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Neptune Technology L900 MIU Pit, Installation And Maintenance Manual, Page: 23 / 42

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L900 MIU Pit and Wall Installation and Maintenance Guide

9

Chapter 3: General Installation Guidelines

This chapter describes tools, materials, and general installation guidelines for the
L900 MIU.

Tools and Materials

Table 8 below and Table 9 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.

Item

Description/Recommendations

Use

Took Kit

Contains standard tools including:

l

Assorted screwdrivers

l

Needle-nose pliers

l

Wire stripper

l

Diagonal cutters

l

Electrician's knife

l

Hammer

l

Crimping tool (Part # 5500-158)

Performs various installation procedures.

Magnet

6 lb. force (Part # 12287-001)

Magnet swipe the L900 MIU.

Table 8  – Recommended Tools

Summary of Contents for L900 MIU Pit

Page 1: ...L900 MIU Pit and Wall Installation and Maintenance Guide L900 MIU Pit and Wall Installation and Maintenance Guide...

Page 2: ......

Page 3: ...L900 MIU Pit and Wall Installation and Maintenance Guide...

Page 4: ...nce that may cause undesired operation Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are design...

Page 5: ...may only operate using an antenna of a type and maximum or lesser gain approved for the transmitter by Industry Canada To reduce potential radio interference to other users the antenna type and its ga...

Page 6: ...rieur au gain maximal indiqu pour ce type sont strictement interdits pour tre utilis s avec ce p riph rique l Gain maximal admissible de 2 15 dBi et imp dance requise de 75 ohms l Type s d antenne ap...

Page 7: ...ons L900 MIU Pit 4 Environmental Conditions 4 Functional Conditions 4 Dimensions and Weight 4 Specifications L900 MIU Wall 6 Environmental Conditions 6 Functional Specifications 6 Dimensions and Weigh...

Page 8: ...IU Pit Installation 25 Installing the Antenna 26 Begin the Installation 27 Threading the F Connector 28 Installing the Scotchloks 29 Connecting the Splice Tube 31 Tying the Cable and Magnet Swiping th...

Page 9: ...tenance and Troubleshooting 45 Six and Four Wheel Encoders 45 Six Wheel Encoders Normal Operation 45 Four Wheel Encoders Normal Operation 45 Troubleshooting 46 Replacement Parts 46 Chapter 8 Contact I...

Page 10: ...This page intentionally left blank viii L900 MIU Pit and Wall Installation and Maintenance Guide Contents...

Page 11: ...15 Figure 14 L900 MIU Wall Main Housing 17 Figure 15 Mounting Adapter 18 Figure 16 Gel Cap Connections 18 Figure 17 Color Code for Wires 19 Figure 18 Adapter Cable 19 Figure 19 Cable Exit Notch 19 Fig...

Page 12: ...o Antenna 32 Figure 45 Magnet Swipe the L900 MIU 32 Figure 46 HHU Home Screen 35 Figure 47 N_SIGHT Main Screen 36 Figure 48 Data Logger Options 36 Figure 49 Reader ID Input 37 Figure 50 HHU Time Confi...

Page 13: ...mental Conditions 6 Table 6 L900 MIU Wall Functional Specifications 6 Table 7 L900 MIU Wall Dimensions and Weight 6 Table 8 Recommended Tools 9 Table 9 Recommended Materials 10 Table 10 Maximum Cable...

Page 14: ...This page intentionally left blank xii L900 MIU Pit and Wall Installation and Maintenance Guide Tables...

Page 15: ...imum broadcast signal strength is obtainable ensuring a high percentage of accurate one pass readings Figure 1 L900 MIU Wall Figure 2 L900 MIU Pit The L900 MIU meets FCC regulations Part 15 247 allowi...

Page 16: ...ous data RF Frequency Control Algorithm The L900 MIU s frequency hopping spread spectrum has a sequence of at least 50 different channels for transmitting data Associated with the 50 channels are 50 f...

Page 17: ...ansmit Period l Every 20 seconds R900 standard mobile message l Every seven and one half minutes R900 standard high power fixed network message l Every three hours LoRa fixed network message Encoder R...

Page 18: ...MIU Operating Temperature 22 to 149 F 30 to 65 C Storage Temperature 40 to 158 F 40 to 70 C Operating Humidity 0 to 100 Condensing Table 2 L900 MIU Pit Environmental Conditions Functional Conditions T...

