Hunter Node 100 Manual: Comprehensive Guide
Hunter’s NODE 100 offers battery-powered irrigation, simplifying control without AC power; this manual details installation, programming, and troubleshooting for optimal performance.
The Hunter Node 100 represents a significant advancement in simplified, reliable irrigation control. Designed for ease of use and installation, this single-station controller is ideal for individual zones or smaller landscaping projects. It eliminates the need for traditional wiring, operating entirely on batteries, making it perfect for remote locations or areas where AC power isn’t readily available.
This manual serves as a comprehensive guide, walking you through every aspect of the Node 100, from unboxing and setup to advanced programming features and troubleshooting. Whether you’re a seasoned irrigation professional or a first-time user, you’ll find clear, concise instructions to ensure optimal performance and water conservation. The Node 100, particularly in the Node-100-Valve combo, offers complete zone control, streamlining your watering schedule.
We’ll cover everything from understanding the programming interface and setting the date/time, to utilizing the cycle and soak functionality and managing battery life.
What is the Hunter Node 100?
The Hunter Node 100 is a single-station, battery-powered irrigation controller designed for simple and efficient watering management. It’s a self-contained unit, often available as a convenient Node-100-Valve combo, integrating the controller directly with a Hunter plastic valve for streamlined installation. This eliminates the need for separate valve boxes and extensive wiring, saving time and resources.
Unlike traditional controllers requiring AC power, the Node 100 operates solely on batteries, offering flexibility in placement and making it suitable for remote locations. It features three independent programs (A, B, C), each with four individual start times, providing customizable watering schedules. The controller boasts a waterproof enclosure, protecting it from the elements and ensuring reliable operation.
It’s a cost-effective solution for controlling a single irrigation zone, offering the renowned reliability and performance associated with the Hunter brand.
Key Features of the Node 100
The Hunter Node 100 distinguishes itself with several key features. It’s entirely battery-powered, eliminating the need for wiring and AC power sources, offering installation flexibility. A prominent battery-life indicator alerts users when replacement is needed, ensuring uninterrupted operation. The controller’s waterproof enclosure provides robust protection against water ingress and harsh weather conditions.
Programming is simplified with three flexible programs (A, B, C) and four independent start times per program, allowing for tailored watering schedules. The Node 100 is compatible with Hunter DC-latching solenoids (P/N 458200) for efficient valve control.
The Node-100-Valve combo offers a convenient all-in-one solution. It’s designed for single-station operation, providing complete control over a specific zone and its watering times, making it ideal for smaller irrigation needs.
Installation and Setup
Proper installation involves checking components, securely mounting the controller, correctly wiring the solenoid, and, if applicable, connecting to a Hunter valve.
Unboxing and Component Check
Upon receiving your Hunter Node 100, carefully open the packaging and verify all components are present. The Node 100 typically includes the controller itself, a pre-attached solenoid (unless you purchased the -LS model, which requires a separate solenoid), and this comprehensive manual.
Inspect the controller for any visible damage that may have occurred during shipping. Ensure the battery compartment is secure and that the display screen is intact. If you’ve purchased the Node 100-Valve combo, confirm the valve is also included and free from defects.
For multi-station controllers like the Node 200, 400, or 600, double-check the quantity of solenoids included – they support up to two, four, or six solenoids respectively. Retain the packaging for potential returns or warranty claims. A missing or damaged component should be reported to your retailer immediately.
Mounting the Node 100 Controller
The Hunter Node 100 is designed for flexible mounting options to suit various locations. Choose a location near the valve but protected from direct sunlight and extreme weather. The controller’s waterproof enclosure provides excellent protection, but minimizing exposure prolongs battery life.
Utilize the mounting tabs on the controller’s back panel. You can secure it directly to a valve, a wall, or a mounting post using suitable screws (not included). Ensure the mounting surface is stable and can support the controller’s weight.
Before fully tightening the screws, verify the controller is level to ensure accurate operation. Consider the accessibility of the display and buttons for programming and adjustments. Proper mounting protects the unit and simplifies future maintenance.
Wiring the Solenoid
The Hunter Node 100 simplifies solenoid wiring with a pre-attached solenoid on many models (check your specific product). For units without a pre-attached solenoid, or when replacing one, ensure the power is OFF before beginning. Locate the solenoid terminals on the controller and the valve.
Connect the solenoid wires to the corresponding terminals, observing polarity if applicable (especially with DC latching solenoids – P/N 458200). Securely tighten the wire connectors to ensure a reliable connection, preventing intermittent operation.
Double-check all connections before restoring power. Incorrect wiring can damage the controller or valve. If using DC latching solenoids, confirm compatibility and follow the specific wiring instructions provided with the solenoid. A properly wired solenoid is crucial for reliable zone control.
