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Advanced Electronic Controller

The XT timer has a full text, two-line, sixteen LCD backlit display. Also included is a power backup to maintain the time of day during power failures. The polycarbonate housing is UV-stable and flame retardant.


Shift Key: Allows digit selection in user and master programming modes


  • Current flow rate
  • Peak flow rate (can be reset)
  • Totalizer (can be reset)
  • Hours between last two regenerations
  • Hours since last regeneration
  • Volume remaining
  • Software version

System Types

  • All Single Valve
  • Meter Delayed Weekly Reserve
  • Meter Delayed Variable Reserve
  • Meter Immediate
  • Remote Signal Start Delayed
  • Remote Signal Start Immediate
  • Time Clock Delayed
  • Twin Tank
  • Volume Override Delayed
  • Volume Override Immediate


User Programming Mode
Master Programming Mode

  • Programmable Auxiliary Relay Output
    • Dry contact relay (fused at 3 amps)
    • Program entire regeneration
    • Program during cycle position
  • LED Status Indicator
    • Blue: In service
    • Green: In regeneration
    • Red: Error
For available options & specifications, please refer to this PDF Library
XT Service Manual 41971
XT Spec Sheet 42385