1. Giriş
This manual provides comprehensive instructions for the installation, setup, operation, and maintenance of your Irritrol Rain Dial RD900-INT-R 9-Station Indoor Irrigation Controller. This controller is designed for residential indoor use, offering efficient and flexible irrigation management for your landscape. Please read this manual thoroughly before installation and operation to ensure proper function and longevity of your device.

Image 1.1: Irritrol Rain Dial RD900-INT-R controller, power adapter, and user manual.
The image displays the Irritrol Rain Dial RD900-INT-R irrigation controller, which is gray with a blue control panel. The control panel features an LCD screen, a large rotary dial for mode selection, and various buttons for programming. A power adapter and a printed instruction manual are also visible next to the controller.
2. Güvenlik Bilgileri
- Read all instructions carefully before operating the controller.
- Herhangi bir kablolama veya bakım işlemi yapmadan önce güç kaynağının bağlantısının kesildiğinden emin olun.
- This controller is designed for indoor use only. Do not expose it to outdoor elements unless specifically housed in a weather-resistant enclosure.
- Do not attempt to repair or modify the controller. Refer all servicing to qualified personnel.
- Keep the controller away from water sources and excessive humidity.
3. Paket İçeriği
Paketin içinde tüm öğelerin mevcut olduğundan emin olun:
- Irritrol Rain Dial RD900-INT-R Irrigation Controller
- Power Adapter (24Vac, 60Hz, 1.25A)
- Kullanıcı Kılavuzu
- Montaj Donanımı (vidalar, dübeller)

Image 3.1: Contents of the Irritrol Rain Dial package.
This image shows the Irritrol Rain Dial controller in its closed gray casing, alongside its black power adapter and the printed instruction manual. The controller's front cover features the "RAIN DIAL" logo.
4. Kurulum
4.1 Kontrolörün Montajı
- Choose a suitable indoor location that is protected from direct sunlight, extreme temperatures, and moisture.
- Use the provided mounting hardware to securely attach the controller to a wall. Ensure it is mounted vertically.
- Allow sufficient space around the controller for ventilation and access to wiring terminals.

Resim 4.1: Arka view of the controller for mounting.
The image shows the back of the gray Irritrol Rain Dial controller, highlighting the molded plastic structure and a keyhole-shaped mounting point at the top center, along with two circular mounting points at the bottom.
4.2 Kontrol Cihazının Kablolaması
UYARI: Ensure power is disconnected before wiring.
- Open the controller's front cover to access the wiring terminal board.
- Connect the common wire from your irrigation valves to the terminal marked Bİlgİ.
- Connect each zone valve wire to its corresponding numbered terminal (1-9).
- If using a rain sensor, connect its wires to the designated sensor terminals.
- Verilen güç adaptörünü bağlayın. 24 VAC GİRİŞ terminaller.
- Once all wiring is complete, plug the power adapter into a standard electrical outlet.

Image 4.2: Internal wiring connections.
The image displays the open Irritrol Rain Dial controller, revealing the internal components. A black plastic housing covers the main electronics, and a circuit board with screw terminals is visible. The terminals are labeled for zones 1 through 9, "COM" (common), and "24 VAC INPUT". A ribbon cable connects the main unit to the terminal board.
5. İlk Kurulum ve Programlama
The Rain Dial controller features a user-friendly interface with a rotary dial and push buttons for programming.

