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  Weathermatic SL4800 SmartLine 12 Zone Modular Sprinkler Timer
Weathermatic SL4800 - SmartLine 12 Zone Base Model Controller / Timer
 



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Sale Price: $315.94
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Product Code: SL4800
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Description
 
Product Information

WEATHERMATIC SL4800 - 12 ZONE BASE CONTROLLER:

12-zone base model controller expandable to 48 zones.

Features & Benefits of the SL4800 Controller
  • 12-zone base model, expandable to 48 zones using SLM12 12-zone hot-swappable modules (Indoor/Outdoor rated)
  • Internal transformer with commercial terminal block, On/Off power switch and LED status indicator
  • Large backlit LCD display
  • 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 that override user input zone run times
  • Rain/Freeze sensor bypass/active button located on face panel displays sensor status with tri-color LEDs (red indicates sensor is prohibiting irrigation; orange indicates an extended rain delay after weather station rain sensor permits irrigation; green indicates normal operation)
  • 4 programs: A, B, C; program D can operate concurrently
  • 8 start times per program
  • Nonvolatile memory and real time clock/calendar circuit to retain programs as well as correct date and time - with no battery required
  • Zone run times settable from 1 min. to 9 hrs. 55 min.
    with operation countdown displayed in hours, minutes, and seconds (zone run times overridden by weather based calculated values in Auto Adjust mode)
  • Watering day selections of custom days of the week,
    odd/even, or interval days
  • Omit settings: omit time of day window, omit day(s) of
    week, and omit up to 7 calendar dates
  • Monthly % adjust by program, for simple year round water budgeting
Specifications
  • Input: 120VAC/60Hz @ 400mA for 5 valves
  • Output: 28VAC, 1.2A maximum
  • Fuse: 1.5A, slow blow
  • Dimensions: 15" W x 16-1/2" H x 5-7/16" D (38,1 cm x 41,9 cm x 13,8 cm)
Auto Adjust Features
  • ZIP Code input (5 digit) or Latitude input (+/-60 degrees from EQUATOR) establish location of site for solar radiation calculation
  • 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)
  • 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%)
  • Soil type input allows selection for the soil type (CLAY, SAND, LOAM) and slope (0 - 25 degrees) for the purpose of automatically calculating a run/soak period to virtually eliminate run off
  • 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

Weathermatic SL4800 - 12 Zone Base Controller/timer

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SL4800
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Advanced Functions
  • Fault review displays all faults, including open and shorted zones
  • Diagnostic test function using on-board multi-meter displays transformer voltage; milliamp measurement for each zone
  • Built-in valve locator function for locating hidden valves by simply listening for the audible chatter of the solenoid created by a unique electrical frequency (patent pending)
  • Review menu displays accumulated ET deficits by zone (in inches) and corresponding zone run times for the next available watering day
  • Review menu displays maximum run time and minimum soak time used during Auto Adjust mode
  • Review menu displays temperature readings (daily high/low) for previous 5 days
  • Review menu accumulates total run times by zone from the last reset date
  • Rain delay of 1 - 7 days may be selected (to pause and automatically resume operation)
  • SLW Weather Station extended rain delay programmable from 0 - 99 hours
  • Run/Soak cycles allow setting of maximum run time and minimum soak time by program for use in Standard mode only
  • Zone-to-zone delay programmable for 1 min. - 3 hrs. to accommodate slow closing valves and recharging of water supply
  • Master valve timing sequence with zone-valve programmable by "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
  • Master valve/pump start operation assignable On/Off by zone
  • Clear program function to selectively delete an individual program
  • Clear all function to delete all programs
  • 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 SL800
 



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