email. Ongoing support via phone, email, and virtual  meeting platforms such as Microsoft Teams and Zoom is available through the purchase of a support ...
  • Page 5: Table Of Contents

    Table of Contents Table of Contents Section 1 ‒ Introduction ..............................6 1.1 Overview ......................................6 1.2 Theory of Operation ..................................7 1.3 Specifications ....................................9 1.4 Connections ....................................11 1.5 Items List ....................................... 12 Section 2 ‒ Installation ..............................15 2.1 Enclosure Installation ..................................
  • Page 6: Section 1 - Introduction

    A view of the enclosure is shown below with key components highlighted: (Key components of the MLTDR-W-50) Warranty for the MLTDR-W-50 is applicable for 1 year from date of shipment. Warranty does not cover the battery or failure by misuse or by nature including lightning, flood, or other catastrophe.
  • Page 7: Theory Of Operation

    (A properly sealed cable end using an epoxy seal kit) MLTDR-W-50 User's Guide...
  • Page 8 Note - TDR monitoring does not provide absolute movement data, the reflection coefficient is simply a relative measure of the signal reflection. However, continued observation of reflections can provide indication of continued deformation or a stabilization of the failure. MLTDR-W-50 User's Guide...
  • Page 9: Specifications

    Operating Temperature: -40 to +70° C (-40 to +160° F) Enclosure Size (L x W x H): 61 x 51 x 25cm (24” x 20” x 10”) Enclosure Mounting (L x W): 64 x 35.5cm (25.25” x 14”) Weight: 42kg (92 lbs) MLTDR-W-50 User's Guide...
  • Page 10 Contact Resistance: 75mΩ Contact Isolation: 1500V Coil Resistance: 1028Ω Relay Operate Time: ~2ms Relay Release Time: ~1ms Relay Max Voltage: 125VAC, 110VDC Relay Max Switching: 2A Relay Life (Minimum): 108 Cycles Transient Protection Threshold: 75V Transient Current Limit: 1kA MLTDR-W-50 User's Guide...
  • Page 11: Connections

    Section 1 ‒ Introduction 1.4 Connections Connections to the MLTDR-W-50 are provided at the bottom of the enclosure: (Connections highlighted at the bottom of the MLTDR-W enclosure) MLTDR-W-50 User's Guide...
  • Page 12: Items List

    Section 1 ‒ Introduction 1.5 Items List The accessories delivered with the MLTDR-W-50, as well as several optional items, are included in the table below. Contact Canary Systems for more information on these items and optional equipment. Quantity Included Item...
  • Page 13 Section 1 ‒ Introduction The battery is packaged separately, and includes terminal mounting hardware. (50 AHr batteries with terminal mounting hardware) (A 40W solar panel and solar panel mounting equipment is included with the MLTDR-W-50S) MLTDR-W-50 User's Guide...
  • Page 14 (Optional Uni-Strut mounting kit) (Accessories included with the coaxial cable) Contact Canary Systems if any of these items are required for installation and were not ordered. Additional accessories are required for installation. These are usually provided from a local electrical supplier, but on request can be provided by the factory: ▪...
  • Page 15: Section 2 - Installation

    The enclosure can be mounted upright to a fixed mounting pole or wall. The MLTDR-W enclosure provides four mounting holes capable of accepting 1/4" - 20 bolts. Optionally included with the MLTDR-W are two Uni- Strut Brackets, four bolts and two U-bolt pipe clamps for mounting. (Installation of MLTDR-W enclosure on mounting pole) MLTDR-W-50 User's Guide...
  • Page 16 Orient the enclosure so that the door can be freely opened for service. ▪ Use the copper ground wire and clamp to secure the ground wire between the ground rod and enclosure. See the following sections on installing the solar panel, antenna, battery and attaching the coax connections. MLTDR-W-50 User's Guide...
  • Page 17: Solar Panel Installation

    The other key criteria for solar panel installation is the tilt angle. The following chart illustrates the variability between summer and winter and latitude. Insolation is a measure of solar radiation energy received on a given surface and recorded during a given time. (Insolation throughout the year at differing latitudes) MLTDR-W-50 User's Guide...
  • Page 18: Ac Adaptor Installation

    An AC adaptor may be used in place of the solar panel for AC powered applications. Installation is simple. The adaptor includes a mil-spec connector to connect to the bottom of the enclosure. Use the appropriate AC power cord for connecting to a standard AC receptacle. Contact Canary Systems for 220VAC cord and plugs.
  • Page 19: Antenna Installation

    The antenna mounts to the side of pole using the included pipe clamps for 1.5” (50.8mm). (Antenna assembly with bracket and pipe clamps) The antenna may require tilting to receive and transmit from down or up a large slope. MLTDR-W-50 User's Guide...
  • Page 20: Battery Installation

