SWI L070 Installation And Operation Manual

Liquid level float switch

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L070
LIQUID LEVEL
FLOAT SWITCH
INSTALLATION AND OPERATIONS MANUAL
Side-Mounted Liquid Level Float Switch
For Industrial Use

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Summary of Contents for SWI L070

  • Page 1 L070 LIQUID LEVEL FLOAT SWITCH INSTALLATION AND OPERATIONS MANUAL Side-Mounted Liquid Level Float Switch For Industrial Use...
  • Page 2 Contacts Phone: 203-729-6434 Mon-Fri, 9 AM - 5 PM EST WARNING! Fax: 203-729-0541 for General Inquiries EXPLOSION HAZARD. CONNECT Email: sales@innovativesensing.com DISCONNECT THE EQUIPMENT UNLESS THE POWER HAS BEEN SWITCHED OFF. L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 3: Table Of Contents

    3.2 Theory of Operation............8 3.3 Troubleshooting..............8 3.3.1 External Causes............8 3.3.2 Unit Causes..............9 3.4 Agency Approvals...............10 3.5 Specifications..............10 3.5.1 Functional Specifications.........10 3.5.2 Enclosure Specifications..........11 3.5.3 Dimensional Specifications........11 3.6 Model Configurator............12 3.7 Notes...................13 L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 4: Unpacking

    Section 3.5.3 2 Verify that the mounting nozzle, coupling or flange is within 3° of the horizon. If the L070 is mounted in an external cage, ensure that the top/bottom piping is within 3° of vertical in all directions.
  • Page 5: Mounting

    1.3 MOUNTING The L070 Side-Mounted Liquid Level Float Switch for Industrial Use is available in a 1 ½” or 2” threaded mount bushing as well as several flange mounting options. 1.3.1 Threaded Mounting 1 Apply either Teflon tape or an appropriate thread sealant to the mounting threads to prevent galling.
  • Page 6: Preventative Maintenance

    GROUND 2.0 PREVENTATIVE MAINTENANCE Periodic inspections are necessary to maintain the proper functionality of the L070 Side-Mounted Liquid Level Switch for Industrial Use. The switch is a safety device that protects the equipment it serves. A systematic program of preventative maintenance should be implemented at the time of installation. If the following instructions are completed routinely, the switch will provide continuous, reliable protection.
  • Page 7: Inspect Connections Monthly

    2.1.2 Inspect Connections Monthly L070 Side-Mounted Liquid Level Switches for Industrial Use may be vulnerable to excessive heat and moisture. Under these conditions, the electrical wire insulation can periodically break or peel away. As a result, the bare wires may become exposed to the elements and incur damages.
  • Page 8: Reference Information

    3.0 REFERENCE INFORMATION This section illustrates an overview of the L070 Side-Mounted Liquid Level Switch for Industrial Use, as well as information on troubleshooting common problems, agency approval listings, and detailed physical, functional and performance specifications. 3.1 DESCRIPTION The L070 Side-Mounted Liquid Level Switch for Industrial Use is a float-actuated device designed to be horizontally mounted within a process vessel through threaded or flanged connections.
  • Page 9: Unit Causes

    EXTERNAL CONDITIONS AS DESCRIBED IN SECTION 3.3.1. THE UNIT STILL DOES NOT FUNCTION. If you are still in doubt about the condition or performance of your sensor, consult the factory for further instructions. L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 10: Agency Approvals

    316/316L Stainless Steel with 18-8 Stainless Pivot Pin HOUSING MOUNTING: Provisions for (4) #10 Screws PROCESS CONNECTION: 1 ½” NPT, 2” NPT, or BSP Threads 2”, 2 ½”, 3” or 4” (#150 or #300 ANSI Flanges) L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 11: Enclosure Specifications

    6 ½” FLANGED CONNECTION ¹∕ ” ∕ ” ½” NPT Ø 2” Ø 1 ½” L070 WITH FLANGED CONNECTION & SPST or SPDT Switch with Flying Leads 1” 3 ½” 6 ½” L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 12: Model Configurator

    2 ½” Flange 120 VAC DPDT & OZ #300 Gedney GUALB-75 Box 3” Flange #300 4” Flange #300 L 0 7 0 - 0 8 0 8 3 0 0 4 L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 13: Notes

    3.7 NOTES L070 SIDE-MOUNTED LIQUID LEVEL FLOAT SWITCH FOR INDUSTRIAL USE...
  • Page 14 Products returned under RMA’s can be issued through local representatives, or by the SWI Service Policy must be returned by prepaid contacting the factory directly. transportation. Solutions With Innovation will repair or...

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