373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page a TMC-212 Residential and Commercial Irrigation System Controller User’s Guide
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page b Congratulations! You have chosen one of the most sophisticated and technologically advanced irrigation system controllers available for residential and light-commercial applications.
73-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 1 Table of Contents Controller Components.........................................2 ■ Controller Installation ■ ■ ■ ■ Indoor Model Installation ................................6 ❚ Connecting the Valves ....................................7 ❚ Connecting a Pump Start Relay......................8 ❚ Connecting the Transformer ...........................8 Outdoor Model Installation .............................
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 2 Controller Components Controller Components 2
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 3 Controller Components The following are brief descriptions of the controller components and display elements. Each of these items will be explained in further detail within the appropriate programming, operating and installation sections of this guide. 1 - LCD Display A - “Start Time” symbol is displayed when setting the program start times. B - “Well Recovery” symbol is displayed when well recovery time delay is in use.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 4 Controller Components 4 SEASON ADJUST – Enables the station time of all stations in a program to be simultaneously increased or decreased in 10% increments. SPECIAL FUNCTIONS – Provides optional control and timing features for pump operation and well recovery delay feature. RAIN DELAY – Enables all watering operations to be delayed from 1 to 7 days. OFF – Shuts off and prevents all automatic and manual watering activity.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 5 Controller Components 4 5 6 7 8 5
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 6 Controller Installation IMPORTANT: TMC-212 indoor model is not weather resistant and must be installed indoors or in a protected location. Indoor Model Installation 1. Select a location for the controller within 4' (1.2 m) of an electrical outlet to enable the transformer wires to easily reach. Make sure the outlet is not controlled by a light switch. 2.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 7 Connecting the Valves Note: Using 14 to 18 AWG (2.5mm2 to 1mm2) irrigation cable is recommended. This cable is made specifically for automatic irrigation systems and is available in several lengths and conductor count. Always use a cable that has at least one wire for each valve and one wire for the valve common connection. 1. Route the valve control wires between the valves and the controller. 2.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 8 Connecting a Pump Start Relay CAUTION: Never connect an auxiliary pump starter directly to the controller. A 24 VAC relay, rated at 0.50A maximum current draw, must be used to connect the controller to the pump starter circuit. 1. Route a wire pair from the pump start relay into the controller housing. 2. Connect one wire to the valve common COM (8). Connect the remaining wire to the PUMP/MV (9) as shown below.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 9 Outdoor Model Installation Preparing the Cabinet for Installation 1. Remove the lower housing cover (A) by pulling outward on the handle. 2. Remove two phillips screws from the transformer access cover (B). Pull the cover outward from the bottom to remove. 3. Three lower mounting holes (C) are provided. The center hole is open and the outer holes are plugged.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 10 Installing the Cabinet 1. For safe, reliable operation, select an installation site which will provide the following conditions: • Protection from irrigation spray, exposure to direct sun during the hottest hours, wind and snow. • Access to a grounded power source which is not controlled by a light switch or utilized by a high current load appliance, such as a refrigerator or air conditioner.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 11 Connecting the Valves Note: Using 14 to 18 AWG (2.5mm2 to 1mm2) irrigation cable is recommended. This cable is made specifically for automatic irrigation systems and is available in several lengths and conductor count. Always use a cable that has at least one wire for each valve and one wire for the valve common connection. 1. Route the wire cable from the valve location into the controller cabinet. 11 8 9 2.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 12 Connecting a Pump Start Relay CAUTION: To prevent controller damage, never connect an auxiliary pump starter directly to the controller’s 24 VAC output. A 24 VAC 0.50A relay, must be used to connect the controller to the pump starter circuit. 1. Route a wire pair from the pump relay into the controller housing. 2. Connect one wire to the terminal labeled COM (8).
