Omega Speaker Systems LV-1101 Switch User Manual
Contents
1. User s Guide f IE OME Su http ung nus com e mail info omega com LV 1101 amp LV 1102 Non Magnetic Liquid Level Switches MADE C NI US WARRANTY DISCLAIMER OMEGA ENGINEERING INC warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase OMEGA Warranty adds an additional one 1 month grace period to the normal one 1 year product warranty to cover handling and shipping time This ensures that OMEGA s customers receive maximum coverage on each product If the unit should malfunction it must be returned to the factory for evaluation OMEGA s Customer Service Department will issue an Authorized Return AR number immediately upon phone or written request Upon examination by OMEGA if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to mishandling improper interfacing operation outside of design limits improper repair or unauthorized modification This WARRANTY is VOID if the unit shows evidence of having been tampered with or shows evidence of being damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGA s control Components which wear are not warranted including but not limited to2. WIRING THE LV 1101 1102 WITH THE STRAIN RELIEF CABLE FITTING a Remove the gland nut and tapered rubber grommet from the strain relief cable fitting and slide them over the cable with the gland nut going on first m Check the match of the outside diameter of the cable with the inside diameter of the grommet No more than 020 of play should be evident b Strip the outer jacket of the cable back 51 2 inches Strip the insulation from the individual conductors approximately 1 4 c Spade Lugs supplied with each switch Remove them from the terminal strip and crimp or solder to appropriate leads d Feed cable up through cable fitting and attach leads to terminal strip per Figure 1 or Figure 2 Wiring Schematics below e Push the rubber grommet into the conical hole in the cable fitting allowing enough cable to protrude from the opposite side to allow some slack in the leads attached to the terminal strip Grip the cable to prevent rotation and thread the gland nut onto the cable fitting to seal the grommet tightly to the cable 3 WARNING THESE DEVICES ARE NOT EXPLOSION PROOF IF THESE LEVEL SWITCHES ARE INTENDED FOR USE WITH FLAMMABLE LIQUIDS OR IN HAZARDOUS AREAS THE MECHANICAL RELAY INSIDE CAN BE MADE INTRINSICALLY SAFE WHEN PROPERLY WIRED TO AN INTRINSICALLY SAFE RELAY SWITCH SUCH AS OMEGA S LVC 550 SERIES INTRINSICALLY SAFE RELAYS THEY MUST BE INSTALLED IN ACCORDANCE WITH THE NATIONAL ELECTRIC CODE NEC BY PERSONNE
3. 21 2 LOCKWASHERS 10523 12 LEADSCREW 10523 13 LEADSCREW NUT 1052 3 14 SPRING NOT SHOWN 1052 3 5 LID CASTING LV1101 amp LV1101 D 6 LID CASTING LV1102 amp LV1102 D 7 7 SCREWS 8 7 LOCKWASHERS 105 23 15 CLAMP WASHER 16 3 SCREWS 17 3 LOCKWASHERS 105 23 39 BUSHING LV1101 amp LV1101 D 40 BUSHING LV1102 amp LV1102 D NOT SHOWN 10 5 2 3 32 FLOAT DOUBLE 41 FLOAT SINGLE LV 1101 amp LV 1102 PARTS LIST DRAWING 4 Notes Where Do I Find Everything I Need for Process Measurement and Control OMEGA Of Course TEMPERATURE 1 Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies 1 Wire Thermocouple RTD amp Thermistor w Calibrators amp Ice Point References W Recorders Controllers amp Process Monitors 1 Infrared Pyrometers PRESSURE STRAIN FORCE Transducers amp Strain Gauges 1 Load Cells amp Pressure Gauges 4 Displacement Transducers Instrumentation amp Accessories FLOW LEVEL IA Rotameters Gas Mass Flowmeters amp Flow Computers i Air Velocity Indicators 4 Turbine Paddlewheel Systems it Totalizers amp Batch Controllers pH CONDUCTIVITY pH Electrodes Testers amp Accessories 1 Benchtop Laboratory Meters W Controllers Calibrators Simulators amp Pumps 1 Industrial pH amp Conductivity Equipment DATA ACQUISITION 1 Data Acquisition amp Engineering Software B Communications Bas
