ACC2 Support

  • Module Ribbon Connection Update
    The communication module connection to the ACC2 facepack changed, effective with a facepack manufacturing date code May 2022 and later. The new facepack now has a separate
  • Field Facepack Update Instructions
    ACC2 can be updated whenever a new version of the operating system or any of the internal modules is released. These updates are available here at the bottom of this article in the
  • Controller Installation
    The A2C installation guide will have the following information: Removing Front Door and Face Frame Wall Mounting Wiring Controller Power Wiring Diagram Conduit Sizes
  • Flow Sensor Installation
    FLOW SENSORS allow flow-capable controllers, such as the Hunter ACC2, to monitor actual flow in irrigation systems. With proper setup at the controller, this allows the controller
  • Centralus Installation
    The A2C controller uses three different types of communication devices, a WiFi module, Local Area Network (LAN), or the LTE cellular connection. For more information on connecting
  • Facepack
    "Facepack" is a Hunter term for the enclosed, removable control panel and display assembly. It contains the brain and memory of the controller. Reversing the Facepack The
  • Components (Conventional)
    Facepack Cable Power Supply Board Replacement Earth Ground Lug Slide Locks Flow Expansion Wire Tie Holders Transformer Fuse Optional Wi-Fi or LAN
  • Components (Decoder)
     
  • Using ACC2 WiFi Direct Connect
    The controller can be placed in direct connect mode, allowing an iOS or Android device to connect directly over Wi-Fi to a single controller. This removes the need to go through
  • SmartPort Replacement
    The ACC2 has a preinstalled SmarPort® harness for using the ROAM/ROAMXL remotes. In the event this becomes damaged, this can be removed and replaced with a few simple steps. The
  • Decoder Module Diagnostic LED Lights
    Each decoder output module is equipped with diagnostic LED lights. Each light is labeled on the deck lid.  
  • Field Wiring
    Proper installation and connection of the decoder two-wire paths is very important. Learn more Use only Hunter IDWIRE or an approved substitute. Use only Hunter DBRY-6
  • Decoder Wire Test
    The WIRE TEST Feature will activate a 24 VAC-60 Hz frequency on all output modules and their two-wire paths, to allow wire tracking and fault finding with a standard AC current
  • Decoder Surge Protection
    A good surge protection system works by totally protecting the system from small to medium lightning storm effects, and by minimizing the effect of large lightning storms. The
  • Universal Two-Wire Decoder Staking kit
    The DECODER STAKE raises the decoder off the ground to provide easy access for wireless programming tools (ICD-HP & EZ-DT) during routine maintenance, keep wiring and connections
  • Time and Date
    The SETTINGS menu allows you to set the current TIME AND DATE in your ACC2 controller as well as daylight savings settings.
  • P/MV Operation
    The ACC2 controller allows up to six Pump and/or Master Valve outputs to be assigned in the controller. This applies to the decoder and conventional models. In this article, the
  • Start Times
    A basic program requires a START TIME, station Run Time, and Water Days to operate automatically. This is where basic automatic irrigation is set up. There are 32 possible
  • Naming Programs
    ACC2 allows items to have NAMES, with an on-screen keyboard that appears in the Name field. Names are useful in large systems, especially in the more advanced Flow Operations.
  • Run Times
    The ACC2 Controller can have a maximum of 64 RUN TYPES (events) for each program that may consist of a station, a block (a group of stations), and/or a station delay. Station
  • Water Days
    Setting the WATER DAYS will complete a basic automatic program.  Mode Options: Day of Week: Check the boxes for the days the program should water. Odd/Even: Water only
  • Seasonal Adjust
    SEASONAL ADJUSTMENT is used to make run time changes without having to reprogram all of the individual station run times. This feature is perfect for making small changes that are
  • Calendar Days Off
    Create a list of dates on which the controller (all programs) will not be allowed to run, regardless of Water Day settings. Programs that have been set to Ignore Calendar Days Off
  • Manual Starts and Test
    From the Home screen, the MANUAL soft key allows you to start stations/blocks, programs, and run a test program. A Manual Station or Program Start will pause any automatic watering
  • Program Summary
    Once a program has start times, run times, and water days, it will run automatically without further setup. To see how the program is configured, select Program Summary from the
  • Stop Commands
    Any running irrigation can be stopped immediately from the Home screen. The top soft key offers the following choices for stopping irrigation: Stop All Irrigation - Stops
  • Program Rules
    PROGRAM RULES customizes each program for setting up a NO WATER WINDOW or STATION DELAY. Ignore Calendar Days Off: Check the box if the program should be allowed to
  • Sensors (Decoder)
    Rain shutoff and other sensors must be setup in the Devices menu. We tell the controller what sensors are connected, and in some cases we set the response for each sensor.  