Page 19: ...Figure 3 L900 MIU Pit Dimensions Front Figure 4 L900 MIU Pit Dimensions Side L900 MIU Pit and Wall Installation and Maintenance Guide 5 Chapter 2 L900 Specifications...

Page 20: ...ensing Table 5 L900 MIU Wall Environmental Conditions Functional Specifications Register Reading Eight digits L900 MIU ID Nine digits Table 6 L900 MIU Wall Functional Specifications Dimensions and Wei...

Page 21: ...Figure 6 L900 MIU Wall Dimensions Front Figure 7 L900 MIU Wall Dimensions Side L900 MIU Pit and Wall Installation and Maintenance Guide 7 Chapter 2 L900 Specifications...

Page 22: ...This page intentionally left blank Chapter 2 L900 Specifications 8 L900 MIU Pit and Wall Installation and Maintenance Guide...

Page 23: ...cessfully 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 Item Description Recommendations U...

Page 24: ...hecks before and during each installation l Verify that you are at the location specified on the site work order l Verify that the site is safe for you and your equipment l Notify the customer of your...

Page 25: ...ree wire mode using the ProRead programmer and its RF L900 MIU 6 8 or 10 ID TDI format This can be accomplished through the ProRead receptacle before it is removed Installation of a Register Non Pre W...

Page 26: ...or Code for Wires 6 If required connect the three conductor wires to the encoder register s terminal per the manufacturer s instructions See Figure 8 and Figure 9 12 L900 MIU Pit and Wall Installation...

Page 27: ...d ensure that it encapsulates the terminal screws and exposed wires See Figure 11 Neptune requires Novaguard G661 sealant or Dow Corning compound 4 Figure 11 Application of the Sealant Any leak point...

Page 28: ...le 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 t...

Page 29: ...e 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 Be sure to use a first in first out inventory control...

Page 30: ...e 6 Follow these guidelines when selecting a location to install the L900 MIU l For best results Neptune recommends mounting the L900 MIU on the outside of the building and in a location that provides...

Page 31: ...oder Table 10 Maximum Cable Lengths Installing the L900 MIU Remove the Main Housing Complete the following steps to install the wall L900 MIU Figure 14 L900 MIU Wall Main Housing 1 Remove the main hou...

Page 32: ...al mounting holes See Figure 15 l When mounting the L900 MIU to a pipe use the pipe clamp holes to secure the mounting adapter to a pipe A variety of holes in the mounting adapter allows for a quick a...

Page 33: ...tool to ensure a good connection 5 Repeat this process until all connections are complete 6 Store excess wire and Scotchloks in the hollow cavity in the back of the L900 MIU using the strain relief gu...

Page 34: ...gnet against the left side of the L900 MIU directly in line with the Neptune logo 4 Move the magnet up and over the top left corner of the L900 MIU See Figure 21 Testing the Installation To test the i...

Page 35: ...ead encoder register is used l Ensure the unit is programmed in three wire mode l Verify all electrical connections l Magnet swipe the L900 MIU See Step 1 If a problem still exists contact your Neptun...

Page 36: ...This page intentionally left blank Chapter 4 Wall Installation 22 L900 MIU Pit and Wall Installation and Maintenance Guide...

Page 37: ...that the L900 MIU has an internal battery Storage for more than one year can affect product life Be sure to use a first in first out inventory control system See Environmental Conditions on page 4 Un...

Page 38: ...ct life See L900 MIU Pit Environmental Conditions on page 4 Follow these guidelines when selecting a location to install the L900 MIU l For best results select a location where there is no chance that...

Page 39: ...quire additional cable In these cases the maximum cable length between the encoder register and L900 MIU depends on the register s manufacturer and model Refer to Table 11 for maximum cable lengths En...

Page 40: ...antenna cable and housing through the 1 inch hole in the meter pit lid See Figure 26 Figure 27 Locking Nut on Antenna 2 Thread the locking nut onto the antenna unthreaded end towards lid See Figure 27...

Page 41: ...U in a pit Figure 30 Black Thread Guard from Male F Connector 1 Remove black plastic thread protector cap from the male F connector on the L900 MIU Figure 31 Seating Washer 2 Place the flat black rubb...

Page 42: ...d and then connect the black plastic cable connector housing to the three lobed plastic latch plate 2 Tighten the connector by making a turn to the right as shown in Figure 33 3 Slide the black cone s...

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