4. contact points fuses and triacs OMEGA is pleased to offer suggestions on the use of its various products However OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any damages that result from the use of its products in accordance with information provided by OMEGA either verbal or written OMEGA warrants only that the parts manufactured by it will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABILITY The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order whether based on contract warranty negligence indemnification strict liability or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEG
5. or LV 1102 level switch 1 Operator s Manual 1 If you have any questions about the shipment please call the OMEGA Customer Service Department When you receive the shipment inspect the container and equipment for signs of damage Note any evidence of rough handling in transit Immediately report any damage to the shipping agent pu The carrier will not honor damage claims unless all shipping material is saved for inspection After examining and removing contents save packing material and carton in the event reship ment is necessary From the Technical Library of General Description The OMEGA LV 1100 Series Liquid Level Switches feature a non magnetic design suitable for application where magnetic particles ie rust are present The LV 1100 Series also feature rugged metal construction and a buoyancy adjustment to allow the unit to be used with fluids down to SP GR 06 The LV 1101 features a single float design the LV 1102 featurs a two float design Features e Rugged Industrial Design e Non Magnetic Design Suitable For Rusty Environments 15A SPDT Switch Directly Controls Pump e Continuously Adjustable Float Buoyancy Control to Allow Use in Fluids With Specific Gravity Down to 0 6 BUOYANCY OF FLOAT FORCE BALANCE FLOAT SPRING ADJUSTMENT WEIGHT OF FLOAT e For Use With Water Seawater Sewage Slurries and Oils Glycols Soap Solutions e Model LV 1102 Also For Use With Chlo
6. 344 e mail nl omega com Ostravska 767 733 01 Karvina Tel 42 69 6311899 FAX 42 69 6311114 e mail czech omega com 9 rue Denis Papin 78190 Trappes Tel 33 130 621 400 FAX 33 130 699 120 Toll Free in France 0800 4 06342 e mail france omega com Daimlerstrasse 26 D 75392 Deckenpfronn Germany Tel 49 07056 3017 FAX 49 07056 8540 Toll Free in Germany 0130 11 21 66 e mail germany omega com 25 Swannington Road P O Box 7 Omega Drive Broughton Astley Leicestershire Irlam Manchester LE9 6TU England M44 5EX England Tel 44 1455 285520 Tel 44 161 777 6611 FAX 44 1455 283912 FAX 44 161 777 6622 Toll Free in England 0800 488 488 e mail uk omega com It is the policy of OMEGA to comply with all worldwide safety and EMC EMI regulations that apply OMEGA is constantly pursuing certification of its products to the European New Approach Directives OMEGA will add the CE mark to every appropriate device upon certification The information contained in this document is believed to be correct but OMEGA Engineering Inc accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING These products are not designed for use in and should not be used for patient connected applications Unpacking Instructions Remove the Packing List and verify that you have received all equipment including the following quantities in parentheses LV 1101
