Certification Exhibit FCC ID: P2SL900M IC: 4171B-L900M FCC Rule Part: 15.247 ISED Canada Radio Standards Specification: RSS-247 Project Number: 72126503 Manufacturer: Neptune Technology Group Inc. Model: L900M Manual 5015 B.U.
L900™ MIU Pit Installation and Maintenance Guide L900™ MIU Pit Installation and Maintenance Guide
L900™ MIU Pit Installation and Maintenance Guide
Copyright This manual is an unpublished work and contains the trade secrets and confidential information of Neptune Technology Group Inc., which are not to be divulged to third parties and may not be reproduced or transmitted in whole or part, in any form or by any means, electronic or mechanical for any purpose, without the express written permission of Neptune Technology Group Inc.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Professional Installation In accordance with section 15.203 of the FCC rules and regulations, the L900 MIU must be professionally installed by trained utility meter installers. Industry Canada (IC) Statements: Section 8.4 of RSS-GEN This Device complies with Industry Canada License-exempt RSS standard(s).
Cet émetteur radio IC: 4171B-L900M a été approuvé par Industrie Canada pour fonctionner avec les types d'antennes énumérés ci-dessous avec le gain maximal admissible et l'impédance d'antenne requise pour chaque type d'antenne indiqué. Les types d'antenne non inclus dans cette liste, ayant un gain supérieur au gain maximal indiqué pour ce type, sont strictement interdits pour être utilisés avec ce périphérique. l l Gain maximal admissible de +1 dBi et impédance requise de 75 ohms.
Contents Chapter 1: Product Description Product Description 1 2 L900 MIU Programming 2 RF Protocol Error Detection 2 RF Frequency Control Algorithm 2 RF Transmission Period and Randomness 2 Low Battery RF Emissions 2 Chapter 2: L900 Specifications 3 Electrical Specifications 3 Transmitter Specifications 3 Encoder Register Interface 3 Specifications - L900 MIU Pit 4 Environmental Conditions 4 Functional Conditions 4 Dimensions and Weight 4 Chapter 3: General Installation Guideline
Contents Begin the Installation 17 Threading the F-Connector 18 Installing the Scotchloks 19 Connecting the Splice Tube 21 Tying the Cable and Magnet Swiping the L900 MIU 22 Testing the Installation 23 Chapter 5: Data Logging Extraction 25 25 About Data Logging Accessing Data Logging 25 Initializing the Data Logger 27 Initiating RF-Activated Data Logging 30 Sample Data Logging Graphs 31 Off-Cycle Data Extraction 33 R900 Belt Clip Transceiver 34 Chapter 6: Maintenance and Troublesh
Figures Figure 1 – L900 MIU - Pit 1 Figure 2 – L900 MIU - Pit Dimensions - Front 5 Figure 3 – L900 MIU Pit Dimensions - Side 5 Figure 4 – L900 MIU Pit Antenna 6 Figure 5 – Wiring a Neptune Encoder Register 10 Figure 6 – L900 MIU Color Code for Wires 10 Figure 7 – Cable Threaded Around Strain Relief Posts 11 Figure 8 – Application of the Sealant 11 Figure 9 – Covering the Terminal Screws 12 Figure 10 – L900 MIU Kit 13 Figure 11 – Antenna Placement for Low Traffic Areas 14 Figure 12 – An
Figures Figure 31 – L900 MIU Attached to Antenna 22 Figure 32 – Magnet Swipe the L900 MIU 22 Figure 33 – HHU Home Screen 25 Figure 34 – N_SIGHT Main Screen 26 Figure 35 – Data Logger Options 26 Figure 36 – Reader ID Input 27 Figure 37 – HHU Time Confirmation 27 Figure 38 – Initialize RF Device 28 Figure 39 – L900 MIU ID Entry 28 Figure 40 – Capture Button 29 Figure 41 – Meter Size Selection 29 Figure 42 – Start Button 30 Figure 43 – Listening for Data 30 Figure 44 – Receiving Data
Tables Table 1 – Supported Encoder Maximum Cable Length 4 Table 2 – L900 MIU Pit Environmental Conditions 4 Table 3 – L900 MIU Pit Functional Specification 4 Table 4 – L900 MIU Pit Functional Specification 4 Table 5 – Recommended Tools 7 Table 6 – Recommended Materials 8 Table 7 – Cable Length and Manufacturer 15 Table 8 – Data Logging Graph Legend 32 Table 9 – Examples of Reading Values 36 Table 10 – Available Replacement Parts 36 L900 MIU Pit Installation and Maintenance Guide ix
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Chapter 1: Product Description This chapter provides a general description of the L900™ Pit meter interface unit (subsequently referred to as L900 MIU). The L900 MIU by Neptune is a compact electronic device that collects meter reading data from an encoder register. It then transmits the data for collection by the meter reader.