    3. Position the battery with the terminals facing forward and lift over the bracket to drop into the back of the panel, as shown below. Bring the terminal leads up over the battery. (The terminal leads positioned over the battery after it has been placed in the enclosure) MLTDR-W-50 User's Guide...
  • Page 21 5. Once properly installed, the power needs to be turned on. The MLTDR-W is shipped with the switch in the OFF position, move the switch to the right to turn power ON. (The ON/OFF switch of the battery charger, currently in the OFF position) MLTDR-W-50 User's Guide...
  • Page 22: Tdr Cable Connection

    This is recommended to protect the coaxial connector which helps keep dust and water out of the cable. Electrical mastic may be used to seal the conduits. (The interior of an enclosure with a single coaxial monitoring cable and a MicroMux connected to multiple Vibrating Wire instruments) MLTDR-W-50 User's Guide...
  • Page 23 They should not be sealed permanently in case they need to be dismantled for troubleshooting or repair. Electrical mastic may be used to seal the conduits. (Multiple Coaxial Monitoring Cables with BNC Connectors highlighted) MLTDR-W-50 User's Guide...
  • Page 24: Section 3 - Wi-Fi Adaptor Configuration

    Serial Port. For additional configuration options such as GUI Configuration over Wi-Fi or GUI Configuration over Serial Port refer to Canary Systems Application Note: canary_an29 - Using the Lantronix SGX 5150 Serial Device Server found (http://canarysystems.com/support/application-notes/).
  • Page 25 9. Keep holding the “!” key for about 10 seconds until a “!” character appears in the terminal window 10. Release the “!” key and type “xyz” within 5 seconds 11. The SGX 5150 prompt should appear in the window: (the prompt may appear multiple times) MLTDR-W-50 User's Guide...
  • Page 26 Blue text indicates command responses from the SXG 5150. Hint - Only the most important responses for the SGX 5150 are shown. Connection is complete once WLAN and SIGNAL lights on the SGX 5150 turn on, this may take a few minutes. MLTDR-W-50 User's Guide...
  • Page 27: Section 4 - Troubleshooting

    Coaxial Cable Measurements Are All -99999 This indicates a failed connection to the coaxial cable interface or a failed interface. Verify connections between the control module and coaxial cable interface. If connections check out contact Canary Systems for a replacement interface.
  • Page 28: Appendix A - Tdr Cable Preparation

    The cable should come rolled up on a spool. The free end is the end to send down the drilled shaft or trench. Once the cable is installed and off the roll, the inner end receives a connector. Clean off the cable so that foreign debris does not ruin the connection between the cable and the connector. MLTDR-W-50 User's Guide...
  • Page 29: Tools And Supplies Required

    The utility knife must be used to strip the outer jacket of the TDR cable. It can cut a person severely if used improperly. The Shake’n Seal kit contains epoxy. The Material Safety Data Sheet should be read and understood before working with it. MLTDR-W-50 User's Guide...
  • Page 30: Sealing The Downhole Tdr Cable End

    The Downside termination should be a clean open circuit. The cable cutters tend to crush and short the outer conductor to the inner conductor. So, the cable should be cut with the hacksaw before sealing. MLTDR-W-50 User's Guide...
  • Page 31 30 seconds. Above 100°F (37.7°C), the encapsulant will harden too fast to work with. Prepare the foam plug to fit around the TDR Cable. Tear off the section shown. Form to foam around the TDR cable. Put on the plastic gloves that are included with the kit. MLTDR-W-50 User's Guide...
  • Page 32 Let the tube fully harden. The diameter of the encapsulate tube is about 1.45” (3.7cm). If the tube will not fit down the well casing as is, then trim off the un-sealed portion until it does. The downside termination is ready to install into the well casing or trench. MLTDR-W-50 User's Guide...
  • Page 33: Installing The Tdr Cable Connector

    Allow the tool to close with only the force of the inner spring. Do not force the tool closed. The tool is spun clockwise with a single finger resting against (point A) above. The tool will close fully when the cuts are completed. MLTDR-W-50 User's Guide...
  • Page 34 Remove the outer conductor using pliers at point D. Then slice the inner foam and remove it from the inner conductor. Slice the outer jacket at point C along the axis of the cable to the exposed outer conductor. The dimension of the exposed outer conductor should be about 0.95” (24mm). MLTDR-W-50 User's Guide...
  • Page 35 This photo shows the lower body before it is clicked into final position. Press the lower body down onto the cable until it clicks into position. Insert the inner conductor into the flaring tool. The correct hole is labeled as ½”. MLTDR-W-50 User's Guide...
  • Page 36 Appendix A ‒ TDR Cable Preparation Rotate the Universal Trimming Tool until the outer conductor is flared around the connector lower body. MLTDR-W-50 User's Guide...
  • Page 37 Use open end wrenches to tighten the connector parts until there is no visible gap between the lower body and upper body. Never turn the upper body on the cable. Only tighten the lower body to the upper body. This is the completed TDR cable termination. MLTDR-W-50 User's Guide...
  • Page 38: Connecting The Adaptor Cable

    Appendix A ‒ TDR Cable Preparation A.6 Connecting the Adaptor Cable The TDR Cable connector mates with the TDR Adaptor Cable. The other end of the cable mates with the TDR Instrument with a BNC connection. MLTDR-W-50 User's Guide...

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