  • Station Setup
    The primary use for this setting is to allow stations to be named. Most other functions are described in more detail in the Flow Operations section. Name: Used to name the
  • Cycle and Soak
    The CYCLE & SOAK feature is used to control runoff and puddles when soil or slope cannot absorb all irrigation at once. The CYCLE should be set for the maximum time the station can
  • Blocks
    A BLOCK is an electronic group of stations that runs at the same time, for the same run time, within a program (Blocks replace “SSGs” in original ACC). Blocks may have up to
  • Station Limits
    STATION LIMITS will allow you to set how many stations can run at once. Stack or Overlap means that each program can be manually set to overlap with other programs or be
  • Station Summary
    The STATION SUMMARY is a report available for each station showing exactly how it is going to run, based on the current setup and programming. It is a report only and does not
  • Flow Sensors
    After connecting one or more flow sensors to the controller, the next step is to configure the sensor in the FLOW SENSORS menu. The controller has three Flow Sensor inputs built-in
  • Solar Sync
    After connecting a SOLAR SYNC Sensor to the controller, it is necessary to configure this in the Devices, SOLAR SYNC menu. It will take the SOLAR SYNC two or three days to register
  • Clik Sensors
    The ACC2 Controller allows you to connect up to three CLIK SENSORS. These sensor inputs are already configured as Normally Closed, but this can be changed for other types of
  • Sensor Response
    The SENSOR RESPONSE is set up by the individual program. If you want the same responses for multiple programs, set up the responses for the first program, then click the Copy soft
  • Flow Alarm Handling
    When stations are running, the Flow Monitor continuously checks the actual flow from the sensor(s) against the combined learned flow of the stations, including the overflow and
  • Clear Flow Alarms
    The CLEAR FLOW ALARM function enables a MainSafe or Flow Zone that has had an Overflow alarm to water again. If a Flow Zone or MainSafe flow alarm has occurred, a shortcut key is
  • Flow Operations
    The two major components of FLOW OPERATIONS are the Flow Manager and the Flow Monitor features. Checking either will display a reminder of the steps required to set up these
  • - Set Up Flow Monitor
    FLOW MONITORING requires a specific configuration to operate correctly after the Flow Sensor is installed. Complete these steps in the correct order to monitor flow using a Flow
  • - Set Up Flow Manager
    FLOW MANAGER runs simultaneous stations to reach a programmable flow rate target. It allows the controller to decide which stations to run, to keep the total flow as close to the
  • Flow Totals
    FLOW TOTALS are total amounts of water consumed over a specified time period. They may also be viewed at different levels, depending on how the controller is configured. Total Flow
  • Set Up Flow Manager (Decoder)
    Flow Manager runs simultaneous stations to reach a programmable flow rate target. It allows the controller to decide which stations to run, to keep total flow as close to the pipe
  • - MainSafe
    A MAINSAFE is an optional level of flow monitoring and protection above the Flow Zone level. This is a useful feature when the following occurs: More than one Flow Zone has
  • Learn Flow
    LEARNING FLOW is an important step in the Flow Monitor setup (unless the MainSafe™ option is enabled) process. Flow learning will only test stations that already have a Run
  • Hydraulic Summary
    The HYDRAULIC SUMMARY is a report of exactly how the controller hydraulics are set up at the moment. It shows the connections of all flow-related objects, from MainSafe zones (if
  • Regional Settings
    The REGIONAL SETTINGS menu allows you to change the LANGUAGE, TIME AND DATE format, and UNIT OF MEASUREMENTS in your ACC2 controller.
  • Networking
    The ACC2 model controller can be upgraded to Centralus software for web-based central control options. Installing the A2C-WIFI (WiFi Module), A2C-LAN (Ethernet networking module),
  • Controller Verification
    When the ACC2 model controller is upgraded to web-based central control Centralus Software, a VERIFICATION CODE is required to complete the installation process. After a valid
  • Diagnostics Menu
    Attention messages do not interfere with normal automatic irrigation. All attention messages on the Home screen create logs. The first step to understanding any problem or message
  • About Decoders Menu
    ACC2 Decoder controllers have an additional menu for decoder functions. ACC2 is designed to work with Hunter ICD decoders, and will not operate decoders from other manufacturers.
  • View Configuration
    View Configuration can retrieve all the setup information for a specified decoder on the two-wire path, or for one attached to the programming port. It is similar to the Read
  • Station Assignments
    When multiple decoder output modules are present, the range of station numbers allowed on each one can be changed, or "mapped." This allows you to assign more than 75 stations to a
  • Decoder Diagnostics
    The Diagnostics screen displays an overview of the electrical status of each installed output module, plus additional functions. Each module’s electrical current is shown. When
  • Decoder Inventory
    This runs a test communication to all decoder addresses on the selected output module to verify which decoders are installed and operational on the two-wire paths. Use the
  • Update Decoders
    You can update all installed decoders via the two-wire paths with this command, if a new version of decoder firmware is available and uploaded into the controller. Station and P
  • Program Decoder
    This allows setting or changing a decoder’s station address(es). Hunter decoders must have at least one station number programmed into the decoders before they will operate. In
  • No Network Card Message
    The NO NETWORK CARD PRESENT message could appear on your Network Info screen if the module was removed, then reinstalled. Also, a zero could display for the IP number. Use the