Leica DD120 Series User Manual
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Leica DD120 Series User Manual

Leica DD120 Series User Manual

Locators & accessories
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User Manual
Version 3.0
English
Leica DD120, DD130, DD175
Series
Locators & Accessories

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Summary of Contents for Leica DD120 Series

  • Page 1 Leica DD120, DD130, DD175 Series Locators & Accessories User Manual Version 3.0 English...
  • Page 2 > myDownloads Product identification The model and serial number of your product are indicated on the type label. Always refer to this information when contacting your agency or Leica Geo- systems authorised service centre. Validity of this This manual applies to the Leica Detection DD120, DD130, DD175 Series Loc- manual ators, DA Series Transmitters and Detection Accessories.
  • Page 3 Description myProducts Add all products that you and your company own and explore your world of Leica Geosystems: View detailed information on your products and update your products with the latest software and keep up- to-date with the latest documentation.

  • Page 4: Table Of Contents

    Table of Contents Safety Directions General Definition of Use Limits of Use Responsibilities Hazards of Use 1.5.1 General 1.5.2 Using the Product with a Signal Transmitter Electromagnetic Compatibility (EMC) Description of the System System Information System Components Locator Components Signal Transmitter Components Operation of the Locator Display Panel Overview Locator Setup and Information...
  • Page 5 Sonde Depth Depth Code Information Utility Current Measurement Batteries Locator Batteries Transmitter Batteries Functional Checks Locator Health Check Locator Functional Check Transmitter Functional Check Functional Check of the Trace Rod Functional Check of the Sonde Care and Transport Transport Storage Cleaning and Drying Technical Data 10.1...

  • Page 6: Safety Directions

    Refer to A World Frequency Zones for more information. ▶ Contact your agency or Leica Geosystems authorised service workshop if your unit is incorrectly configured for your region. Description The following directions enable the person responsible for the product, and the person who actually uses the equipment, to anticipate and avoid opera- tional hazards.

  • Page 7: Definition Of Use

    Use of products with recognisable damage or defects • Use with accessories from other manufacturers without the prior explicit • approval of Leica Geosystems Limits of Use Environment Suitable for use in an atmosphere appropriate for permanent human habita- tion. Not suitable for use in aggressive or explosive environments.

  • Page 8: Responsibilities

    To be familiar with local regulations relating to safety and accident pre- • vention To stop operating the system and inform Leica Geosystems immediately if • the product and the application become unsafe To ensure that the national laws, regulations and conditions for the oper- •...
  • Page 9 DANGER Risk of electrocution Because of the risk of electrocution, it is dangerous to use poles, levelling staffs and extensions in the vicinity of electrical installations such as power cables or electrical railways. Precautions: ▶ Keep at a safe distance from electrical installations. If it is essential to work in this environment, first contact the safety authorities responsible for the electrical installations and follow their instructions.
  • Page 10 WARNING Depth reading on locator might differ from actual depth of utility When taking a depth reading, the depth is calculated as distance to the centre of a utility or to a sonde within the utility. Depending on the diameter of a utility, the depth reading might differ from the actual depth of the utility.
  • Page 11 • Precautions: ▶ Do not open the product! ▶ Only authorised Leica Geosystems Service Centres are entitled to repair these products. WARNING Improper disposal If the product is improperly disposed of, the following can happen: If polymer parts are burnt, poisonous gases are produced which may •...

  • Page 12: Using The Product With A Signal Transmitter

    Improperly repaired equipment Risk of injuries to users and equipment destruction due to lack of repair knowledge. Precautions: ▶ Only authorised Leica Geosystems Service Centres are entitled to repair these products. 1.5.2 Using the Product with a Signal Transmitter DANGER...

  • Page 13: Electromagnetic Compatibility (Emc)

    Although the product meets the strict regulations and standards which are in force in this respect, Leica Geosystems cannot completely exclude the possib- ility that the function of the product may be disturbed in such an electromag- netic environment.
  • Page 14 Precautions: ▶ Although the product meets the strict regulations and standards which are in force in this respect, Leica Geosystems cannot completely exclude the possibility that other equipment can be disturbed or that humans or animals can be affected. ▶...

