Orbit 57881 - User Manual

PN 57880-24 Rev B
MODELS / MODÈLES / MODELOS:
57880, 57881, 57882, 57883, 27780, 27781, 27782, 27783,
91880, 91881, 91882, 91883, 94880, 94881, 94882, 94883
Users ManUal
ManUel de l’UtilisateUr
ManUal del UsUario
www.orbitonline.com
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08WTM005637 57880-24 rB.indd 1 11/15/07 3:34:25 PM

Orbit 57881 Specifications

General

Number of Outlets	1
Timer Type	Digital
Frequency	60 Hz
Material	Plastic
Color	White

Summary

Introduction

Getting Started

Replacing the Battery

Procedure for replacing the CR2032 Lithium battery for program memory retention.

Resetting the Sprinkler Timer

Instructions on how to reset the sprinkler timer, especially for initial programming.

User Controls

Set Time of Day and Date

Step-by-step guide to setting the current time and date on the sprinkler timer display.

Determine Watering Plan

Program A Options

Details on setting watering schedules for specific days of the week or every second day.

Program B Options

Details on interval watering (1-28 days) or odd/even day watering schedules.

Programming

Program A: Day(s) of Week

Setting watering schedules for specific days or every second day.

Setting Program A Details

Programming start times, watering durations, and watering days for Program A.

Program B: Interval & Odd;Even Days

Setting watering schedules using intervals or odd/even day logic.

Setting Start Times for Program B

Programming the initial watering start times for Program B.

Automatic Operation and Features

Ready for Automatic Operation

Instructions for initiating automatic operation after programming is complete.

Timer Operations

Station Advance and Timer Off

Manually advancing stations and turning the timer off.

Rain Delay Function

How to temporarily delay watering for 24, 48, or 72 hours due to rain.

Water Budgeting

Adjusting watering duration by percentage for seasonal needs (10%-200%).

Multiple Start Times

Setting multiple start times for a program to repeat watering cycles.

Manual Watering

Manually Running Programs A and B

How to run all stations from both Program A and Program B sequentially.

Manually Running Program A or B

How to run stations assigned to only Program A or only Program B.

Manually Running Individual Stations

Setting manual watering durations for specific individual stations.

Sprinkler Timer Installation

Installing the Sprinkler Timer

Overview of the 5-step process for installing the sprinkler timer.

Selecting a Location

Criteria for choosing an appropriate and safe location for timer installation.

Mounting the Sprinkler Timer

Instructions for physically mounting the sprinkler timer to a wall.

Install the Batteries

Guidance on installing the required CR2032 battery for memory retention.

Wiring the Electric Valves

Connecting the sprinkler timer to the irrigation system's electric valves.

Connecting Valve Wires

Detailed steps for connecting individual valve wires to the timer terminals.

Connecting Electrical Power

Instructions for connecting the timer to a power source, including indoor/outdoor options.

Permanent Wiring Installation

Guidelines for permanent electrical wiring connections to the timer.

Electrical Safety Precautions

Important safety guidelines and requirements for connecting AC power.

Appendix A: External Connections

Rain Sensor Installation

How to connect a rain sensor to stop watering during precipitation.

Pump Start & Master Valve

Connecting relays for pump start or master valve operation.

Glossary of Terms

Troubleshooting

Help and Support

Technical Service Contact

Contact information for Orbit® Technical Service for assistance.

Warranty Information

Details on the product warranty and replacement policy.

Regulatory Compliance