Omega Speaker Systems LVU
Contents
1. User s Guide Shop online at omega com ZEOMEGA omega com e mail info omega com Ph For latest product manuals omegamanual info LVU 230 LVU 260 LVUC10 Ultrasonic Point Level Switches omega com 0 OMEGA OMEGAnet Online Service Internet e mail omega com info omega com U S A ISO 9001 Certified Canada Servicing North America One Omega Drive P O 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 Canada TEL 514 856 6928 FAX 514 856 6886 e mail info omega ca For immediate technical or application assistance U S A and Canada Mexico 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 En Espanol 001 203 359 7803 e mail espanol omega com FAX 001 203 359 7807 info omega com mx Servicing Europe Postbus 8034 1180 LA Amstelveen The Netherlands TEL 31 0 20 3472121 FAX 31 0 20 6434643 Toll Free in Benelux 0800 0993344 e mail sales omegaeng nl Frystatska 184 733 01 Karvina Czech Republic TEL 420 0 59 6311899 FAX 420 0 59 6311114 Toll Free 0800 1 66342 e mail info omegashop cz 11 rue Jacques Cartier 78280 Guyancourt France TEL 332. POSITION 24VDC 12VDC 115V AC OR 230V AC 50 60 HZ l COAXIAL CABLE J TO SENSOR 8 For Ultrasonic Point Level Switches LVU 260 SERIES COAXIAL CABLE J92 L gt es m TO SENSOR NED HAZARDOUS CLASSIFIED LOCATION NON HAZARDOUS LOCATION CLASS I II III Associated Equipment Division 1 Control Terminals Equipment Note 3 Groups A B C E F G Note 2 Model LVU 260 SERIES Terminals Note 6 Note 6 Note 7 Entity Parameters Vmax 36VDC Imax 150mA CI OuF LI 54uH NOTES 1 Vmax gt Voc or VI Imax gt Isc or CI Ccable lt Ca Li Leable lt La INTRINSIC SAFETY GROUND 2 Dust tight conduit seal must be used when installed in Class II and Class III environments 3 Control equipment connected to barrier must not used or generate more than 250V Installation should be in accordance with ANSI ISA RP 12 6 and the NEC ANSI NFPA 70 5 No revision to drawing without prior FMRC approval 6 Associated equipment must be FMRC approved 7 Associated equipment manufacterer s installation drawing must be followed when installing this equipment 4 Vw For Ultrasonic Point Level Switches LVUC10 SERIES RELAY OUTPUT SENSITIVITY ADJUSTMENT JUMPER HIGH LEVEL FAIL SAFE JUMPER NORMAL 24VDC 12VDC POSITION At 115V AC OR 230V AC COAXIAL CABLE J TO SENSOR 50 60 HZ LVUC10 SERIES LOOP POWER OUTPUT SENSITIVITY ADJUSTME
3. 0 1 61 37 2900 FAX 33 0 1 30 57 5427 Toll Free in France 0800 466 342 e mail sales omega fr Daimlerstrasse 26 D 75392 Deckenpfronn Germany TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 Toll Free in Germany 0800 639 7678 e mail info omega de One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5BD United Kingdom TEL 44 0 161 777 6611 FAX 44 0 161 777 6622 Toll Free in United Kingdom 0800 488 488 e mail sales omega co uk It is the policy of OMEGA Engineering Inc 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 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 human applications UNPACKING INSTRUCTIONS Remove the Packing List and verify that you have received all equipment includ ing the following quantities in parentheses Ultrasonic 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 a
4. Point Leve Gap Sensor LVUC10 Cryogenic Temp Liquid Level Sensor TYPE Integral amp Remote Integral Integral 100 C Remote 300 C INPUT 115VAC 230VAC 24VDC 12VDC 9VDC to 30VDC 115VAC 230VAC 24VDC 12VDC OUTPUT AGENCY APPROVAL 10A DPDT CE Two Wire CE 4 20mA 4 20mA 10A DPDT CE Two Wire 4 20mA 4 The Level switches operates using ultrasonic sound wave propagation Ultrasonic sound waves are greatly attenuated when transmitted through air Conversely when liquid is present transmission of the sound waves is greatly enhanced The electronic control unit either integral or remote to the sensor generates electrical signals that are converted to bursts of ultrasonic energy at the sensor The ultra sonic bursts are transmitted across the liquid sensing gap of the sensor Upon receipt of a valid signal at the receiver the solid state electronics generate a data enable condition indicating liquid is present This signal energizes a relay and or provides_an output condition GENERAL All units are easy to install A sensor with an integral electronic control unit or a sensor with a remote control unit can be mounted in any position or orientation desired M ake sure that all wiring conduit and electrical fittings conform to local electrical codes for the location selected VISUAL INSPECTION Unpack the control unit and sensor assemblies Visually inspect them for any damage Advise C