Chapter 1: Product Description The fixed network message that transmits for use on a LoRa network is sent every three hours. The L900 MIU is designed to offer advantages to utility organizations of all sizes: l l Increases meter reading accuracy. Eliminates infrastructure concerns and the burden of managing collection devices. l Eliminates “hard-to-read” meters. l Protects utility liability by increasing meter reader safety. l Requires no programming.
Chapter 2: L900 Specifications This chapter provides you with the specifications for the L900 MIU. Electrical Specifications The power is supplied by a Lithium battery. Transmitter Specifications This section provides information on transmitter specifications.
Chapter 2: L900 Specifications Table 1 – Supported Encoder Maximum Cable Length Neptune ARB® V1 300 feet (91 meters) Neptune ProRead™ and E-CODER® 500 feet (152 meters) Sensus Protocol registers 200 feet (61 meters) 1 Meets manufacturer's published specifications for wire length between encoder and remote receptacle. The length is based on solid three conductor wire, 22 AWG.
Chapter 2: L900 Specifications Figure 2 – L900 MIU - Pit Dimensions - Front Figure 3 – L900 MIU Pit Dimensions - Side L900 MIU Pit Installation and Maintenance Guide 5
Chapter 2: L900 Specifications Figure 4 – L900 MIU Pit Antenna 6 L900 MIU Pit Installation and Maintenance Guide
Chapter 3: General Installation Guidelines This chapter describes tools, materials, and general installation guidelines for the L900 MIU. Tools and Materials Table 5 below and Table 6 on the next page show the recommended tools and materials you need to successfully install the L900 MIU. It is possible that some items do not apply to your specific installation, or the list does not contain all required tools or materials.
Chapter 3: General Installation Guidelines Table 6 – Recommended Materials Item Cable Description/Recommendation Solid 3 Conductor #22 AWG Use Connect L900 MIU to encoder register. (black/green/red) Part # 6431352 Moisture Protection Compound Novaguard sealant Cover exposed wires and terminal screws on register and L900 MIU. Scotchloks Part# 8138-125 Connect replacement pit L900 MIU to encoder register.
Chapter 3: General Installation Guidelines l ProRead AutoDetect l E-CODER l MACH 10 l Competitive registers using Sensus which include: Sensus ECRIII, ICE, iPerl, OMNI, and electronic registers; also Hersey/Mueller Translator, Badger ADE, and HR ELCD Before installing an L900 MIU, the encoder register must be correctly wired and/or programmed to work with the L900 MIU. E-CODER registers do not require programming.
Chapter 3: General Installation Guidelines Figure 5 – Wiring a Neptune Encoder Register Figure 6 – L900 MIU Color Code for Wires 6. If required, connect the three conductor wires to the encoder register's terminal per the manufacturer's instructions. See Figure 5 and Figure 6.
Chapter 3: General Installation Guidelines 7. Thread the cable around the strain relief posts of the encoder. See Figure 7. Figure 7 – Cable Threaded Around Strain Relief Posts 8. Apply sealant liberally and ensure that it encapsulates the terminal screws and exposed wires. See Figure 8. Neptune requires Novaguard G661 sealant or Dow Corning compound 4. Figure 8 – Application of the Sealant Any leak point can cause a reading failure in a submerged meter setting.
Chapter 3: General Installation Guidelines 9. Snap the cover onto the encoder register. See Figure 9 below. Figure 9 – Covering the Terminal Screws 10. Run the cable to the L900 MIUand fasten it securely. Do not exceed maximum cable lengths as defined in Table 1 on page 4. If the encoder register is prewired and potted, use Scotchloks for connecting the register to the L900 MIU.
Chapter 4: Pit Installation This chapter describes storage and unpacking instructions, preliminary tests, tools, materials, site selection, and pit installation of the L900 MIU. Prior to Installation Storage Upon receipt, inspect shipping containers and contents for damage prior to storage. After the inspection is complete, store the cartons in a clean, dry environment. Keep in mind that the L900 MIU has an internal battery. Storage for more than one year can affect product life.
