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SL4800
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FEATURES
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12-zone base model, expandable to 48 zones using SLM12 hot-swappable modules (Indoor/Outdoor rated)
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Internal transformer with commercial terminal block, On/Off power switch and LED status indicator
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Large backlit LCD display
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2 run modes: Standard mode runs user input zone run times; Auto Adjust mode requires SLW Series On-Site Weather Station to calculate weather based run times
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Rain/Freeze sensor bypass/active button displays sensor status with tricolor LEDs (red indicates sensor is prohibiting irrigation; orange indicates an extended rain delay; green indicates normal operation)
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4 programs: A, B, C; program D can operate concurrently
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8 start times per program
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Nonvolatile memory and real time clock/calendar to retain programs and current date and time – no battery required
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Zone run times from 1 min. to 9 hrs. 55 min. with operation countdown displayed in hours, minutes, and seconds
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Watering day selections of custom days of the week, odd/even, or interval days (1 – 30 days)
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Omit settings: omit time of day window, omit day(s) of week, and omit up to 7 calendar dates
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Monthly % adjust by program, for simple year round water budgeting
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ADVANCED FUNCTIONS
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Fault review displays all faults, including open and shorted zones
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On-board multi-meter displays transformer voltage; milliamp measurement for each zone
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Built-in valve locator chatters the solenoids (U.S. Patent No. 7,406,363)
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Review menu displays ET deficits by zone , and corresponding zone run times
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Review menu displays maximum run time and minimum soak times
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Review menu displays temperature readings (daily high/low) for previous 5 days
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Review menu accumulates total run times by zone
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Programmable rain delay of 1 – 7 days
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SLW Weather Station extended rain delay programmable from 0 – 99 hours
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Run/Soak cycles allow setting of maximum run time and minimum soak time by program for use in Standard mode only
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Programmable zone-to-zone delay 1 min. – 3 hrs.
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Programmable master valve timing sequence with “On Delay” (1 sec. – 1 min.; 2 sec. default) and “Off Delay” (1 sec. – 3 min.; 5 sec. default) to allow for line fill and slow-closing valves
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Master valve/pump start operation assignable On/Off by zone
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Clear program function to selectively delete an individual program
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Clear all function to delete all programs
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Backtrack stored program feature allows contractor to easily store a default program and retrieve the saved program in the event a customer improperly reprograms the SL4800
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AUTO ADJUST FEATURES
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ZIP Code input (5 digit) or Latitude input (±60° from EQUATOR) establish location of site for solar radiation calculation
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Sprinkler type input allows selection for zone sprinkler type (SPRAY, ROTOR, DRIP, BUBBLER) with preset precipitation rate or specific input of the zone precipitation rate (.2 – 3.0" per hour)
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Plant type input allows selection for zone plant type (COOL TURF, WARM TURF, SHRUBS, ANNUALS, TREES, NATIVE) with preset crop factors or specific input of the zone crop factor (10 – 300%)
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Soil type input allows selection for the soil type (CLAY, SAND, LOAM) and slope (0 – 25°) for the purpose of automatically calculating a run/soak period to virtually eliminate run off
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More/Less is settable by zone (-50% to +25%) for the purpose of fine tuning Auto Adjust run times to accommodate factors like shade, wind, and sprinkler inefficiencies
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MANUAL OPERATION
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Manual test runs each zone with zone run times from 10 sec. up to 10 min.
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Manual zone operation of a single zone (1 min. to 9 hrs. 55 min.)
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Push button manual start of a program from control panel
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MODELS
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To download files, right-click and select "Save As..."
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OPTIONS
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SLW Series On-Site Weather Stations
SLRC and Sidekick Remote Controls
Rain Brain Universal Sensors
Pedestal
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ELECTRICAL
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Input:
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120VAC/60Hz @ 400mA for 5 valves
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Output:
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28VAC, 1.2A maximum
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Fuse:
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1.5A, slow blow
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DIMENSIONS
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15" W x 16 ½" H x 5-7/16" D (38,1 cm x 41,9 cm x 13,8 cm)
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