  • Page 15: Description Of The System

    Description of the System System Information General description Locators are used to detect buried conductive utilities that emit an electro- magnetic signal. Such a signal is generated as an electrical current passes through the utility. Signal transmitters are used to apply a distinct signal to utilities with the following intention: To improve the detection success.

  • Page 16: Locator Components

    Battery compartment 6 x LR6 (AA) alkaline batteries are used. Replace all batteries when indicated. Case foot The case foot can be replaced if it is worn. Contact your agency or Leica Geosystems authorised service workshop. 0016742_001 Signal Transmitter Components Description...

  • Page 17: Operation Of The Locator

    Operation of the Locator Display Panel Overview DD120, DD130, DD175 panel over- Signal Strength Indicator view Indicates the response of the Locator to a signal (utility). Mode Indicators Displays the selected mode: Power, Radio, 8 kHz, 33 kHz, Auto, (512 Hz and 640 Hz on DD130 and DD175).
  • Page 18 Press and hold the trigger until the word SET appears on the display. 0016786_002 Then press and hold the Function key for five seconds. The locator can be operated now. 5 sec. 0023089_001 Normal use: Press and hold the trigger to turn on and operate the locator.
  • Page 19 Options are 50 or 60 Hz. ▶ Refer to A World Frequency Zones for more information. ▶ Contact your agency or Leica Geosystems authorised service workshop if your unit is incorrectly configured for your region. Operation of the Locator...

  • Page 20: Hazard Zone

    Changing the battery 0016745_001 Replace or Recharge the batteries when the battery status indicator is empty. Press the release button to unlock the Battery Hatch. Remove the battery holder from the Locator. Replace all batteries with six new LR6 (AA) type alkaline batteries, or remove and recharge the battery pack if rechargeable batteries are fitted.

  • Page 21: How To Locate A Utility

    How to Locate a Utility Status indicator Test pattern Info on label Audio Output On throughout test sequence Signal Strength indic- Scrolls through in ator sequence once Mode indicators Briefly illuminated Indicator Icons Briefly illuminated Battery indicator On throughout test sequence 0016753_001 Search Modes...

  • Page 22: Wireless Data Communication, Where Applicable

    Search Mode Description Signal Transmitter Used in conjunction with a signal transmitter: mode To improve the detectability of utilities. • To trace a specific utility. • To make a depth or current measurement. • ☞ Keep in mind the following: Higher frequencies couple onto utilities more •...
  • Page 23 When the Locator is paired to a suitable device: The Bluetooth symbol flashes • The unit transmits data periodically • Important information for pairing: The Locator must be switched on throughout the process • Follow the instructions on the device for pairing •...

  • Page 24: Memory & Communication

    Data Range Example Description Output Value M or I Units of measurements: M or I (Metres or Imperial) 0.30 to 3.00 or --- Depth value displayed depends on value for UM. Memory & Communication Data records The DD175 locators record and store information whilst they are in use. The locators start to record information every second after completion of the initial start-up routine.
  • Page 25 When retrieving log files from the DD175 "P.C" must be selected ☞ from the"COM" setting as described in section Locator Setup and Information. COM Setting Options PC: Enables Bluetooth communication to DX Office Shield Software BT1: Enables Bluetooth option 1 (refer to Wireless Data Communic- ation, where applicable)

  • Page 26: Operation Of The Transmitter

    Operation of the Transmitter Keyboard Transmitter keyboard Power key Power Output key and LED indicators Induction Mode LED indicator Connection Mode LED indic- ator Frequency key and LED indic- ators Mute key 25933_001 Turning On / Turning Off Turning on and off Press the Power key to turn the transmitter on or the transmitter off.

  • Page 27: Applications

    Applications How to Pinpoint a Utility Pinpointing process To help you pinpoint a utility, the locator provides a visual and an audible response. 0016787_001 Visual response When the locator is positioned directly over a utility and at 90° to it, the Locate screen displays a peak reading.

  • Page 28: How To Trace A Utility

    The signal strength indicators do not indicate the size, depth or type ☞ of a utility. To ascertain an estimated depth of the utility, use a signal transmit- ☞ ter or a sonde. Refer to 6 Estimating Depth and Current of a Utility.
  • Page 29 Set the locator to Power mode. 0016790_001 ☞ Ensure that the locator is held upright and close to the ground. Take care not to swing the locator. 0016791_001 Cross the site from left to right until the defined area is covered. 0016792_001 Turn through 90 °...

