2025 Nelsen Corporation Catalog - Catalog - Page 229
Nelsen Signature Series 1.5" Twin, 2" Control Valves & Accessories 9
Nelsen Signature Series 1.5" Twin Alternating Control Valve
The Nelsen Signature Series 1.5" Twin Alternating control valve is a versatile glass-filled composite
valve ideal for mid-size commercial/industrial applications. Fully programmable, it allows customized
regeneration cycles with a convenient 1-28 day override feature. It supports softeners up to
24" and backwash filters up to 18", offering exceptional downflow/upflow regeneration
performance. With service flow rates of 54 gpm and backwash at 22 gpm, it delivers
reliable results with post-treated water regenerant refill and can be converted in the
field for upflow or downflow brining.
**** 1.5" Scheduled 80 PVC Interconnect piping not supplied.
NWS-15MTA-0.0
1.5" Plastic Twin Alternating Softener Valve
PLUMBING CONNECTIONS
CL15S-PVC
PVC15FA-80S-SR
Clack 1.5" MNPT x QC Straight Plumbing Adapt.
PVC Female Adapter, 1.5" Sch 80 Steel Reinforced
Control Valves
NWS-15MTA-0.0
1½" COMPOSITE VALVE PLUMBING CONNECTIONS
CL15-PVC
QC x 1.5" Male NPT Elbow Adapters
CL15S-PVC
Clack QC x 1.5" Male NPT Straight Adapters
CL15-QCXQC
QC X QC Straight Adapter
Nelsen Signature Series 2" Control Valve
The NWS Signature Series 2" top mount control valve is an adaptable valve crafted for various
water treatment needs in residential, commercial, and industrial settings. Renowned for its
numerous advantages, it's highly favored by professionals in the water treatment industry.
NWS-20-0.0
• NWS 2" Top mount control valve suited
for commercial/industrial application
• Lead free brass construction
• Pre or Post treated water
regenerant refill
• Service flows - 115 gpm, backwash 80 gpm
• Progressive Flow Built-in for up to 4 systems,
Clack System Controller not required
• Service Alarm - Time, Volume or Both
• Scrolling Dealer Name & Contact Number
NWS-20-0.0
CL-2-EM
NWS 2" Time Clock Softener Control
FOR METERED CONTROL - ADD 2" METER ASSEMBLY
CL-2-EM
WS2 Meter Assembly Male x Female NPT
CLACK NO HARD WATER BYPASS VALVE
Typically installed on
the outlet of the control
valve, and can be used in
Single tank or Multi-tank
configurations such as
progressive, alternator,
and series regeneration as
well as in conjunction with
a MAV for Separate Source
Regeneration.
• Optional double backwash feature offers
optimum regeneration, cleaning ability
and efficiency
• Fully adjustable cycle times with 6-cycle control
delivers controlled backwash, downflow brining/
slow rinse, second backwash, fast rinse, refill and
downflow service
• Reliable and proven DC drive
• 15-volt output AC Adapter provides safe and easy
installation
CL-NHBP-20
Clack 2" No Hard Water
Bypass Valve
CLACK MAV (MOTORIZED ALTERNATING VALVE)
The Clack MAV (Motorized
Alternating Valve) allows
for the WS Control Valve to
be configured with No Hard
Water Bypasses, Separate
Source regeneration, or
Twin Tank Operation. 8
foot communication cable
included with each MAV
valve. Optional lengths
are available.
Call Nelsen Toll-Free from Anywhere in the U.S. - 800.362.9686
All prices and products subject to change without notice. ©Nelsen Corporation
CL-MAV-20
Clack 2" Motorized
Alternating Valve
9- 3