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 13 Connecting the Power Source (cont.) Toro Rain Sensor Model TWRS 5 Plastic Insert 6 Connecting a Rain Sensor (optional) A rain sensor is an optional control device that connects directly to the TMC-212 to automatically interrupt automatic controller operation during rain. A sensor bypass switch is provided to enable sensor operation to be disabled as needed.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 14 Getting Started – Irrigation System Basics The three major components of every automatic sprinkler system are the controller, the control valves and the sprinklers/emitters. The controller is the brain of the system, signaling each control valve when and how long to open. The valves are connected to expansion modules within the controller, and identified as Station 1, Station 2, etc.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 15 Watering Program Basics The following example illustrates how a typical watering program could be set up for the sprinkler system shown on the previous page. The diagram at the right depicts the watering program in a timeline format. Example: The program start time is set for 3:00 a.m. Lawn stations 1 and 2 each have a run time of 10 minutes and lawn station 4 is set to run for 20 minutes.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 16 Watering Program Details This section covers in detail each of the three parts of a watering program: watering days, program start times and station times. Selecting a Watering Day Schedule The TMC-212 provides three optional formats to schedule watering days: Calendar, Interval and Odd/Even.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 17 Setting Program Start Times Setting the Station Run Time A program start time is the time of day an automatic program watering cycle will start. The TMC-212 enables each watering program (A, B and C) to have four independent start times. Please note the following start time conditions: • A watering program requires only one start time to operate automatically.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 18 Planning Your Watering Schedule It is generally helpful to organize your initial watering schedule on paper before beginning the programming steps. The information can be recorded on the Watering Scheduling form located inside the cover of the outdoor controller or on the blank form provided on page 20. Guidelines for Watering There are several factors to considered when determining how much to water.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 19 (Example) 19
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 20 Watering Schedule Form PROGRAM A CALENDAR WATERING DAY SCHEDULE 1 ODD/EVEN ODD 3 4 5 6 EVEN STATION RUN TIME 1 2 3 4 5 6 7 8 9 10 11 12 WELL RECOVERY DELAY TIME 1 20 2 7 1 2 ODD 3 4 5 6 EVEN 7 1 2 ODD 3 4 5 6 7 EVEN SU MO TU WE TH FR SA SU MO TU WE TH FR SA SU MO TU WE TH FR SA LOCATION PROGRAM START TIMES PROGRAM C SU MO TU WE TH FR SA SU MO TU WE TH FR SA SU MO TU WE TH FR SA INTERVAL EXCLUDE STATI
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 21 Programming the Controller Setting the Current Time and Date About the Watering Program Memory Once programmed, the TMC-212 memory will be retained for several years without power. Only the current time and date information will be lost and will need to be reset if power is interrupted from the controller for more than 24 hours.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 22 Setting the Watering Day Schedule Each program can have its own Calendar, Interval, Odd or Even schedule, but only one schedule can be active at a time for that program. The watering day schedule or OFF shown in the display when the control dial is in the WATERING DAYS position will be the active schedule for that program. • To set a Calendar schedule, continue below. • To set an Interval schedule, continue on page 23.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 23 Setting an Interval Schedule Turn the control dial to the WATERING position. DAYS Check the PROGRAMS switch setting. If necessary, reposition the switch to select the desired program. The current watering schedule will be displayed. If Int (Interval) is not displayed, press the +/ON or –/OFF button as needed to select Int. Press the NEXT button. The current Interval number (1–7) will begin flashing.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 24 Setting an Odd or Even Schedule - Turn the control dial to the WATERING position. DAYS - Check the PROGRAMS switch setting. If necessary, reposition the switch to select the desired program. - The current watering schedule will be displayed. If Odd or Even is not displayed, press the +/ON or –/OFF button as needed to select Odd or Even.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 25 Using the Day Exclusion Feature A Calendar schedule is generally used to exclude or select specific days of the week for watering. However, if an Interval or Odd/Even watering schedule is preferred (or required), the Day Exclusion feature enables you to select any day(s) of the week to be excluded and remain off regardless of the program schedule.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 26 Turning Off a Program Note: Turning off a program does not alter or erase a preset watering day schedule. Selecting Off simply places the program on hold until one of the watering day schedules is selected. - Turn the control dial to the WATERING position. DAYS - Check the PROGRAMs switch setting. If necessary, reposition the switch to select the desired program. - Press the +/ON or –/OFF button until OFF is flashing. 4.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 27 Setting Program Start Times A program start time is the time of day that an automatic watering cycle will start. The TMC-212 enables you to assign up to four automatic start times per program. 1 5 Turn the control dial to the START TIMES position. Start times are designated by numbers 1–4 shown at the top of the display. Check the PROGRAMS switch setting. Position the switch as necessary to select the desired program. 