  • Page 30: Using The Transmitter In Induction Mode

    To conduct a one-step Sweep Search process or to provide a fast ☞ scan for large work areas, the locator can be used in Auto mode. To obtain an improved definition of a detected utility, use the locator in an individual mode. Using the Transmitter in Induction Mode 5.4.1 General Information...

  • Page 31: Induction Mode: Nulling-Out Method

    Standard process for Turn on the transmitter. Induction mode ☞ Ensure that any connection cables or accessories are dis- 25934_001 connected and the battery level is adequate. Select the required power output and frequency. 25935_001 Place the transmitter over the utility with the arrows running in line with the sus- pected direction of the utility.

  • Page 32: Induction Mode: Parallel-Sweep Method

    Position the locator over the utility with the highest numeric signal strength. 0016799_001 To confirm that the transmitter and the locator are on the same utility, place the signal transmitter upright and directly over the utility. ☞ Either the speaker or the con- nection socket should be on the ground.

  • Page 33: Induction Mode: Radial-Sweep Method

    Person operating the transmitter: Hold the transmitter close to the ground with the arrows on the lid vertical and with the lid facing the person who oper- ates the locator. Person operating the locator: Position the locator at a minimum dis- tance of 10 m/33 ft away from the 0016975_001 transmitter.

  • Page 34: Using The Transmitter In Connection Mode

    Person operating the transmitter: Hold the transmitter close to the ground with the arrows on the lid vertical and with the lid facing the person who oper- ates the locator. Person operating the locator: Position the locator at a minimum dis- tance of 10 m/33 ft away from the 0016804_001 transmitter.

  • Page 35: Direct Connection Mode

    The black connection cable can be connected to other metallic struc- ☞ tures which go into the ground, such as iron grids or metal covers of access chambers. In dry conditions it may be necessary to add water around the earth ☞...
  • Page 36 Turn on the transmitter. ☞ Ensure that the Connection Mode LED indicator is on and the battery level is adequate. 25937_001 Select the required frequency and power output. To indicate that the tracing signal reaches a good level, the Power Out- put LED indicator and the audible tone change from pulsed to continuous.

  • Page 37: How To Use The Trace Rod

    How to Use the Trace Rod 5.6.1 General Information Description The Trace Rod is a utility tracer enabling small diameter non-conductive pipes, ducts, conduit or drains to be traced. It can be used in Line mode to find the route of the duct or Sonde mode to find a blockage. Description of components a Sonde –...
  • Page 38 Connect the red cable to the positive (+) terminal on the trace rod. 0024328_001 Turn on the transmitter. ☞ Ensure that the Connection Mode LED indicator is on and the battery level of the trans- mitter is adequate. 25937_001 Select the required frequency and power output.
  • Page 39 Insert the rod into the pipe, duct or con- duit until the desired length is in place. 14356_001 Plug the transmitters cable set into the connection socket. 14341_001 Connect the red cable to the positive (+) terminal on the trace rod. Connect the black cable to the negative (-) terminal.

  • Page 40: How To Use The Transmitter Clamps

    Walk in line with the suspected direc- tion of travel observing the display. The signal strength indicator rises and falls as you pass over the ghost signal at the back of the sonde, the peak signal directly over the sonde and the ghost signal at the front.

  • Page 41: How To Use The Property Plug Connector

    Turn on the transmitter. ☞ Ensure that the battery level of the transmitter is adequate. 25938_001 Select the required frequency and power output. ☞ For compatible frequencies check the type plate of the transmitter clamp. To indicate that the tracing signal reaches a good level, the Power Out- put LED indicator and the audible tone 25935_001...

  • Page 42: Locating A Utility Using The Property Plug Connector

    5.8.2 Locating a Utility Using the Property Plug Connector Using the property Connect the property plug connector to plug connector the transmitter. 14342_001 Connect the property plug connector to a live mains outlet. ☞ Ensure that the mains connec- tion is switched on and live. 14440_001 Turn on the transmitter.

