Rain Bird ESP-SMT 4, 4i, RETRO Smart Modular Control System Installation & Operation Guide

Below you will find brief information for Smart Modular Control System ESP-SMT 4, Smart Modular Control System ESP-SMT 4i, Smart Modular Control System ESP-SMT RETRO. ESP-SMT 4, ESP-SMT 4i and ESP-SMT RETRO are all designed to help you keep your landscape healthy and vibrant by providing you unparalleled automatic on-site watering control. These systems allow you to easily configure your watering schedule to meet local restrictions, and automatically adjust the schedule based on weather conditions. The on-site weather sensor can detect rainfall and temperature adjustments are made accordingly.

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Rain Bird ESP-SMT 4, ESP-SMT 4i, ESP-SMT RETRO Installation Guide | Manualzz

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Key features

  • Automatic weather-based irrigation
  • Adjustable watering days and times
  • Zone setup wizard for easy programming
  • Grow-in period for newly seeded areas
  • System review for monitoring irrigation events
  • Manual watering for on-demand operation
  • Expandable system up to 13 zones
  • Durable weather sensor with tipping rain bucket

Frequently asked questions

Rotate the dial to the SET DATE & TIME position, then use the - or + buttons to adjust each field: month, day, year, hour, and minutes. Press NEXT to move to the next field.

You can either enter your zip code or custom site data. If using zip code, the controller will find the closest match for your location. If using custom data, you will need to input latitude, elevation, average wind speed, and average humidity.

You can use the Zone Setup Wizard for a guided process. Alternatively, you can use the Advanced User Entry method for more customization or copy zone settings to other zones using the Copy Zone to Zone feature.

Rotate the dial to the MANUAL WATERING position, then USE the - or + buttons to select the zones you want to water. Enter the desired run time for each selected zone.

Rotate the dial to the RESTORE SETTINGS position, then press the UP or DOWN arrow key until “Contractor Default” is blinking. Then press SELECT.
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