Chapter 4: Pit Installation Tools and Materials Table 5 on page 7 and Table 6 on page 8 show the recommended tools and materials you need to successfully install the L900 MIU. Some items may not apply to your specific installation, or the list may not contain all required tools or materials. Site Selection Always follow your company's safety practices and installation guidelines when installing an L900 MIU. Never perform an installation during a lightening storm or under excessively wet conditions.
Chapter 4: Pit Installation l When installing in a high traffic area, Neptune recommends that the dome of the antenna be recessed in the pit lid as shown in Figure 12. l Recessing the installation reduces the range of the antenna. Figure 12 – Antenna Placement for High Traffic Areas l For best results, Neptune recommends installing the L900 MIU in a location that provides a direct line of site to the path of the meter reader.
Chapter 4: Pit Installation Select a location for the L900 MIU that meets the recommendations in "Site Selection" on page 14. Installing the Antenna 1. Insert the antenna cable and housing through the 1¾inch hole in the meter pit lid. See Figure 13. Figure 13 – Inserting the Antenna into the Pit Lid 2. Thread the locking nut onto the antenna (unthreaded end towards lid). See Figure 14. Figure 14 – Locking Nut on Antenna 3. Hand tighten the nut securely to the lid. See Figure 15.
Chapter 4: Pit Installation Figure 16 shows a completed installation of the antenna. Figure 16 – Installation Completed Begin the Installation Complete the following steps to install the L900 MIU in a pit. 1. Remove black plastic thread protector cap from the male F-connector on the L900 MIU. Figure 17 – Black Thread Guard from Male F-Connector 2. Place the flat black rubber washer around the male Fconnector on the L900 MIU as shown in Figure 18.
Chapter 4: Pit Installation 3. Apply a coating of Novaguard around the base of the F-connector and on the flat rubber washer. See Figure 19. 4. Using a torque wrench, connect the coaxial cable connector to the F-connector on the L900 MIU/housing, tightening it to 15 inch-pounds. Figure 19 – Apply Novaguard Antenna connection should have Novaguard applied inside the connector. Threading the F-Connector Complete the following steps to thread the F-connector. 1.
Chapter 4: Pit Installation Installing the Scotchloks Complete the following steps to install the Scotchloks. 1. Complete steps outlined in "L900 MIU Pit Installation" on page 15 to install the L900 MIU through the lid. 2. Use 3M Scotchloks type UR connector to connect the L900 MIU wires to the encoder wires. 3. Hold the Scotchloks connector between the index finger and thumb with the red cap facing down. See Figure 22. Figure 22 – Scotchloks Connector 4. Pair the wires according to the color diagram.
Chapter 4: Pit Installation Do not strip colored insulation from wires, or strip and twist bare wires prior to inserting in a connector. Insert insulated colored wires directly into the Scotchloks connector. 6. Place the connector (red cap side down) between the jaws of the UR crimping tool as shown in Figure 25. Figure 25 – UR Crimping Tool 7. Check to ensure the wires are still fully seated before crimping the connector. Figure 26 illustrates improper connections due to wires not fully seated.
Chapter 4: Pit Installation Connecting the Splice Tube To finish the installation of the Scotchloks, complete the following steps to install the connector king splice tube. 1. Take all three connected Scotchloks and push into the splice tube until fully encapsulated by the silicone grease. See Figure 28 Figure 28 – Splice Tube 2. Separate each gray wire and place in the slots on each side as shown in Figure 29. Figure 29 – Gray Wire in Slots 3.
Chapter 4: Pit Installation Tying the Cable and Magnet Swiping the L900 MIU Complete the following steps to tie the cable and magnet swipe the .L900 MIU. 1. Place the L900 MIU in the pit location using the following suggestions. l l In a shallow pit application, you can place the L900 MIU beside the meter. In deep pit applications, use a cable tie to suspend the L900 MIU from the antenna shaft, as shown in Figure 31.
Chapter 4: Pit Installation Testing the Installation If the L900 MIU is connected to an E-CODER register or another register with an eight-digit output, the L900 MIU will transmit an eight-digit read. For example, read 12345678 (E-CODER or other eight-digit register output). To test the installation, complete the following steps. To avoid RF signal saturation of the HHU, position yourself at least two to three feet from the L900 MIU. 1.
