DUAL Support

Welcome to the DUAL support section. DUAL is a two-wire plug-in for the I-Core irrigation controller. This section will guide you through installing and programming
DUAL for I-Core.

  • DUAL Owner's Manual
    Download the DUAL Owner’s Manual for detailed instructions on how to install and program the two-wire decoder system for the I-Core irrigation controller.  
  • System Components
    DUAL 48M    DUAL-1  DUAL-2  DUAL-S   ID WIRE div#sys-comp .format { margin: 30px auto 0; width: 300px; } .divider { border-bottom: 1px solid
  • System Overview
    I-CORE CONTROLLER DUAL -1 (One-Station Decoder) Not Compatible with Master valve/Pump Start Relay or Weather Sensor MAX DISTANCE TO END OF TWO-WIRE PATH ID1 WIRE (14 Ga)
  • Installation of Dual Decoder Module
    The DUAL48M decoder output module is designed for use in all Hunter I-CORE series controllers and provides two-wire decoder outputs for the Hunter DUAL family of field decoders.
  • Installing the Decoders
    Controller power must be OFF when installing decoders in the two-wire path. Note: Decoder wire runs and connections must be completely waterproof. Decoder wiring is
  • Lightning Protection and Grounding
    Proper grounding of decoder systems is part of the installation that requires consideration. Properly grounded decoder systems perform very well even in high-lightning regions.
  • Wire Specifications and Installation
    Wire and wire installation is a key factor in successful decoder installations. Substitution of recommended wire and wire splices is at the installer’s own risk and is a major
  • Typical Wire Layout
    NOTE: Do not loop the two-wire path back to the controller Two Two-Wire Paths Single Two-Wire Path   DUAL-S SURGE SUPPRESSION   Decoder
  • Using Pre-Existing Wire
    This is strongly discouraged by Hunter for the following reasons: It is unlikely that the pre-existing wire meets the specifications for gauge, twist, and solid copper. Pre
  • Connecting the Two-Wire Paths
  • DUAL 48M
    It is recommended that each decoder be programmed with station address(es) at the controller before installing it in the two-wire path. Decoders can also be programmed in the field
  • ICD-HP
        This instrument can operate and program ICD and DUAL decoders via wireless induction, through the base of the decoder with a programming cup. This allows access to
  • Diagnostics
    The DUAL decoder module has features and diagnostics to help you troubleshoot installation issues and check the status of solenoid operation. Basically, two functions are
  • Display Messages
    DUAL Module Message Description Ready Normal, ready to irrigate Avail Stations
  • Fault Messages
    Fault Messages Faults: Controller display shows “Fault”. This may be followed by a station number. The Station Status light on the ICore System Status dashboard
  • ICD-HP Handheld Programmer
    ICD-HP Handheld ProgrammerLearn more about ICD-HPICD-HP cut sheetHunter's ICD-HP is a unique tool for programming and diagnostics of both ICD and DUAL decoder systems.The rugged,

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