HomeMy WebLinkAbout8 Aclara DCU Upgrade - Good Template
ACTION ITEM #)Collection Units (DCUsDistributed Upgrade Award of a Contract to )Collection Units (DCUsDistributed Upgrade Award of a Contract to 8
Award of a Contract to Upgrade Water Metering NCC)Network Control Computer (•DCUs)Distributed Collection Units (•MTUs) eter Transmitter Units (M•componentsRadio system consists of three
•Radio system and software by Aclara•Water meters by Neptune•system customers of an Automated Meter Reading (AMR) system to cover all water the provision for In September 2008, the
District awarded a contract •BACKGROUND / HISTORY DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering replacement of first generation MTUs was not performedwide -System•Updated MTU used for new construction and maintenance replacements•Updated
MTU provides hourly readings•generation MTU reading every six hoursFirst •readingand transmits the Each water meter is equipped with a MTU. The MTU reads the meter •BACKGROUND / HISTORY
DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering poweredRemaining 22 DCUs are solar •poweredFive DCUs are 120 VAC •utility polesDCUs located at storage tanks, wells, pump stations and dedicated
•Data transmission to District office by cellular phone modem•Store data and transmit to District office once per day•the MTUsdata from Receive •District27 DCUs located through the
•BACKGROUND / HISTORY DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering Other District functions (billing, customer service) access the database•meter reading data. Stores data in a databaseReceives •NCC located
at District office •BACKGROUND / HISTORY DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering Radio reception•Power supply•Communications•yearsWater Department would like to upgrade all DCUs over the next few •NEW INFORMATION DCUsAward
of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering of cellular phone modems is necessaryFor some sites, upgrade •connectivityfiber module for Cellular phone modems can be replaced with new
communications •More secure•More reliable•Faster•to a number of sites. Additional sites will be connected in the futurecommunications DCU installation in 2008, District has installed
Since •NEW INFORMATION DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering Convert all DCUs to 120 VAC where feasible•correlatorsInsufficient power capacity to function with remote leak detection •Diverts staff
from other functions•Safety issues with ice & snow removal•Ice & snow drifts can cover solar panels•with solar panels during winterProblems •NEW INFORMATION DCUsAward of a Contract
to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering DCUsreception by Aclara has developed higher quality filter. Will provide better •transmissionsDCUs are equipped with filters to block
extraneous radio •NEW INFORMATION DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering •cable is installedcommunication 14 sites planned for next two years as power conduits and Remaining •techniciansite labor & travel for
Aclara -$4,200 for two days on•$50,000 for parts and materials for the 13 sites•quote from AclaraPrice •13 sites where DCU upgrades should proceed at this time •NEW INFORMATION DCUsAward
of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering Water Department budgetFY17 Sufficient funds existing in the •A ten percent change order allowance is recommended•cablesmounting brackets
and antenna Total of $50,000 for parts including sales tax and accessories such as •3,000Radio reception boards with upgraded filters = $•Solar panel/battery to 120 VAC conversions
= $417.35•New communication boards = $114.88•price for upgradesUnit •FISCAL IMPACT DCUsAward of a Contract to Upgrade Water Metering DCUs
Award of a Contract to Upgrade Water Metering DCUslabor associated with the upgrade of 13 water system for an expenditure not to exceed $59,620 for the parts, materials and agreement
with Aclara an execute Authorize the General Manager to •RECOMMENDATION DCUsAward of a Contract to Upgrade Water Metering DCUs