*mydirectindustry

Catalogs
Hayward Industries, Inc.
LHB-0512 - LHB Series Manual Limit Switch

LHB-0512 - LHB Series Manual Limit Switch

Product catalog summary

Overview: The document provides detailed information about the LHB Series Manual Limit Switch, including its features, applications, materials, and technical specifications. It highlights the expanded offering of the LHB Series with a new Spring-Return feature.

Key Features and Benefits:

Available with a 'Dead-Man' Spring-Return Handle or Handlever.
Enables remote monitoring of critical services.
Can be retrofitted to existing valves.
Constructed with a robust GFPP body, cover, and plate.
Includes a 304 stainless steel stem and FPM seals.
Compatible with all Hayward ball and butterfly valves up to 8".
Operates within a temperature range of 20°F (-7°C) to 200°F (93°C).
Features two adjustable SPDT 10 Amp @ 120 VAC switches for open/close positions.
Includes integral lockout and a 1/2" conduit port.
Equipped with terminal blocks for ease of wiring.
Meets ISO5211, F05, F07, and F10 patterns and is NEMA 4X rated.
Switches are CSA listed with a patent-pending design.

Options:

Additional two switches available.
Potentiometer available for models LHB1/LHB2.
Optional handles include Handlever or T-Handle.
LED for open/close indication available for models LHB1/LHB2.

Typical Applications:

Critical services applications.
Water and wastewater treatment.
Chemical processing.
Food and beverage industry.
Pulp and paper industry.
Marine and corrosive environments.

Materials:

GFPP per ASTM D4101 Cell Class 85580.
Heavy-duty FPM O-ring seals.

Technical Information:

Compatible with TB Series Ball Valves and BY Series Butterfly Valves.
Available in various sizes ranging from 1/2" to 8".

Usage:

Used for tank isolation, process flow verification, and remote visual indication of valve status.
Suitable for critical services and applications requiring lock-out and continuous monitoring.
Integrated into building automation systems for valve state confirmation and process sequencing.
Can trigger alarms independently or as part of a building automation system.

Catalog excerpts

LHB-0512 - LHB Series Manual Limit Switch-1

eXpanded offering! LHB Series Manual Limit Switch now with Spring-Return Key features and Benefits • Now Available with “Dead-Man” Spring-Return Handle or Handlever • Remote Monitoring of Critical Services • Retrofits to Existing Valves • Robust GFPP Body, Cover and Plate • 304 Stainless Steel Stem and FPM Seals • Fits All Hayward Ball and Butterfly Valves up to 8" • Temperature Range 20°F (-7°C) to 200°F (93°C) • Two Adjustable SPDT 10 Amp @ 120 VAC Switches (Open/Close Position) • Integral Lockout • 1/2" Conduit Port • Terminal Blocks for Ease of Wiring • Meets ISO5211, F05, F07 and F10 Patterns • NEMA 4X • Switches CSA Listed • Patent-Pending Design options • Additional Two Switches • Potentiometer Available (LHB1/LHB2) • Optional Handles – Handlever or T-Handle • LED for Open/Close Indication (LHB1/LHB2) LHB2BY6S2 typicaL appLications • Critical Services Applications • Water and Wastewater Treatment • Chemical Processing • Food and Beverage • Pulp and Paper • Marine and Corrosive Environments materiaLs • GFPP Per ASTM D4101 Cell Class 85580 • Heavy Duty FPM O-Ring Seals Flow Control: Valves | Actuation & Controls | Strainers | Filters | Bulkhead Fittings & Tank Accessories | Pu

Open the catalog to page 1

LHB-0512 - LHB Series Manual Limit Switch-2

LHB Series Manual Limit Switch LhB-1 / LhB-2 parts List 1. Lock Plate (GFPP) 2. Cover (GFPP) 3. Adjustment Plate (GFPP) 4. Terminal Block 5. Switch 6. Upper Shaft O-Ring (FPM) 7. Shaft (304 SSTL) 8. Lower Shaft O-Ring (FPM) 9. Body O-Ring (FPM) 10. Body (GFPP) eXpLoded VieW dimensions – inches / miLLimeters manuaL Limit VaLVe size/ a B c d e f g sWitch modeL series in / mm in / mm in / mm in / mm in / mm in / mm in / mm part numBers part numBer LHB-1 Series Limit Switch for 1/2" – 2" TB with 2 Switches LHB-1 Series Limit Switch for 2" – 3" BY with 2 Switches LHB-1 Series Limit Switch for 4" BY...

Open the catalog to page 2

LHB-0512 - LHB Series Manual Limit Switch-3

LHB Series Manual Limit Switch with Spring-Return LhB1-sr / LhB2-sr parts List 1. Lock Plate / Handlever 2. Cover (GFPP) 3. Adjustment Plate (GFPP) 4. Terminal Block 5. Switch 6. Shaft (304 SSTL) 7. Spring Pack Cover (Ultem) 8. Lower Shaft 9. Spring Coil Pack 10. Spring Pack Bottom Cover (Ultem) eXpLoded VieW dimensions – inches / miLLimeters manuaL Limit VaLVe size/ a B c d e sWitch modeL series in / mm in / mm in / mm in / mm in / mm part numBers part numBer LHB-1 Series Limit Switch with Spring-Return for 1/2" – 2" TB with 2 Switches LHB-1 Series Limit Switch with Spring-Return for 2" – 3"...

Open the catalog to page 3

LHB-0512 - LHB Series Manual Limit Switch-4

LHB Series Manual Limit Switch Technical Information Where to use the LHB • Tank Isolation • Process Flow Verification • Remote, Visual Indication of Valve Status • Critical Services and Applications – Allows Lock-Out and Continuous Monitoring in Applications Such as Acids, Caustics, Flammables, etc. • All Safety Concern Valve Applications: Unmanned Storage Sites – Switches can Trigger Auto-Dialer if Valve State Changes Excellent Complement to the Sand Filter Sets for Simplex / Duplex Status – Tie Switches into Indicator Lights Electric Signal Providing Flow Identification on Three-Way 90° Travel...

Open the catalog to page 4

LHB-0512 - LHB Series Manual Limit Switch

LHB-0512 - LHB Series Manual Limit Switch

Catalog excerpts

All Hayward Industries, Inc. catalogs and technical brochures