Connecting to a Valve (Node 100-Valve Combo)
The Hunter Node 100-Valve combo streamlines installation, integrating the controller and valve into a single unit. This eliminates separate wiring for the solenoid, simplifying the setup process. Ensure the valve is appropriately sized for your irrigation system’s flow requirements.
Connect the water supply line to the valve’s inlet, and the irrigation tubing to the valve’s outlet. Use appropriate fittings and sealant to prevent leaks. The Node 100 is already pre-wired to the valve’s solenoid, so no additional wiring is needed at that point.
Properly secure the valve and controller unit to a stable surface. Verify all connections are tight and leak-free before activating the system. This combo offers a convenient, space-saving solution for single-zone irrigation control.
Programming the Node 100
The Node 100 utilizes standard Hunter programming with three programs (A, B, C) and four start times each, accessed via a single button interface.
Understanding the Programming Interface
Unlike traditional Hunter controllers employing a dial, the Node 100 streamlines programming with a single, multi-functional button. This button navigates through all programming functions, offering a quicker and more intuitive experience. The display features a flashing indicator, clearly showing the section currently being adjusted. Pressing the button cycles through options within that section;
To enter programming mode, press and hold the button until the display begins to flash. The interface allows for setting the date and time, then programming individual programs (A, B, and C). Each program can have up to four independent start times, providing flexible watering schedules. Remember that the flashing portion of the display represents the value you are changing. Use the button to increment the value until it’s correct, then move to the next setting.
The simplicity of the interface is a key feature, making adjustments straightforward even for users unfamiliar with irrigation controllers. Careful observation of the flashing display is crucial for accurate programming.
Setting the Date and Time
Accurate date and time settings are fundamental for proper Node 100 operation. To begin, enter programming mode by pressing and holding the button until the display flashes. Navigate to the date setting – the display will clearly indicate when you’ve reached this function. Use the button to increment the month, day, and year, observing the flashing segments.
Once the date is correct, proceed to the time setting. The process is identical: use the button to adjust the hour and minute. Pay close attention to AM/PM designation, ensuring the correct time of day is programmed. The Node 100 relies on this information for scheduling and executing watering programs effectively.
Confirm each setting by moving to the next parameter. Incorrect date or time will lead to inaccurate watering schedules, so double-check your entries before exiting the setting process. A properly configured date and time are essential for maximizing the controller’s functionality.
Programming Programs A, B, and C
The Hunter Node 100 utilizes three independent programs – A, B, and C – allowing for versatile irrigation scheduling. To access program selection, enter programming mode and navigate using the button until “Pr” appears, followed by the program letter (A, B, or C). Select the desired program and press the button to confirm.
Within each program, you’ll define start times and watering durations. The Node 100 supports up to four start times per program, enabling multiple watering cycles throughout the day. Each start time is programmed individually, specifying when the watering sequence begins.
Remember that each program operates independently, offering flexibility for different plant types or watering needs. Utilizing all three programs maximizes the controller’s potential, allowing for customized irrigation solutions tailored to your landscape’s specific requirements.
Utilizing the Four Start Times per Program
The Hunter Node 100’s strength lies in its ability to schedule multiple watering events within a single program, thanks to its four independent start times. After selecting a program (A, B, or C), you can program each start time individually. To set a start time, enter the hour and minute, confirming each with the button.
These start times aren’t cumulative; each represents a separate watering cycle. This feature is ideal for landscapes needing frequent, short watering sessions, or for varying watering needs throughout the day. For example, you could set one start time for early morning, another for midday, and two more for late afternoon.
Remember to consider your plants’ water requirements and local climate when determining the optimal start times. Properly utilizing these four start times maximizes water efficiency and promotes healthy plant growth.
Adjusting Watering Duration
Once a start time is set, the Hunter Node 100 allows precise control over watering duration. After selecting a start time, the display will flash, prompting you to enter the desired run time in minutes. Use the buttons to increase or decrease the minutes, ensuring accurate settings for each zone’s specific needs.
Consider factors like plant type, soil composition, and seasonal changes when determining watering duration. Shorter durations are suitable for lawns, while longer durations benefit deeply rooted shrubs and trees. The Node 100 accommodates run times from one minute up to several hours.
Regularly review and adjust watering durations based on weather conditions and plant health. This ensures optimal water usage and prevents over or under-watering, contributing to a thriving landscape.
Cycle and Soak Functionality
The Hunter Node 100 incorporates a valuable “Cycle and Soak” feature, designed to improve water absorption and minimize runoff, particularly on sloped terrain or with compacted soils. This function divides a longer watering duration into multiple shorter cycles, interspersed with “soak” periods.
To activate Cycle and Soak, navigate to the program settings and enable the feature. You can then define the cycle length (the duration of each watering burst) and the soak duration (the pause between cycles). This prevents water from pooling and allows it to penetrate the soil more effectively.