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Chapter 5: Data Logging Extraction About Data Logging The L900 MIU is capable of storing interval data for data logging. The L900 MIU is activated using the Trimble® Nomad® and R900® Belt Clip Transceiver (R900 BCT) and is explained in more detail in the following section. The L900 MIU stores consumption in hourly intervals for a rolling total of 96 days. This is equal to 2,304 hourly intervals of consumption. The data logging data is extracted through RF activation.
Chapter 5: Data Logging Extraction 2. From the HHU Menu screen, click UTILS (option 4). See Figure 34. Figure 34 – N_SIGHT Main Screen 3. Click DATA LOGGER (option 9). See Figure 35.
Chapter 5: Data Logging Extraction 4. Type your reader ID and password (if applicable) for the host software. Click LOGIN. See Figure 36. Figure 36 – Reader ID Input Initializing the Data Logger 1. Verify the time is correct, and click YES. See Figure 37. Figure 37 – HHU Time Confirmation The HHU must be synchronized prior to data logging in order to set the clock.
Chapter 5: Data Logging Extraction 2. The Initialize Device screen appears if you are not connected or you are not in range of your R900 BCT. Click INITIALIZE. See Figure 38. Figure 38 – Initialize RF Device You must initialize the R900 BCT each time you attempt to data log. 3. Select RF and type the L900 MIU ID. See Figure 39.
Chapter 5: Data Logging Extraction You can type the L900 MIU ID with the number pad keys or expand the on-screen keyboard. 4. After you type the L900 MIU ID, click CAPTURE. See Figure 40. Figure 40 – Capture Button 5. You are prompted to provide meter size and unit of measure. You can type this information now and click OK or after the data logging has completed. See Figure 41.
Chapter 5: Data Logging Extraction Initiating RF-Activated Data Logging Complete the following steps to initiate RF-activiated data logging. 1. Click START to initiate RF-activated data logging. See Figure 42. Figure 42 – Start Button The R900 BCT activates the L900 MIU and listens for the data logger to start transmitting. See Figure 43.
Chapter 5: Data Logging Extraction The data appears on the screen. See Figure 12. Figure 44 – Receiving Data 1. After the data logging process is completed, choose the meter size (see Step 5 on page 33). 2. Click GRAPH (see Figure 43) to display the data in a graph. Examples of graphs are shown in Figure 46 on the next page. The HHU processes and saves the data. After closing the data logging screen, the unit performs a backup.
Chapter 5: Data Logging Extraction Figure 46 – Examples of Data Logging Graphs Table 8 – Data Logging Graph Legend Color Code Description 1 red Intermittent Leak 2 red Continuous Leak 1 gray Minor Backflow 2 gray Major Backflow Blue bars No Flags Red bars Leak Gray bars * Backflow * If the Backflow flag and the Leak flag appear at the same time, Backflow (Gray bars) has precedence over Leak.
Chapter 5: Data Logging Extraction Off-Cycle Data Extraction Off-cycle reads are 96 days of daily reads. These are to allow utilities to retrieve move-out reads or monitor vacant usage to prevent theft. To navigate to off cycle, complete the following steps. 1. From the host software home screen on the HHU, click MENU. See Figure 47. Figure 47 – HHU Home Screen 2. From the HHU Menu screen, click UTILS (option 4). See Figure 48.
Chapter 5: Data Logging Extraction 3. Click OFF CYCLE (option 4). See Figure 49. Figure 49 – Off-Cycle Option 4. Type the read ID and/or the password. 5. Click LOGIN. 6. Confirm date and time are correct. 7. Click YES. R900 Belt Clip Transceiver To pair with R900 BCT, complete the following steps. 1. Change date if you have a specific day to target. 2. Click INITALIZE to pair with R900 BCT. 3. Type the L900 MIU ID. 4. Click CAPTURE. The reads come in just like the data logger reads.
Chapter 6: Maintenance and Troubleshooting This chapter takes you through maintenance and troubleshooting procedures for the L900 MIU. Six- and Four-Wheel Encoders Six-Wheel Encoders Normal Operation If the odometer reads 123456, the display should show 1 2 3 4 5 5 0 0. The sixth digit displayed is a five if the last digit on the odometer is five through nine. The sixth digit is a zero if the last digit on the odometer is zero through four.