3.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 28 Setting Station Run Times Station run time determines how long the station will operate during a program watering cycle. Each station can have a different run time assignment in each program. Run time is adjustable from OFF to 4 hours, in 1-minute increments. - Turn the control dial to the STATION TIMES position. All station numbers with a run time set in the selected program will be shown at the bottom of the display.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 29 Note: For information regarding the practical application of the PS/MV control features, refer to the examples provided on pages 38 and 39. Turn the control dial to the SPECIAL position. See Example 1. Press the NEXT button to display the Well Recovery delay period. Well Recovery symbol and S 00 (0 seconds) will be displayed. See Example 2. FUNCTIONS Check the PROGRAMS switch setting.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 30 -To toggle the Pump Enable option Off for this program, press the –/OFF button to display PE n (Pump Enable no). See Example 3. Automatic Mode Example 3 9 9 10 9 -To apply the PS/MV circuit control features to another program, press the NEXT button once, then repeat steps through . - When finished, return the control dial to the RUN position.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 31 Note: The position of the PROGRAMS switch does not determine which program will run during automatic controller operation. In other words, if a program has an assigned watering day schedule, start time and a station with run time, it will operate automatically regardless of the position of the PROGRAMS switch. Flashing Manual Mode Manual mode enables automatic watering programs and their assigned stations to be operated at any time.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 32 Watering Control Features Once the sprinkler system is running, the following manual control features become available: Pause Watering To pause watering, press the +/ON and –/OFF buttons at the same time. • The station will temporarily turn off. • The Watering On symbol will begin flashing. • The display will show the amount of station time remaining.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 33 Rain Delay Feature Flashing Note: Rain Delay and Season Adjust control features enable quick, temporary changes in operation to help compensate for changes in weather and season. The Rain Delay feature enables all watering operations to be delayed from 1 to 7 days. For example, rain has been forecast in your area for the next two days.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 34 Season Adjust % Feature Note: The Season Adjust % and Rain Delay features modify controller operation only and do not change the controller’s programmable memory. The Season Adjust % feature enables the station time of all stations (assigned to a watering program) to be simultaneously decreased or increased from 10–200% in 10% increments (100% equals no adjustment).
3-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 35 Turn Off Controller Operation When the control dial is turned to the OFF position, controller operation stops immediately. Leaving the control dial in the OFF position enables the controller maintain current time and day, while disabling automatic and manual watering activity. Turn the control dial to the OFF position. The word OFF will be displayed for approximately eight minutes.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 36 Appendix - Position the PROGRAMS switch setting as necessary. Clearing the Program Memory - Press the NEXT button once; CL will be displayed and begin flashing. The user-defined watering program information stored in the TMC-212 memory will be retained for several years. If controller power is lost for more than 24 hours, only the time and date will need to be reset.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 37 About Automatic Circuit Protection The TMC-212 features built-in circuit protection to help prevent damage to the controller caused by excessive current draw on the station and/or pump start/master valve circuits. This condition is generally caused by a shorted valve wire splice, faulty valve solenoid and/or pump start relay.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 38 Using Pump Start/Master Valve and Well Recovery Controls The following examples illustrate various practical application of automatic Pump Start/Master Valve (PS/MV) and Well Recovery timing controls and how they affect the program watering cycles Example 1: The irrigation supply is pumped directly from a well. Program Setup: • Watering program start time: 3:00 a.m. • Assigned Stations: 1, 2 and 3 each with a 20-minute station run time.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 39 Example 1 Example 2 3:00 Example 3 3:35 3:55 4:10 4:30 39
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 40 Troubleshooting If you are having a problem with the controller, check the following symptoms, possible causes and remedies. If the problem can not be resolved or you would like assistance with any Toro irrigation product, call 1-800-664-4740 or 1-951-688-9221 (outside U.S.) Monday through Friday, 7:30 a.m – 4:00 p.m. (Pacific Standard Time). 40 Symptom Possible Cause Remedy The display is blank and the controller does not operate.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 41 Specifications Cabinet Dimensions: Indoor Model 7.5" W x 8.5" H x 2" D (19cm W x 21.6cm H x 5cm D) Outdoor Model 13.25" W x 9" H x 3.5" D (33.7cm W x 22.
373-0402 TMC-212 UG-E:373-0319 TCM 212 Doc2 8/5/08 10:06 AM Page 42 Warranty The Toro Promise – Limited Three- or Five-year Warranty The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrants, to the owner, each new piece of equipment (featured in the current catalog at date of installation) against defects in material and workmanship for a period described below, provided they are used for irrigation purposes under manufacturer's recommended specific