  • Page 43: How To Use The Sondes

    Trace the length of the utility. Refer to 5.2 How to Trace a Utility. 0016815_001 How to Use the Sondes 5.9.1 General Information Description The sondes are signal transmitters used to trace pipes, ducts, conduit or drains. A sonde can be attached to a range of equipment including drain rods, boring tools and inspection cameras.
  • Page 44 ☞ Once the function of the sonde has been verified, con- nect it to drain rods or other means of guiding it. Insert the sonde into the pipe, duct, conduit or drain. 14441_001 Walk in line with the suspected direction of travel observing the display.

  • Page 45: Estimating Depth And Current Of A Utility

    Estimating Depth and Current of a Utility Utility Line Depth Taking a depth For utility line depth, the locator needs to be used in conjunction ☞ reading with a signal transmitter. Refer to 5.4 Using the Transmitter in Induction Mode 5.5 Using the Transmitter in Connection Mode.

  • Page 46: Sonde Depth

    Sonde Depth Taking a depth ☞ For sonde depth, the locators needs to be used in conjunction with reading a sonde. Refer to 5.9 How to Use the Sondes. Set the locator to the required Sonde frequency. 0016797_001 Position the locator directly over and in line with the sonde.

  • Page 47: Utility Current Measurement

    Information code Description Information on instrument label The service is too shallow to metres ft-inch register properly. metres ft-inch 0.3 m The service is too deep. metres ft-inch metres ft-inch 3.0 m 10ft The signal received by the Locator is too small to register properly.
  • Page 48 Identifying a utility The signal transmitter is used to apply a signal (current) to the utility to be traced. The signal can couple onto additional utilities making it difficult to distinguish by conventional locating techniques. Current measurement helps to identify the utility to which the transmitter is attached by providing the highest current reading (mA).
  • Page 49 0016950_001 Estimating Depth and Current of a Utility...

  • Page 50: Batteries

    Batteries WARNING Short circuit of battery terminals If battery terminals are short circuited e.g. by coming in contact with jewellery, keys, metallised paper or other metals, the battery can overheat and cause injury or fire, for example by storing or transporting in pockets. Precautions: ▶...
  • Page 51 WARNING Battery pack of the signal transmitter may get hot after prolonged use Risk of burning injuries. Precautions: ▶ Avoid touching the hot battery pack. ▶ Allow the battery pack to cool down before removing it. WARNING Removing the batteries of the transmitter Risk of electric shock.

  • Page 52: Functional Checks

    Functional Checks Locator Health Check Checking the function Leica Geosystems accepts no responsibility for maintenance and calibration conducted by unauthorised persons. Locator depth test If the depth reading deviates from known depth of the test utility or ☞ if an error code is displayed, return the locator for service.

  • Page 53: Transmitter Functional Check

    Observe the displayed output: PAS means unit is within set tolerances. • ERR means unit is outside set tolerances and may need servi- • cing. Repeat the test in a different location if the units displays ERR. ☞ • The Locator will automatically repeat the function test if it fails. •...
  • Page 54 Audio/Visual dis- Turn on the Transmitter. play test All LED's will illuminate and the speaker will emit a tone. All LEDs must be operative and an audible out- put must be heard. Battery check The battery indicator flashes to indicate a poor battery condition.

  • Page 55: Functional Check Of The Trace Rod

    After the performance check, the transmitter displays the result: Pass Battery indicator: LED flashes - if tested with poor batteries. Audible Output: High - low pulsed tone emit- ted three times. Fail Battery indicator: LED flashes - if tested with poor batteries.

  • Page 56: Functional Check Of The Sonde

    Functional Check of the Sonde Checking the function Before you carry out any tests, it is vital to check the status of the unit, its batteries and its basic functionality. To achieve this, carry out the following procedure: Inspect the general condition of the sonde. The casing should be free of significant damage.

  • Page 57: Care And Transport

    Shipping When transporting the product by rail, air or sea, always use the complete original Leica Geosystems packaging, container and cardboard box, or its equi- valent, to protect against shock and vibration. Shipping, transport of When transporting or shipping batteries, the person responsible for the...

  • Page 58: Technical Data

    Technical Data 10.1 Conformity to National Regulations Labelling DD120: DD130: DD120, DD130, DD175 locators DD120 872938 XXXXXX 2022 DD130 872940 XXXXXX 2022 25423_001 25424_001 DD175: DD175 949120 XXXXXX 2022 This device contains: FCC ID: XPYNINAW15 IC: 8595A-NINAW15 16740_002 Technical Data...