Utilizing Cycle and Soak promotes healthier plant growth and conserves water by reducing waste. It’s especially beneficial for clay soils, which absorb water slowly. Experiment with different cycle and soak settings to find the optimal configuration for your landscape.
Advanced Features and Settings
Hunter Node 100 offers features like rain delay, seasonal adjust, and DC latching solenoid compatibility, enhancing control and water conservation for efficient irrigation.
Rain Delay Function
The Hunter Node 100 incorporates a convenient rain delay function, allowing you to temporarily suspend scheduled watering during periods of precipitation. This feature prevents overwatering and conserves water resources. To activate the rain delay, access the programming interface and navigate to the rain delay setting.
You can then specify the duration of the delay, typically ranging from hours to several days. The controller will automatically pause all programmed watering schedules for the selected period. Upon expiration of the rain delay, the controller will resume normal operation, following the previously established programming.
This is a valuable tool for responding to unexpected rainfall events, ensuring efficient water management and promoting a healthy landscape. Remember to deactivate the rain delay once the weather has cleared to restore regular irrigation schedules. The Node 100’s rain delay is a simple yet effective way to optimize water usage;
Seasonal Adjust
The Hunter Node 100’s Seasonal Adjust feature allows you to globally increase or decrease watering durations to accommodate changing weather patterns throughout the year. As temperatures rise in the summer, you might increase the percentage to deliver more water, compensating for increased evaporation. Conversely, during cooler months, reducing the percentage minimizes overwatering.
Access the Seasonal Adjust setting within the programming interface. You can then input a percentage adjustment, ranging from -25% to +25%. This percentage will be applied to all programmed watering durations across all programs (A, B, and C).
This is a convenient way to fine-tune your irrigation schedule without individually adjusting each start time. Regularly reviewing and adjusting the seasonal setting ensures your landscape receives the optimal amount of water, promoting healthy growth and conserving water resources. The Node 100 simplifies adapting to seasonal changes.
Battery Life Indicator and Replacement
The Hunter Node 100 features a battery life indicator to alert you when it’s time for replacement. The display will show a low battery icon when the batteries are nearing depletion, preventing unexpected interruptions to your irrigation schedule. It’s crucial to proactively monitor this indicator for consistent operation.
The controller requires two AA alkaline batteries. To replace them, locate the battery compartment, typically accessed by opening a secure latch on the controller’s housing. Remove the old batteries and insert new ones, ensuring correct polarity (+ and -) as indicated inside the compartment.
Using high-quality alkaline batteries is recommended for optimal performance and longevity. After replacing the batteries, the Node 100 may require a brief reset to re-establish the date and time. Regular battery checks contribute to reliable, automated irrigation.
DC Latching Solenoid Compatibility (P/N 458200)
The Hunter Node 100 is designed for seamless compatibility with Hunter DC-latching solenoids, part number 458200. These solenoids offer significant advantages, including reduced power consumption and enhanced reliability compared to traditional AC latching solenoids.
DC latching solenoids maintain their position – either on or off – even without continuous power, conserving battery life. Installation is straightforward; they easily connect to all Hunter plastic valves. This compatibility simplifies upgrades and replacements within your irrigation system.
When using DC latching solenoids, ensure proper wiring connections as outlined in the installation guide. Utilizing these solenoids maximizes the efficiency of the Node 100, particularly in remote locations where battery power is essential. They represent a smart choice for long-term, dependable irrigation control.
Troubleshooting
Hunter Node 100 issues can range from solenoid malfunctions to connectivity problems; resetting to factory defaults often resolves common errors and restores functionality.
Common Issues and Solutions
Issue: Program not running. Solution: Verify the date and time are correctly set, as incorrect settings can prevent program execution. Ensure the program (A, B, or C) is enabled and has at least one start time programmed. Check battery levels, as low batteries can cause erratic behavior.
Issue: Solenoid not activating. Solution: Confirm the solenoid is securely connected to the controller. Inspect the solenoid wiring for any breaks or corrosion. If using a DC latching solenoid (P/N 458200), ensure proper polarity. Test the solenoid independently to rule out a faulty valve.
Issue: Display is dim or unresponsive. Solution: Replace the batteries with fresh alkaline batteries. Avoid using rechargeable batteries, as they may not provide sufficient voltage. If the display remains unresponsive after a battery change, attempt a factory reset.
Issue: Watering duration is incorrect. Solution: Double-check the programmed watering duration for each start time. Remember that the NODE allows for precise adjustments to watering times, so ensure the desired duration is accurately entered.
