Omega LVU500 Series User Manual Download

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Summary of Contents for LVU500 Series

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Page 3: ...n Increased temperature range Increased output filtering TABLE OF CONTENTS Introduction 3 Specifications 5 Dimensions 6 About this manual 7 Getting Started 8 Setup Overview 8 Reflective Technology 8 C...

Page 4: ...ing Inductive Loads 28 Voltage Output 28 LVCN414 SW Software Appendix 29 Sensor Configuration 29 35 Number of Pumps 29 Pump Valve Action 30 Pump Valve Mode 31 Relay Fail Safe 32 Switch Alarm Configura...

Page 5: ...ble jacket mat l Polyurethane Cable type 9 conductor Cable length 4 121 9 cm Process Mount 2 NPT or 2 G Gasket FKM G thread only Classification General purpose Compliance CE RoHS Environmental Process...

Page 6: ...6 Introduction continued Step One DIMENSIONS Dimensions for LVU501 LVU503 Series Cable Dimensions for LVU501 LVU503 Series...

Page 7: ...nsducer is made of Polyvinylidene Fluoride PVDF Make sure that the model which you have selected is chemically compatible with the application media Enclosure While the sensor housing is liquid resist...

Page 8: ...ts mechanical installation 5 Wire the sensor Section Five a Section 5 contains information about the sensor s electrical wiring and power requirements REFLECTIVE TECHNOLOGY Condensation is the most co...

Page 9: ...et for installation and operation of LVU500 series P N Max Range Dead Band Thread Fob Output Configuration LVU503 B 9 8 3m 4 10cm 2 NPT Not Included 4 20mA 4 SPST Relays LVCN414 SW only LVU503 Include...

Page 10: ...ings also determine the 4 to 20 mA current span The HEIGHT setting determines the 4mA position and the FILL H setting determines the 20 mA position BASIC RELAY SETTINGS High Alarms Hi Used to energize...

Page 11: ...ank and any risers fittings structures or extensions associated with the tank or the installation see examples below The reference point for definition of the Sensor Height is always the bottom of the...

Page 12: ...k Note The ratio of height to diameter of the riser must be no greater than 2 1 Any higher and the sensor will target the inside wall of the riser Example 2 Dome Top Tanks Tank C has a tall enough dom...

Page 13: ...tallation of the sensor Be sure to understand the geometry directly underneath the sensor Cone or rounded bottom tanks will provide off angled surfaces that can reflect the ultrasonic sound energy awa...

Page 14: ...s i e inches feet gallons meters liters etc Tank A Tank B Tank C In the Tank A example the Sensor Height sets the 4mA to the bottom of the tank Fill Height sets the 20mA to the top of the straight sid...

Page 15: ...tting dimensions b Include all settings for each relay c Correct tank dimensions will result in accurate sensor measurement 3 Sensor Configuration a Configures Number of Pumps Pump Valve Action Pump V...

Page 16: ...interface called a Fob LVU500 USB Before plugging your Fob into your computer s USB port be sure that you have installed LVCN414 SW see omega com ftp on your computer Connect the red green white and b...

Page 17: ...asurement location to the bottom of the tank a The Sensor Height is typically set to the bottom of the tank b This setting determines the 4mA location 2 FILL H Fill Height Distance from the bottom of...

Page 18: ...W If you need additional assistance using LVCN414 SW please contact a Omega Engineering sales applications engineer at 833 484 6072 Note For complete information on the LVCN414 SW software please refe...

Page 19: ...use in Sensor Height and Fill Height settings Sensor Height Sets the location for 4mA It is based on the distance from the Empty level position to the Measurement location for the sensor see below Fil...

Page 20: ...ll values were calculated and set in the previous Dimensional Entry window Make any adjustments if required STEP 6 WRITE TO UNIT This LVCN414 SW operation uploads configuration into the sensor Other f...

Page 21: ...d 3 Side Wall a Mount at least 3 from the side wall 4 Do not mount where obstacles will intrude on sensor s beam width 5 Do not mount in a vacuum 6 Avoid mounting in the center of a dome top tank 7 In...

