• Connections for up to 3 different 2-Wire paths for maximum installation flexibility
• LED display and status lights for programming, operation status, and troubleshooting with error codes
• Programs and operates SmartWire™ SLDEC Series decoders

• 3 Years – SmartWire when used with SLWIRE, SLCONN connectors
• 2 Years – SmartWire when used without SLWIRE

• 1, 2, and 4 valve decoders available
• Decodes signals from controller to open and close valves
• Input voltage 24 – 28 volts from 2-Wire path
• Shock resistant
• Surge protection
• Fully programmable for valve addresses using on-board controller programming feature
• Freeze/heat resistant (-20° to 60°C)
• 14 gauge PVC-coated connecting wires
• Sealed electrical components for protection from water and dirt
• Operates valves to a maximum of 100’ (30m) from decoder
• Diagnoses and reports failed solenoids
• Auto shut-down if communication is lost

• 4 independent programs – each stacks or can operate simultaneously
• 8 start times per program
• Indoor/outdoor rated
• Zone run times settable from 1 min. to 9 hrs. 55 min.
• Rain/freeze sensing on/off button with tri-color LED indicator
• Rain delay of 1 – 7 days
• SLW5/SLW1 Weather Station rain delay programmable from 0 – 99 hours
• Seasonal % adjust by program, by month
• Omit time of day window, day(s) of week, and up to 7 calendar dates
• Programmable zone-to-zone delay 1 min. – 3 hrs.
• Watering days: custom days of the week, odd/even, or interval days
• Run/Soak cycles by program
• Large backlit LCD display
• Non-volatile memory – with no battery required
• Internal transformer with pre-installed 6’ line cord (SL1600, SL1620 only)
• 2 simultaneous watering modes: basic mode and smart mode. Each zone can run in either mode independent of other zones, even in the same program.
• Basic mode: user controlled conventional operation
• Smart mode: daily automatic programming adjustments
• 5 user-selectable languages
  Simultaneous solenoid operation: 3 solenoids (SL800/SL1600), 5 solenoids (SL4800)

Click to enlarge

Click to enlarge

• 4 independent programs – each stacks or can operate simultaneously
• 8 start times per program
• Indoor/outdoor rated
• Zone run times settable from 1 min. to 9 hrs. 55 min.
• Rain/freeze sensing on/off button with tri-color LED indicator
• Rain delay of 1 – 7 days
• SLW5/SLW1 Weather Station rain delay programmable from 0 – 99 hours
• Seasonal % adjust by program, by month
• Omit time of day window, day(s) of week, and up to 7 calendar dates
• Programmable zone-to-zone delay 1 min. – 3 hrs.
• Watering days: custom days of the week, odd/even, or interval days
• Run/Soak cycles by program
• Large backlit LCD display
• Non-volatile memory – with no battery required
• Internal transformer with pre-installed 6’ line cord (SL1600, SL1620 only)
• 2 simultaneous watering modes: basic mode and smart mode. Each zone can run in either mode independent of other zones, even in the same program.
• Basic mode: user controlled conventional operation
• Smart mode: daily automatic programming adjustments
• 5 user-selectable languages
  Simultaneous solenoid operation: 3 solenoids (SL800/SL1600), 5 solenoids (SL4800)

• ZIP Code input or latitude input
• Sprinkler type input
• Plant type input
• Soil type input
• More/less ET tuning
• Watering run times
• Review menu displays accumulated ET deficits by zone
• Display maximum run time and minimum soak time
• Displays temperature readings (daily high/low) for previous 5 days
• Accumulates total run times by zone from the last reset date
• Clear deficits for all zones
• Extended rain delay programmable from 0 – 99 hours

• Manual test runs each zone with zone run times from 10 sec. – 10 min.
• Manual zone operation of a single zone (1 min. to 9 hrs. 55 min.)
• Push button manual start of a program from control panel

• Fault review displays all faults, including open and shorted zones
• Test function using on-board multi-meter
• Built-in valve locator
• Backtrack Stored Program™

• Zone-to-zone delay
• Master valve timing sequence with zone valve programmable
• Master valve/pump start operation assignable On/Off by zone
• Clear program function
• Clear all function
• Grow-in program
• Two independently programmed master valves
• Normally open or normally closed master valve operation
• Real time milliamp display
• Flow sensor data review (requires SmartLink® Aircard)
• Real time flow display (requires SmartLink® Aircard)