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WMIN01 - WATER TRANSMITTER INSTALLATION

GUIDE

The following information contains installation instructions for the Invensys NexusData Meter Transceiver

Unit (MXU). The wiring connections are the same for both inside and pit set installations. Techniques may

be different for the actual MXU placement in each type of installation.

Recommended Tools and Materials

• SR II ® security screw socket with 1/4" nut driver or ratchet wrench

• 3M Scotchlok ® UY-2 butt connector “gel-caps”

• 3M Scotchlok ® E-9Y stepped jaw crimping tool with wire cutter

• Wire stripper tool

• Screwdrivers (Phillips and standard blade heads)

• Power drill and bit (1/4")

• 8 x 1" sheet metal screws

• 1/2" Electrical Metallic Tubing (EMT)

• Conduit cutting tool

• Hammer

• Conduit driver (available from Invensys)

• Three-conductor solid wire (Invensys specification)

Wiring Diagram

Summary of content (4 pages)

PAGE 1
WMIN01 - WATER TRANSMITTER INSTALLATION GUIDE The following information contains installation instructions for the Invensys NexusData Meter Transceiver Unit (MXU). The wiring connections are the same for both inside and pit set installations. Techniques may be different for the actual MXU placement in each type of installation.
PAGE 2
WIRING INSTRUCTIONS The MXU wiring instructions assume the utility meter with an encoder register has been installed and the proper wire has been run to the MXU installation location. Three-conductor, 22 gauge, solid conductor cable is recommended. (For meter installation, refer to the installation information included in Invensys meter shipping cartons.) 1. Using the SR II security socket with ratchet wrench or nut driver, open the MXU enclosure by removing SR II type security screw.
PAGE 3
MOUNTING INSTRUCTIONS Wall Mounting: (Indoors and Outdoors) 1. Using MXU mounting bracket, find a convenient location for the MXU mounting. The MXU should be mounted in a vertical position so the top part with the Invensys logo is facing the front. The MXU mounting bracket can be mounted to a wall using screws or fastened to an object using heavy duty wire ties. Grooves have been placed in the back of the bracket for mounting on either horizontal or vertical (existing) pipes. 2.
PAGE 4
FCC Warning FCC Warning Modifications not expressly approved by the manufacturer could void the user authority to operate the equipment under FCC Rules. In order to comply with FCC RF Exposure requirements, the WMIN01 Water Meter Transmitter unit must be installed in such a way that there is a 2 meters separation distance between it and all persons during normal operation. The installer must maintain 2 meters separation distance from the WMIN01 Water Meter Transmitter when the device is operational.