Image 5.1: Control panel and programming guide.
This close-up image shows the blue control panel of the Irritrol Rain Dial controller. The LCD screen displays "9:17 PM". The rotary dial is set to "CURRENT TIME". Various buttons for adjusting time, schedule, and programs are visible. A printed programming guide is attached to the inside of the controller's door, detailing steps for automatic and manual operation.
5.1 Geçerli Saati ve Günü Ayarlamak
- Döner kadranı çevirin ŞİMDİKİ ZAMAN.
- Kullanın + Ve - Geçerli saati ayarlamak için düğmeler.
- Kullanın GÜN Haftanın geçerli gününü ayarlamak için düğmeyi kullanın.
5.2 Sulama Programlarının Ayarlanması
The controller supports three independent programs (A, B, C) for flexible watering.
- Döner kadranı çevirin SET PROGRAMS.
- İstediğiniz programı (A, B veya C) aşağıdaki seçeneklerden birini kullanarak seçin. ABC anahtar.
- kadranı çevirin BAŞLANGIÇ SAATLERİ to set up to three start times per program. Use + Ve - ayarlamak için düğmeler.
- kadranı çevirin İSTASYON ÇALIŞMA SÜRELERİ to set the watering duration for each station (valve). Use + Ve - ayarlamak için düğmeler.
- kadranı çevirin TAKVİM to select watering days (e.g., specific days of the week, odd/even days, or interval watering).
- Once programming is complete, turn the dial to KOŞMAK otomatik çalışma için.
Tip: Use the "Watering Schedule" chart inside the controller door to record your program settings for easy reference.
6. Kontrol Cihazının Çalıştırılması
6.1 Otomatik Çalışma
With the rotary dial set to KOŞMAK, the controller will execute the programmed watering schedules automatically.
6.2 Manuel Çalıştırma
To manually operate a station or program:
- Manual Station: kadranı çevirin KILAVUZ. Kullanın + Ve - buttons to select the station and set its run time. Press KOŞMAK başlamak için.
- Semi-Automatic Program: kadranı çevirin YARI OTOMATİK. Select program A, B, or C. Press KOŞMAK Seçilen programı başlatmak için.
6.3 Özel Fonksiyonlar
- Climate Logic Ready: The controller is compatible with the optional CLIMATE LOGIC Wireless Weather Sensing System. When connected, it automatically adjusts watering based on weather conditions, optimizing water usage.
- Rain Sensor Ready: A rain sensor can be connected to automatically suspend watering during rainfall. The controller includes a sensor bypass switch.
- Water Well Recovery: This feature allows for a delay between stations, which is beneficial for systems drawing water from a well, preventing pump overload.
7. Bakım
- Keep the controller's exterior clean with a soft, damp bezle silin. Aşındırıcı temizleyiciler kullanmayın.
- Kablo bağlantılarının güvenli olduğundan emin olmak için düzenli olarak kontrol edin.
- In areas prone to power outages, consider a surge protector for the power adapter.
- If the controller is stored for an extended period, remove the power adapter.
8. Sorun Giderme
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Kontrolör ekranı boş. | Elektrik yok, güç adaptörü arızalı. | Check power outlet, ensure adapter is securely connected. Test adapter if possible. |
| İstasyonlar sulama yapmaz. | Controller in OFF mode, rain sensor active, wiring issue, faulty valve. | Ensure dial is on RUN. Check rain sensor bypass. Verify wiring connections. Test valves manually. |
| Incorrect watering times/days. | Yanlış programlama. | Review and re-program start times, run times, and watering days as per Section 5.2. |
9. Özellikler
- Modeli: RD900-INT-R
- İstasyonlar: 9
- Giriş: 24Vac, 60Hz, 1.25A (30VA)
- Çıktı: 24Vac, 60Hz, 1.0A Max Total, 0.5A Max Per Station
- Boyutlar: 7.75 x 3.75 x 7 inç
- Ürün Ağırlığı: 4 pound
- Görüntüleme Türü: LCD veya LED
- Malzeme: Plastik
- Üretici: İritrol
- UPC: 090258051817

Image 9.1: Product specification label.
The image shows a product label for the Irritrol Rain Dial controller, model RD900-INT. It lists electrical specifications including input (24Vac, 60Hz, 1.25A) and output (24Vac, 60Hz, 1.0A Max Total, 0.5A Max Per Station). It also indicates "FOR INDOOR USE ONLY" and includes UL listing marks.
10. Garanti ve Destek
For warranty information and technical support, please refer to the documentation included with your product or visit the official Irritrol webSite. Satın alma belgeniz olarak satın alma fişinizi saklayın.





