2025 Nelsen Corporation Catalog - Catalog - Page 79
Nelsen Water Solutions Signature Series 1-1/4" Residential Filter Systems 3
SIGNATURE SERIES CONTROL VALVE FEATURES
• Solid state microprocessor with easy access
front panel settings
• Progressive Flow (with metered flow)
• Two Relays to control additional equipment
• Easy to read back-lit display
• Service flow rate of 34 gpm, backwash 32 gpm
• Front panel display for time of day, days until
next regeneration, volume remaining, current
flow rate and total volume used (Totalizer)
• Fully adjustable cycle times
• Control valve design provides optimum service
and backwash rates
• Reliable and proven DC drive
• Fully adjustable cycle sequences and times
NELSEN WATER SOLUTIONS 1.25" CONTROL
Mineral Tank Size
14 x 65
16 x 65
18 x 65
21 x 62
Maximum Flow Rate, System - 34 GPM
Maximum Backwash Rate - 32 GPM
FLOW RATES* - Gallons Per Minute
Service
BKW
Service
BKW
Service
BKW
Service
BKW
Greensand Plus
6.5
13.0
8.5
15.0
10.5
20.0
14.5
25.0
Birm
4.0
10.0
4.5
13.0
7.0
15.0
9.5
25.0
Activated Carbon
4.0
10.0
4.5
13.0
7.0
15.0
9.5
25.0
Calcite/Corosex
5.0
10.0
7.0
15.0
8.5
20.0
12.0
25.0
Multi-Media Depth
3.5
15.0
4.0
20.0
5.0
25.0
7.0
35.0
Filter-AG Plus
10.0
15.0
14.0
20.0
17.0
25.0
24.0
35.0
Filter Sand
3.5
15.0
4.0
20.0
5.0
25.0
7.0
35.0
Katalox
8.5
15.0
11.0
15.0
14.0
25.0
19.0
30.0
SYSTEM SPECIFICATIONS
Mineral Tank Size
14 x 65
16 x 65
18 x 65
21 x 62
Pipe Size
3/4" and 1"
3/4" and 1"
3/4" and 1"
3/4" and 1"
Drain Pipe Size
3/4" and 1"
3/4" and 1"
3/4" and 1"
3/4" and 1"
Distributor Pilot
1.32" or 32mm
1.32" or 32mm
1.32" or 32mm
1.32" or 32mm
Tank Thread
4" - 8
4" - 8
4" - 8
4" - 8
Overall Height, Inches
73
74
74
74
*NOTE - due to varying water conditions, water pressures, and assembly materials, service flow rate should be used as a guideline only.
Call Nelsen Toll-Free from Anywhere in the U.S. - 800.362.9686
All prices and products subject to change without notice. ©Nelsen Corporation
3- 9
Filtration Equipment - Commercial
NWS Signature Series 1-1/4" Backwash Only Filters (Less Filter Media)
Features include NWS Signature Series 1-1/4" 3-cycle backwash filter valve, bypass valve, polyglass
mineral tanks, basket distributors (stack distributors or hub and laterals on larger tanks) and gravel bed.
External flow control included on 12-inch units and larger.
Choose plumbing connections separately on Page 1-13.
NWS12-AF14
14" x 65" Backwash Only Filter
NWS12-AF16
16" x 65" Backwash Only Filter
NWS12-AF18
18" x 65" Backwash Only Filter
NWS12-AF21
21" x 62" Backwash Only Filter
FOR PROGRESSIVE FLOW SYSTEMS
Built-in Progressive flow eliminates the need for the Clack Controller. Program 2 to 4 systems for a
Progressive Flow System by adding (1) Communication Cord for the system, (1) Meter, (1) No Hard Water
Bypass for each valve in the system.
CL-COM-34-12
Clack Progressive System Cord, 3 & 4 Tank, 12'
CL3003
C-Series WS1 Meter Assembly
CL-NHBP-125
WS1 - 1-1/4" No Hardwater Bypass Valve
