7-LXDCATS-150B Lancaster LX Diamond Line CitySoft Plus 10 GPM 36k Grain Carbon Water Treatment System with Media and Resin

Lancaster Water® CitySoft® Plus LX Series Complete Water Softener and Carbon Filtration System – Technical Product Information

The Lancaster Water® 7-LXDCATS-150B CitySoft® Plus Complete Water Softener and Carbon Filtration System is an integrated water conditioning assembly designed for municipal water treatment applications. The system combines high-capacity ion exchange softening with catalytic activated carbon filtration for comprehensive control of hardness minerals, chlorine, chloramines, and organic compounds. Built with Lancaster’s proprietary Diamond Line LX electronic control valve, the unit delivers precise regeneration management, detailed diagnostics, and optimized performance for commercial and residential water softening operations.

Technical Specifications

• Product Code: 7-LXDCATS-150B
• Manufacturer: Lancaster Water Group
• Series: CitySoft® Plus / Diamond Line LX
• System Type: Combination Water Softener and Catalytic Carbon Filter
• Softener Media Volume: 1.5 cu ft (High-Capacity Ion Exchange Resin)
• Filtration Media: Catalytic Activated Carbon (CAT-HAC)
• Control Valve: Lancaster Diamond Line LX Electronic Metered Control Valve
• Regeneration Type: Meter-initiated, demand-based regeneration
• Power Requirements: 120 VAC / 12 VDC Adapter
• Operating Pressure Range: 20–120 psi (138–827 kPa)
• Operating Temperature Range: 34°F to 100°F (1°C to 38°C)
• Flow Capacity: Nominal 15 gpm service / 20 gpm peak (depending on plumbing configuration)
• Valve Construction:
  • Non-corrosive glass-filled Noryl composite body
  • Motor-driven piston design with integrated flow meter
  • Diagnostic display with system status and regeneration data
• Programmable Parameters:
  • Regeneration interval and reserve capacity
  • Peak flow and total usage monitoring
  • Days since last regeneration and diagnostic history
  • Gallon-per-minute (GPM) flow rate display
• Tank Configuration:
  • Two-tank composite resin and carbon media system
  • Brine tank with corrosion-resistant safety float and grid
• Resin Type: High-capacity crosslinked polystyrene cation exchange resin
• Media Vessel Construction: Fiberglass-reinforced composite pressure tank
• Drain Connection: 1/2 inch ID flexible hose or rigid drain line
• Control Interface: Digital display with user-level and installer-level programming modes
• Application Type: Municipal (City) Water Conditioning Systems
• Certifications: NSF/ANSI 44 (Water Softeners), NSF/ANSI 61 (Drinking Water System Components)

System Features and Performance

• Integrated softening and carbon filtration for chlorine, chloramine, and hardness removal
• Advanced Diamond Line LX control valve with diagnostic memory and flow monitoring
• Meter-based regeneration for optimized salt and water efficiency
• Automatic reserve capacity adjustment based on 21-day usage history
• Quiet regeneration with adjustable backwash and rinse cycles
• Modular design for service accessibility and field replacement

Professional Summary

The Lancaster Water® 7-LXDCATS-150B CitySoft® Plus is a dual-function water treatment system engineered for municipal water conditioning and light commercial applications. Its combination of high-performance softening and catalytic carbon filtration provides effective control of hardness minerals, residual disinfectants, and organic contaminants. The Diamond Line LX control platform delivers advanced monitoring, programmable regeneration parameters, and diagnostic data for field service optimization. Designed for durability, precision, and efficiency, the system meets the demands of professional water treatment contractors and mechanical installers.