Rain Bird ESP-LX Modular Controller Installation, Programming, & Operation Guide

About this manual

The Rain Bird ESP-LX Modular Controller is an irrigation timing system designed for commercial and residential use. Its modular design accommodates from 8 to 32 valves and includes advanced features such as programmable valve delay, Cycle+Soak™, and sensor connections with a bypass switch. The controller is available in indoor-only and indoor/outdoor versions.

What's inside

• Introduction
• Valves
• Basic Operation
• Controls, Switches, and Indicators
• Basic Programming
• Advanced Programming
• Operating the Controller
• Installing the Controller
• Troubleshooting
• Index

Specifications

Frequently asked questions

Can the controller be programmed without AC power?

Yes, you can remove the front face panel and install a 9-Volt battery to program the unit under battery power.

Can the controller operate on battery power alone?

No, although it can be programmed on battery power, it cannot operate on battery power alone.

What is the purpose of the Sensor Bypass Switch?

It is used to tell the controller to obey or ignore input from a sensor.