  • Page 59: Products Without Radio (Usa: Only Valid For Dd120/Dd130)

    Consult the dealer or an experienced radio/TV technician for help. • Changes or modifications not expressly approved by Leica Geosystems for compliance could void the user's authority to operate the equipment. Canada CAN ICES-003 Class B/NMB-003 Class B...

  • Page 60: Products With Radio (Usa: Dd175/Da175; Eu: All Instruments)

    Consult the dealer or an experienced radio/TV technician for help. • Changes or modifications not expressly approved by Leica Geosystems for compliance could void the user's authority to operate the equipment. Canada CAN ICES-003 Class B/NMB-003 Class B Contains IC: DD175: 8595A-NINAW15;...

  • Page 61: Transmitter Technical Data

    Canada Déclaration de Conformité L’émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d’Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes: L’appareil ne doit pas produire de brouillage L’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d’en compromettre le fonctionnement Radio Frequency (RF) Exposure Compliance Statement...

  • Page 62: Locator Technical Data

    Storage −40 °C to +70 °C −40 °F to +158 °F Protection against DA175 Open: IP65 (IEC 60529) water, dust and sand Closed: IP67 (IEC 60529) Pollution degree Electrical equipment for outdoor use Humidity 95% RH non condensing The effects of condensation are to be effect- ively counteracted by periodically drying out the product.
  • Page 63 Depth estimation Locator DD120 DD130 DD175 Depth range Line 0.3 m to Line 0.3 m to Line 0.3 m to Sonde 0.3 m to Sonde 0.1 m to Sonde 0.1 m to 9.99 m 9.99 m Depth accuracy Undistorted signal General technical data Mode Output...

  • Page 64: Conductive Rod Technical Data

    Mode Output Humidity 95% RH non condensing The effects of condensation are to be effect- ively counteracted by periodically drying out the product. Altitude Operation 0 m to 5500 m 0 ft to 18000 ft Storage 0 m to 12000 m 0 ft to 39500 ft Sound level <...

  • Page 65: Property Plug Connector Technical Data

    Dimensions 490 mm/19.3 Inches 210 mm/8.3 Inches 440 mm/17.3 Inches 016454_001 10.5 Property Plug Connector Technical Data Property plug Operating transmis- 32.768 (33) kHz connector sion frequencies Temperature Operating −20 °C to +50 °C −4 °F to +122 °F Storage −40 °C to +70 °C −40 °F to +158 °F Protection against...

  • Page 66: Appendix A World Frequency Zones

    Appendix A World Frequency Zones World Frequency North America Zones Canada 120 V / 60 Hz United States 120 V / 60 Hz Mexico 120 V / 50 Hz, 60 Hz Central America Bahamas 115 V / 60 Hz Barbados 115 V / 50 Hz Belize 110-220 V / 60 Hz...
  • Page 67 Europe Albania 230 V / 50 Hz Austria 230 V / 50 Hz Belgium 230 V / 50 Hz Belarus 230 V / 50 Hz Croatia 230 V / 50 Hz Cyprus 240 V / 50 Hz Czech Republic 230 V / 50 Hz Denmark 230 V / 50 Hz Estonia...
  • Page 68 Africa Algeria 127-220 V / 50 Hz Angola 220 V / 50 Hz Benin 220 V / 50 Hz Botswana 220 V / 50 Hz Burkina Faso 220 V / 50 Hz Burundi 220 V / 50 Hz Cameroon 127-220 V / 50 Hz Central Africa Republic 220 V / 50 Hz Chad...
  • Page 69 Asia Abu Dhabi 230 V / 50 Hz Afghanistan 220 V / 50 Hz Armenia 220 V / 50 Hz Azerbaijan 220 V / 50 Hz Bahrain 110-230 V / 50 Hz, 60 Hz Bangladesh 230 V / 50 Hz Brunei 240 V / 50 Hz Cambodia...
  • Page 70 976157-3.0.0en Original text Published in Switzerland, © 2023 Leica Geosystems AG Leica Geosystems AG Heinrich-Wild-Strasse 9435 Heerbrugg Switzerland www.leica-geosystems.com...

This manual is also suitable for:

Dd130 seriesDd175 series

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