Solenoid Troubleshooting
Problem: No solenoid click. Solution: First, verify the battery level is sufficient. A weak battery can prevent proper solenoid activation. Inspect the solenoid connector for corrosion or loose wires; ensure a secure connection. If using a DC latching solenoid (P/N 458200), confirm correct polarity – reversed polarity will prevent operation.
Problem: Continuous solenoid activation. Solution: This often indicates a short circuit in the valve wiring. Disconnect the solenoid wire from the NODE and check for continuity to ground. If a short exists, repair or replace the valve wiring. Ensure the valve itself isn’t mechanically stuck open.
Problem: Intermittent solenoid operation. Solution: Check for loose connections at both the controller and the valve. Inspect the solenoid wire for damage or breaks. Low battery voltage can also cause intermittent issues; replace batteries. Consider environmental factors like moisture affecting connections.
Connectivity Problems
The Hunter NODE 100 is designed for standalone operation and doesn’t utilize traditional wireless connectivity like Wi-Fi or Bluetooth. Therefore, “connectivity problems” typically relate to the solenoid wire connection between the controller and the valve. Ensure the wire is securely inserted into the terminal block, avoiding loose connections that interrupt the signal.
If experiencing issues, verify the wire isn’t damaged or corroded. Inspect the wire run for any breaks or exposed conductors. A common issue is moisture ingress into the valve box, causing corrosion. Consider using dielectric grease on the connections to prevent future corrosion.
Remember the NODE operates on low voltage; a poor connection can easily disrupt the signal. Double-check the polarity if using a DC latching solenoid. If problems persist, temporarily bypass the valve wire with a known good wire to isolate whether the issue lies with the controller or the valve itself.
Resetting the Node 100 to Factory Defaults
If the Hunter NODE 100 exhibits erratic behavior or programming errors, resetting to factory defaults can resolve the issue. This process erases all programmed schedules, date, and time settings, returning the controller to its original state. To initiate a reset, simultaneously press and hold the SELECT and START buttons.
Continue holding both buttons until the display flashes and then cycles through all programs (A, B, and C) rapidly. This indicates the reset process has begun. Release the buttons once the display returns to the default screen, showing the time set to 12:00 AM.
After a factory reset, you’ll need to reprogram the date, time, and all irrigation schedules. This is a useful step when troubleshooting significant programming issues or preparing the controller for a new installation. Remember to document your desired settings before resetting to simplify reprogramming.
Technical Specifications
The NODE 100 requires two AA batteries, operates between 32°F and 140°F, and features a waterproof enclosure, ensuring reliable performance in diverse conditions.
Power Requirements
The Hunter Node 100 is specifically designed for convenient, battery-powered operation, eliminating the need for a direct AC power connection. This makes it ideal for remote locations or situations where accessing electrical outlets is impractical. The controller utilizes two standard AA alkaline batteries to power all its functions, including solenoid activation, programming, and the display.
Hunter recommends using high-quality alkaline batteries to maximize the controller’s operational lifespan. Battery life is influenced by factors such as watering frequency, solenoid draw, and ambient temperature. The Node 100 incorporates a battery life indicator on the display, providing a clear visual cue when battery replacement is necessary. Regularly checking this indicator ensures uninterrupted irrigation scheduling. Avoid mixing old and new batteries, and always replace both batteries simultaneously for consistent performance. Lithium batteries are not recommended for use with this controller.
Operating Temperature
The Hunter Node 100 is engineered to withstand a broad range of environmental conditions, ensuring reliable performance throughout the seasons. Its specified operating temperature range is 32°F to 140°F (0°C to 60°C). This allows for operation in both moderately cold and warm climates without compromising functionality.
However, prolonged exposure to temperatures outside this range may affect battery life and potentially impact the controller’s internal components. The Node 100 features a robust, waterproof enclosure designed to protect against moisture ingress and environmental elements. While the enclosure provides significant protection, it’s advisable to avoid direct, prolonged exposure to extreme temperatures, such as direct sunlight in very hot climates. Proper placement, offering some shade, can help maintain optimal operating conditions and extend the controller’s lifespan.
Waterproof Enclosure Details
The Hunter Node 100 boasts a meticulously designed, waterproof enclosure, crucial for protecting its internal components from the elements. This enclosure is sealed to prevent water ingress, ensuring reliable operation even in rainy or humid conditions. The robust plastic construction resists corrosion and degradation from UV exposure, contributing to long-term durability.
A tight-fitting gasket creates a watertight seal around the enclosure’s door, further enhancing its waterproof capabilities. Despite this protection, it’s important to avoid submerging the controller completely or directing high-pressure water streams at it. Regularly inspect the gasket for any signs of damage or wear, replacing it if necessary to maintain the enclosure’s integrity. Proper installation, avoiding areas prone to standing water, will maximize the enclosure’s effectiveness and prolong the Node 100’s lifespan.