1010117 Potter WLS Tank Water Level Switch

Features

• NEMA 4
• Suitable for use on pressure or gravity switches
• Mounts to wood or steel tanks NOTE: Wood tanks require optional buttress adapter
• Product includes a 5 year warranty

Description

The Model WLS Water Level Switch is a float operated device for supervising water level in a sprinkler supply gravity or pressure tank.

The Model WLS has a bushing with 1 1/2” American Standard Pipe Threads for mounting in steel tanks. A 11/2” NPT x 2” NPT adapter bushing is available for mounting in existing 2” steel flanges. An optional bushing adapter with a buttress thread is available for mounting in wooden tanks.

The unit is capable of detecting the level of water before a 3” (7,6cm) rise and/or a 3” (7,6cm) fall in the water level in a pressure tank, as required for NFPA 72.

The cover is a weather/UV/flame resistant high impact composite plastic and is held in place with two tamper resistant screws (provided), which require a special key for removal.

Technical Specifications

• Dimensions - Housing - 5.56”H x 3.50”W x 2.56”D 14,1cm H x 8,9cm W x 6,5cm.
• Weight - 3.25 lb / 1.47 Kg
• Enclosure - Cover: Weather/UV/Flame Resistant High Impact Composite Base: Steel zinc plated
• Applications - Steel or wood tanks (With the optional wood bushing adapter, Stock No. 5180199)
• Contacts - Two sets SPDT (Form C) One set for high / One set for low Rated - 15.00 Amps at 125/250VAC 0.50 Amp at 125VDC 0.25 Amp at 250VDC
• Detection Range - Before 3” (7,6cm) Rise /Before 3” (7,6cm) Fall
• Environmental Specifications
  • Temperature range: 40°F to 140°F (4,5°C to 60°C)
  • NEMA 4/IP54 Rated Enclosure suitable for indoor or outdoor use with factory installed gasket when used with appropriate conduit fitting
• Maximum Pressure - 175 PSI (12,1 BAR)
• Cover Tamper - Cover incorporates tamper resistant fasteners that requires a special key for removal. One key is supplied with each device

1010117 Specifications PDF