Page 22: ...et x Thread LVU800 2B shown Tank Adapter LVU800 3B w 3 x 2 Reducer Bushing LVU800 3N40 Tank Adapter Thread x Thread Do not use thread x thread 2 Riser Installations with tall narrow risers can impede...

Page 23: ...bushing to complete the installation 2 Flange w thread out of plane LVU800 2F 3 Flange LVU800 3F w Reducer Bushing LVU800 3N80 4 Side Mount Bracket For installations in open tanks and sumps use the LV...

Page 24: ...the pipe should remain submerged at all times to prevent foam from entering the pipe e Cut a 45 notch at the bottom of the pipe Drill a 1 4 pressure equalization hole in the dead band f The pumps shou...

Page 25: ...s only a sample and should not be used as a wiring diagram LVU500 series is a loop powered 4 20mA device The power loop and current output loop are shared by the Red and Black wires Relays are all dry...

Page 26: ...ntacts so polarity can be revered from the example shown in the wiring diagram LVU500 series uses latching relays When power is removed to the sensor the relays will remain in their last state Ex If t...

Page 27: ...LLERS PLC S CONTINUED LVCN 51 Series Level Controller JWA mode Factory Setting LVCN 51 Series Level Controller JWB mode Generic Loop Powered Display Generic PLC Refer to the LVCN 51 Series Level Contr...

Page 28: ...following circuits for RC network assembly and installation Choose R and C as follows R 0 5 to 1 Ohms for each volt across the contacts C 0 5 to 1 F for each amp through closed contacts Notes 1 Use c...

Page 29: ...often referred to as latching relays o Switch Alarms Only The relays will be standard single point non latching relays Use this setting for high and or low alarms o 1 Pump Valve One relay will be con...

Page 30: ...ther for empty o Empties Tank Sets the relay s to automatically empty a tank The start level will be above the Stop level for each relay o Fills Tank Sets the relay s to automatically fill a tank The...

Page 31: ...lead level is reached the first relay will always start The lag relay will only start when the lag level is reached All relays will stop at the common off level o Lead Lag used to Empty Tank o Duplex...

Page 32: ...en Switch Alarms Only is selected o Hold State The relay s will remain in the same state as the last confident echo detected When the sensor regains echo confidence the relays will revert to the curre...

Page 33: ...larms 1 High 2 High 3 High 4 High o Low Alarms Set 1 to 4 Low Alarms 1 Low 2 Low 3 Low or 4 Low o Combination Alarms Sets a combination of High and Low Alarms 1 Low 1 High 1 Low 2 High 2 Low 1 High 2...

Page 34: ...ble o High Alarms Relay activates above the set point Relay will deactivate when the level goes below the set point plus the value of the hysteresis o Low Alarms Relay activates below the set point Re...

Page 35: ...elected the sensor will output 20 mA during a fail safe condition If 20 mA at Bottom is selected the sensor will output 4 mA during a fail safe condition o Overfill 21mA The sensor will output 21mA du...

Page 36: ...the height of the tank This means that the current output will track the volume of the tank in gallons or liters Depending on the shape of the tank the values may be a linear or non linear scale In th...

Page 37: ...s Distance or Volume After choosing the Sensor Output Units select the units of measurement in the pull down to the left Units of Measurement Distance Volume Inches Cm Feet Meters Gallons Liters Dista...

Page 38: ...he top of the straight side wall Diameter Distance of the inside tank diameter Volume Tank Capacity Vertical Cylinder Example After entering the dimensions press the Capacity button to show the Calcul...

Page 39: ...om the bottom of the tank to the operational full level of liquid 20mA This setting defines the location of full current output and is the top of the sensor s measurement range Capacity The total volu...

Page 40: ...tting designed to help solve performance or operational issues for specific applications Changing these setting will alter the factory default performance or operation of your sensor Increase Output F...

Page 41: ...OLUTION Transmitter indicates a current of 0 mA Check the wiring for an open circuit An open circuit is the most common issue with a 0 mA signal Transmitter jumps to a current reading between 19 and 2...

Page 42: ...l begin to eliminate functions that are not applicable to a configuration To reset Configuration or get access to all the features click on the Clear Screen button Relay closes but does not open again...

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