5. 005 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 the prior written consent of OMEGA ENGINEERING INC Where Do Find Everything Need for Process Measurement and Control OMEGA Of Course Shop online at omega com TEMPERATURE La Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies WA Wire Thermocouple RTD amp Thermistor lA Calibrators amp Ice Point References IK Recorders Controllers amp Process Monitors WA Infrared Pyrometers PRESSURE STRAIN AND FORCE WA Transducers amp Strain Gages WA Load Cells amp Pressure Gages lA Displacement Transducers WA Instrumentation amp Accessories FLOW LEVEL lA Rotameters Gas Mass Flowmeters amp Flow Computers WA Air Velocity Indicators lA Turbine Paddlewheel Systems lA Totalizers amp Batch Controllers pH CONDUCTIVITY La pH Electrodes Testers amp Accessories WA Benchtop Laboratory Meters WA Controllers Calibrators Simulators amp Pumps WA Industrial pH amp Conductivity Equipment DATA ACQUISITION lA Data Acquisition amp Engineering Software WA Communications Based Acquisition Systems WA Plug in Cards for Apple IBM amp Compatibles WA Datalogging Systems IK Recorders Printers amp Plotters HEATERS lA Heating Cable lA Cartridge amp Strip Heaters
6. NT COAXIAL CABLE f gt L 9 30 VDC LOOP POWER TO SENSOR NID 10 For Ultrasonic Point Level Switches LVU 230 amp LVU 260 SERIES Ha Helo 96 5mm 24 1mm OLUN 5 16 131 6mm 3 4 NPT THREAD OPTIONAL FLANGE AXE PEO 6 8 T 3 4 NPT THREAD STANDARD i ALARM POINT ma 38 1mm For Ultrasonic Point Level Switches 11 LVUC1IO SERIES 3 80 95 96 5mm 24 1mm 5 16 131 6mm 3 4 NPT THREAD e OPTIONAL FLANGE Fa 54 s 3 4 NPT THREAD STANDARD 2 25 ALARM POINT 57 0mm Na n 18 1mm O 12 8mm Koy 9 5mm sla 3 1mm For Ultrasonic Point Level Switches PREVENTATIVE MAINTENANCE Electronics are constructed with solid state components and are epoxy encapsu lated Periodically check and clean the sensor when used with liquids which cause a coating build up on the sensor No other maintenance is required CLEANING If the pipe or vessel to which the unit is mounted is to be steam cleaned or cleaned with abrasive detergents remove the entire unit before cleaning by 1 Disconnecting the power at the source 2 Opening the housing cover 3 Removing the power and control wiring cable 4 Unthreading the sensor To reinstall follow the installation procedures SYSTEM MALFUNCTION Should the system malfunction notify Omega immediately For Ultrasonic Point Level Switches MADE AN USA WARRANT
7. WA Immersion amp Band Heaters WA Flexible Heaters WA Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL WA Metering amp Control Instrumentation lA Refractometers WA Pumps amp Tubing lA Air Soil amp Water Monitors lA Industrial Water amp Wastewater Treatment lA pH Conductivity amp Dissolved Oxygen Instruments M 4204 1005
8. Y 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 s 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 malfunctions 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 having been 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 in which wear is not warranted include but are not limited to 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 o
9. ard if removed or the encapsulated electronics M ake certain that the wires are dressed carefully to prevent pinching between the cover and the housing Replace the housing cover LG For Ultrasonic Point Level Switches CALIBRATION PROCEDURE IF REQUIRED OTHERWISE DO NOT ADJUST THE POTENTIOMETER LVUC10 After the installation is complete the system must be calibrated for the proper Operation 1 Connect the sensor cable to electronics at Jacks J1 and J2 2 Connect power as per wiring diagram 3 Turn the power on 4 Allow the liquid or sludge to rise above the sensing point adjust the poten tiometer clockwise until the relay is energized or output will switch to 20 0 1 0 mA Turn the potentiometer one more turn clockwise 5 Allow the liquid or sludge to fall below the sensing point relay should be de energized or output will switch back to 4 0 1 0 mA If not turn the poten tiometer counter clockwise until the relay is de energized Turn the poten tiometer counter clockwise one half turn 6 Repeat Steps 4 and 5 for a final adjustment 8 Unit is now calibrated When the liquid level is above the sensing point the relay will be energized or output will switch to 20 0 1 0 mA When the liq uid level is below the sensing point the relay will be de energized or output will switch back to 4 0 1 0 mA For Ultrasonic Point Level Switches LVU 230 SERIES JUMPER HIGH LEVEL FAIL SAFE JUMPER NORMAL
