Toro TMC-424E Series User Manual

PREVNEXTONOFF%Toro Modular Controller - 4 to 24 StationsToro Modular Controller - 4 to 24 Stations♦ Installation♦ Programming♦ Operation♦ Installation

6Controller ProgrammingNOTE: English display prompts and 12-hour (a.m./p.m.) time format are factory-default settings. To select an optional display l

7Set Program Start TimesNOTE: The TMC-424E enables a total of 16 unique start times to assigned to four programs in any combination totaling 16. For e

8To Set Calendar Days:1. Turn the Function Dial to Calendar Days .2. Sunday will be displayed and selected to water indicated by the water icon. To

9The Season Adjust feature enables the cumulative program run time to be easily increased or decreased by a percentage factor from 0% (Off) – 200%, in

10The following program setup options and control parameters are provided in the Special Functions dial position. NOTE: To review the factory default

NOTE: A program must have the MV/PS control option enabled to permit individual stations assigned to the program to be excluded from MV/PS operation.

12Setting Watering Cycle Repeat OptionThis option enables a program watering cycle to automatically repeat operation from 1 to 30 times per program s

13Erase Program MemoryErasing the program memory will remove all user-defined information including run times, start times and day schedule from a spe

14The TMC-424E offers several manual operation methods. A separate Function Dial position is provided for Manual Station and Manual ProgramoperationsN

15Manual Program OperationsThis type of manual watering is also known as “Semi-automatic” operation. When a program is started manually, it runs throu

IntroductionThe TMC-424E Series takes modularity to a whole new level. Toro’s advanced modular technology combines sophisticated features with simple

16Flow monitoring is one of the best water resource management tools available in the irrigation industry today. With definable under-, over- and crit

17• Select Flow Sensor Module Master Valve Type1. Press the button to display MV:NC (Master Valve: Normally Closed). If the flow module does not cont

187. Press the button to select UF -- -- (Under Flow – Off). This setting establishes the alert threshold for a flow rate below the Learned Flow.8.

19Rain Sensor Control by ProgramThis unique TMC-424E feature enables rain sensor control input to be enabled/disabled for specific programs. By defaul

20The Rain Delay and Season Adjust control features enable quick, temporary changes in operation to help compensate for changes in weather and season.

21Preparing the Cabinet for Installation1. Swing open the timing mechanism to access the internal components and wiring access holes.2. Five wiring

22Cabinet Installation1. Drive a wood screw into the wall within eye level until only 1/4" (10mm) of the screw is exposed. NOTE: If installing

CAUTION: To avoid possible equipment damage, do not connect pump starter directly to the controller. A 24V, 0.5A (maximum) relay must be used for this

24Input Power Connection - Indoor ModelsNOTE: Unlike most indoor-type controller models, the TMC-424E-ID model incorporates an internal transformer. A

25Input Power Connection - Outdoor ModelsWARNING: AC power wiring must be installed and connected by qualified personnel only. All electrical componen

The unique TMC-424E Expansion Modules are color-coded for easy identification. The modules can be mixed and matched in any combination and are availa

26Rain Sensor Installation (Optional)All Toro rain sensors, including wireless models TWRS and TWFRS (rain/freeze), and wired version TRS, can be conn

Toro TMR-1 Handheld Remote Installation (Optional)The TMC-424E is equipped for operation with the Toro TMR-1 handheld remote control. A handheld contr

NOTE:• = Do not operate in this region• TMC-424E maximum PPS = 125• To convert GPM to LPM, multiply x 3.79• If installed flow sensor measures in unit

Determining Maximum Current LoadThe reference table below provides various current load combinations that may be encountered when using multiple progr

30FUSE – Station and MV/PS output alertThe TMC-424E features built-in circuit protection to help prevent damage to the controller caused by an over-cu

31When the TMC-424E is shipped from the factory, or the control module has been restored to factory default settings, the following control parameters

Cabinet Dimensions: • 10.5” W x 9.5” H x 5” D Temperature Limits: • Operating: +14°F to +140°F (-10°C to +60°C)• Storage: -22°F to +149°F (-30°C to +

The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrants, to the owner, each new piece of

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ivTable of ContentsIntroduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

36FCC Compliance InformationThis equipment generates and uses radio frequency energy and if not installed and used properly, that is, in strict accord

Manual Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Manual Stat

21 - Program Switch Four-position slide switch used to select program A, B, C and D for set up, review and manual control.2 - Digital Display a

3 manual program – To operate watering programs manually. manual station – To operate individual stations manually. valve test – To manually test

46 - Power supply compartment cover.7 - Control module ribbon cable recep-tacle.8 - Transformer 24 VAC output connec-tion terminals 9 - MR-1 remo

5Programming OverviewWhat is a watering program?In basic terms, a watering program is a small set of instructions that tells the controller which days