7. A assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product s in such a manner RETURN REQUESTS INQUIRIES Direct all warranty and repair requests inquiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RETURN AR NUMBER FROM OMEGA S CUSTOMER SERVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned AR number should then be marked on the outside of the return package and on any correspondence The purchaser is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit FOR WARRANTY RETURNS please have FOR NON WARRANTY REPAIRS consult the following information available BEFORE OMEGA for current repair charges Have the contacting OMEGA following information available BEFORE 1 P O number under which the product was contacting OMEGA PURCHASED 1 P O number to cover the COST 2 Model and serial number of the product of the repair under warranty and 2 Model and serial number of product and 3 Repair instructions and or specific 3 Repair instructions and or specific problems problems relative to the product relative to the product OMEGA s policy is to make running changes not model changes whenever an improvement is possible
8. L EXPERIENCED WITH INTRINSIC SAFETY WIRING 2 WIRING THE LV 1101 1102 W OPTION D WITH STRAIN RELIEF CABLE FITTING a Remove the gland nut and tapered rubber grommet from the strain relief cable fitting and slide them over the cable with the gland nut going on first pu Check the match of the outside diameter of the cable with the inside diameter of the grommet No more than 020 of play should be evident b Strip the outer jacket of the cable back 2 inches Strip the insulation from the individual conductors approximately 1 4 c Each microswitch is supplied with 3 flag slip on terminals Remove from the microswitch and crimp or solder to the appropriate leads d Feed the cable up through the cable fitting and attach the leads to the microswitches per Figure 1 or Figure 2 Wiring Schematics below e Push the rubber grommet into the conical hole in the cable fitting Slide the cable thru until the end of the jacket is flush with the inboard end of the cable fitting Grip the cable to prevent rotation and thread the gland nut onto the cable fitting to seal the grommet tightly to the cable 3 If using a fitting other than the strain relief cable fitting attach the fitting to the body and attach the conduit to the fitting and wire to local code per Figure 1 or Figure 2 Wiring Schematics Microswitch actuation point may be monitored by an audible click or with an OHM meter before connecting line power to the termin
9. This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 1996 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form in whole or in part without prior written consent of OMEGA ENGINEERING INC omega com EOWIEGA OMEGAnets On Line Service Internet e mail http www omega com info omega com USA ISO 9001 Certified Canada Servicing North America One Omega Drive Box 4047 Stamford CT 06907 0047 Tel 203 359 1660 FAX 203 359 7700 e mail info omega com 976 Bergar Laval Quebec H7L 5A1 Tel 514 856 6928 FAX 514 856 6886 e mail canada omega com For immediate technical or application assistance USA and Canada Mexico and Latin America Benelux Czech Republic France Germany Austria United Kingdom ISO 9002 Certified Sales Service 1 800 826 6342 1 800 TC OMEGA Customer Service 1 800 622 2378 1 800 622 BEST Engineering Service 1 800 872 9436 1 800 USA WHEN TELEX 996404 EASYLINK 62968934 CABLE OMEGA Tel 95 800 TC OMEGA FAX 95 203 359 7807 En Espa ol 203 359 1660 ext 2203 e mail espanol omega com Servicing Europe Postbus 8034 1180 LA Amstelveen The Netherlands Tel 31 20 6418405 FAX 31 20 6434643 Toll Free in Benelux 06 0993
10. al strip or by monitoring the voltage supplied to the load through the microswitch Figure 1 Wiring Schematic for power applied to the load when the liquid level is LOWER than the set point power to the load is interrupted when the liquid level is ABOVE the set point ORANGE BLACK DECREASING LIQUID LEVEL BELOW SET POINT MOVES ACTUATOR IN DIRECTION SHOWN LINE Figure 2 Wiring Schematic for power applied to the load when the liquid level is HIGHER than the set point power to the load is interrupted when the liquid level is BELOW the set point COM INCREASING LIQUID LEVEL ABOVE SET POINT MOVES ACTUATOR IN DIRECTION SHOWN 105 23 23 MICROSWITCH 2 REQ D W LV1101 D amp LV1102 D 24 3 WIRES WITH CRIMPED TERMINALS LV1101 1102 ONLY 25 6 TERMINALS LV1101 D amp LV1102 D ONLY 26 2 SCREWS LV1101 1102 27 2 SCREWS LV1101 D 1102 D 28 2NUTS 29 2 LOCKWASHERS 10523 9 COVER CASTING 10 SEAL SCREW NOT SHOWN 11 SEAL WASHER NOT SHOWN 105 2 3 33 STRAIN RELIEF CABLE FITTING 34 GROMMET 250 025 105 2 3 3 GASKET LV1101 amp LV1101 D 4 GASKET LV1102 amp LV1102 D 105 23 1 BODY CASTING LV1101 amp LV1101 D 2 BODY CASTING LV1102 amp LV1102 D 10523 30 FLOAT SHAFT LV1101 amp LV1101 D 31 FLOAT SHAFT LV1102 amp LV1102 D 10523 22 TERMINAL STRIP NOT ON UNITS WITH OPTION D 10523 18 SWITCH BRACKET 19 2 STANDOFFS 20 2 SCREWS