Chapter 6: Maintenance and Troubleshooting Troubleshooting This section provides examples of possible reading values, and what they indicate. Table 9 – Examples of Reading Values Reading Value :::::::: Definition Troubleshooting Failure to retrieve reading l l ???????? l Indicates an ambiguous, bad read l Replaces -------- and HHHHHHHH Usually indicates a cut wire. Check the connection between the register and L900 MIU.
Chapter 7: Contact Information Within North America, Neptune Customer Support is available Monday through Friday, 7:00 AM to 5:00 PM Central Standard Time by telephone, email, or fax. By Phone To contact Neptune Customer Support by phone, complete the following steps. 1. Call (800) 647-4832. 2. Select one of the following options. l Press 1 if you have a Technical Support Personal Identification Number (PIN). l Press 2 if you do not have a Technical Support PIN. 3.
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Glossary A antenna (pit) L900 MIU antenna used for pit installations. C conical-shaped gasket Cone-shaped rubber gasket on antenna cable used to seal cable at top of connector housing. connector housing Black plastic 1/4-turn connector for waterproofing antenna cable connection to L900 MIU pit. connector nut Black plastic nut used to depress conical-shaped gasket and seal antenna cable at the top of connector housing. F flat washer Washer used to seal cable connector housing to L900 MIU pit.
Glossary M main housing Main body of the L900 MIU that attaches to the mounting adapter. main housing fastener screw Set screw (Hi-Lo fastener) that holds the main housing to the mounting adapter. maximum cable length Length set by the manufacturer for the wire between the encoder and the remote receptacle. The specifications for this length are based on a solid 3-conductor wire. MIU See L900 MIU. N Novaguard sealant Moisture protection compound.
Glossary S Scotchloks Gel caps used to connect the register to the pigtail from the L900 MIU. seal wire Wire inserted into the seat holes adjacent to the main housing fastner screw. This seal must be broken to remove the main housing from the mounting adapter. serial number Unique identification number given to each L900 MIU at the factory. Custom serial numbers are not available. splice tube Device used to join two pieces of wire.
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Index Scotchloks 19 contact information 37 A by email 37 access by fax 37 data loggng 25 HHU home screen 25 by phone 37 crimping tool 7, 20 activate L900 MIU 25 with magnet 22 D data logging 25 with Nomad 25 extraction 25 active L900 MIU 7 graphs 31 antenna cable 16 RF activated 30 dimensions 4 shaft 22 E B E-CODER 4, 9 battery 3 black cone-shaped gasket 18 electrical specifications 3 encoder register interface 3 encoders C four wheel 35 cable 3, 8 six wheel 35 22 AWG 4, 9 environme
Index functional conditions 4 O G odometer 35 gasket 18 graphs, data logging 31 on-screen keyboard 29 operating humidity 4 P H HHU menu screen 26 high traffic 15 pit antenna 14 preliminary checks 8 prewired 12 product description 1 I ProRead 4, 8 installation guidelines 7 R L recommended materials 8 L900 MIU 7 product description 1 recommended tools 7 register specifications 3 install 9 latch plate 18 potted only 9 locking nut 16 LoRa 1, 3 S M safety checks 8 magnet 7, 26-28 magnet (i
Index transmitter 3 splice tube 21 spread spectrum 1 strain relief posts 11 swipe, L900 MIU with magnet 22 T temperature operating 4 storage 4 terminal screw 9 tool kit 7 tools 7 transmitter specifications 3 troubleshooting 35 W weight 4 wires, color-coded diagram 19 L900 MIU Pit Installation and Maintenance Guide 45
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Neptune Technology Group Inc. 1600 Alabama Highway 229 Tallassee, AL 36078 USA Tel: (800) 633-8754 Fax: (334) 283-7293 Neptune Technology Group (Canada) Ltd. 7275 Alabama Highway 229 Mississauga, Ontario L5N 5M9 Canada Tel: (905) 858-4211 Fax: (905) 858-0428 Neptune Technology Group Inc. Ejèrcito Nacional No. 418 Piso 12, Desp. 1201-1202 Col. Chapultepec Morales Delegación Miguel Hidalgo 11570 Mèxico, Distrito Federal T: (525) 55203 5294 / (525) 55203 5708 IM L900 Pit MIU 09.17 Part No.