10. e to the electronic control unit Observing all applicable electrical codes and proper wiring procedures CONTROL UNIT Refer to the typical installation diagram and control unit dimensions when installing the control unit Follow steps 1 and 2 below for remote mounted elec tronic units Steps 3 through 7 are common for both the integral electronic units and remote electronic units 1 M ount the remote control unit on any suitable wall panel etc making sure there is adequate clearance for wiring Remove the PC board by removing the screws Drill a suitable size hole in the control unit housing for a conduit fitting if so required Remove the cover from housing To complete wiring either leave or remove the electronics printed circuit board in the housing on remote units and remove the encapsulate electronics in integral units CAUTION Never remove unit from a vessel with power and or output control cables connected to the electronic control unit inside the housing to avoid cable damage Wire the unit as desired Refer to the wiring diagram inside the cover Note All wiring conduit and fittings should conform to local electrical codes In a hazardous location a conduit seal should be installed within 18 inches of the control unit housing Use a drain seal in vertical conduit run to prevent condensation from entering the control unit OMEGA assumes no responsibility for improperly wired units Replace the printed circuit bo
11. iability 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 the FOR NON WARRANTY REPAIRS consult OMEGA following information available BEFORE for current repair charges Have the following contacting OMEGA information available BEFORE contacting OMEGA 1 Purchase Order number under which the product 1 Purchase Order number to cover the COST was PURCHASED of the repair 2 Model and serial number of the product under 2 Model and serial number of the product and warranty and 3 Repair instructions and or specific problems 3 Repair instructions and or specific 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 This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 2
12. ny evidence of rough handling in transit Immediately report any damage to the shipping agent Note 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 ping is necessary For Ultrasonic Point Level Switches Chapter 1 Point Level Model Description 02000005 4 Chapter 2 Principles of Operation 4 ee ee ees 5 Chapter 3 Installation a ceees 5 7 Chapter 4 System Wiring Diagram ee eeee 8 10 Chapter 5 Dimensional Drawings 020000e eee 11 12 Chapter 6 Maintenance 00 cee eee 13 For Ultrasonic Point Level Switches GENERAL DESCRIPTION This Series of Liquid Level Detection systems are ideal low cost ultrasonic liquid level detection systems for many applications They operate in a broad spectrum of viscous to light liquids It uses proven ultrasonic technology with a sensor fabricated completely from 316 Stainless Steel which allows it to operate in virtually any liquid Sensitivity adjustment allows the monitoring of percentage solids in the contents of the liquid Its small size standard 3 4 NPT mounting fitting and ability to be installed vertically or horizontally makes it the perfect choice for new or existing applications MODEL FUNCTION LVU 230 Standard Point Level Gap Sensor LVU 260 Loop Power
13. osense immediately if either assembly is damaged PRELIMINARY OPERATIONAL CHECK Before installing the unit a simple operational checkout should be performed as follows WARNING In a hazardous environment never open the housing cover or con nect the power leads without first disconnecting the electrical power at its source 1 Fill a container with liquid 2 Open the control unit housing cover and connect the power to the control unit see appropriate wiring diagram for your unit 3 Apply power from the source 4 Place the sensor in the liquid The relay should energize or output will switch to 20 0 1 0mA 5 Remove the sensor from the liquid The relay will de energize or output will switch back to 4 0 1 0mA indicating that the system is functioning properly If you do not experience the results indicated in Steps 4 and 5 contact Cosense immediately 6 Disconnect the power to the control unit 7 Proceed to final installation For Ultrasonic Point Level Switches CONTACT MODELS Follow the instructions below 1 Drill a suitable hole in the vessel or pipe wall and tap for 3 4 NPT If this walled vessel or material is not suitable for threading weld or braze a bush ing to accept the sensor Screw the sensor in the threaded section and make sure that there is a good seal Use a pipe compound or sealing tape compatible with the materials and avoid excessive tightening Run the power and control wiring cabl
14. r 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 the company 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 OMEGA assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any l
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