11. ed Acquisition Systems 4 Plug in Cards for Apple IBM amp Compatibles 1 Datalogging Systems w Recorders Printers amp Plotters HEATERS 1 Heating Cable 1 Cartridge amp Strip Heaters 14 Immersion amp Band Heaters W Flexible Heaters 1 Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL 1 Metering amp Control Instrumentation i Refractometers 14 Pumps amp Tubing Air Soil amp Water Monitors Industrial Water amp Wastewater Treatment pH Conductivity amp Dissolved Oxygen Instruments M0775 0297
12. ed in place with 2 to 3 wraps of Teflon tape which must be intact or renewed if bushing and switch are separated before assembly in tank Apply a minimum of 2 to a maximum of 3 wraps of Teflon tape to the male threads of the bushing This is especially important if the unit is to be used in metal fittings where coarse threads could bind if not lubricated Thread the unit into the tank and tighten until a good no leak seal is obtained Make sure that the arrows molded on the body casting and printed on the label are pointed vertically downward Remove the cover and test for proper switch action by applying multimeter probes to the COM NO and NC terminals of the microswitch while actuating the switch lever arm NC NO COM The unit is supplied with the adjusting spring in the relaxed condition Leave the spring in the relaxed condition and fill the vessel until the float is submerged If the switch is actuated proceed with the electrical wiring If the specific gravity of the working fluid is too low to lift the float and actuate the switch then the buoyancy adjustment feature must be used To adjust the buoyancy turn the leadscrew CLOCKWISE until the switch is actuated Lower the liquid level until the float is clear of the liquid and the switch is de actuated Raise the liquid level again until the float is submerged and the switch actuates If no further spring bias adjustment is required proceed with wiring Electrical Wiring 1
13. rinated Organics Medium Concentrated Acids and Bases 1 x 2 BRASS OR RED BRASS BODY STANDARD MODELS STAINLESS STEEL 3168S BODY 316SS MODELS USHIN BUSHING NEMA 4 COVER STAINLESS FLOAT FLOAT BUOYANCY ADJUSTMENT LV 1102 LIQUID LEVEL SWITCH The LV 1101 has a Single Float Design the LV 1102 has a Two Float Design Specifications Working Fluid Specific Gravity Range Adjustable between 0 6 and 1 0 Nom Working Pressure Temperature 300 PSIG 180 F max Liquid Level Change To Activate Switch 1 4 inch Relay Switch SPDT 15A 125 or 250 Vac 10 000 000 operations median Option D Dual SPDT relays nominal difference flow between the two relay actuation points is 5 Electrical Cable Fitting Water resistant strain relief for cable diameter 200 2025 Wetted Parts Model LV 1101 red brass body phosphor bronze float shaft 316 SS screws and washers 302 SS float Buna N seal and cork chloroprene gasket Model LV 1102 316 SS body float shaft screws and washers 302 SS float Viton seal and Teflon gasket Size Fits through 2 NPT hole Weight 3 lbs Installation Dimensions HOLE TO SUIT STRAIN 3 15 167 RELIEF CABLE FITTING SUPPLIED OR ANY STANDARD 1 2 RIGID OR FLEXIBLE ELECTRICAL CONDUIT FITTING 1 5 32 1 x 2 BRASS OR STAINLESS STEEL BUSHING 9 3 16 Installation The LV 1101 Series Level Switches are supplied with a 2 x 1 TT bushing thread
Download Pdf Manuals
Related Search