DeltaSpan Waste Water Pressure Level Transmitter Manual LD32
Contents
1. express or implied EXCLUDED FROM THIS WARRANTY IS THE IMPLIED WARRANTY OF FITNESS OF THE PRODUCTS FOR A PARTICULAR PURPOSE OR USE AND THE IMPLIED WARRANTY OF MERCHANTABILITY OF THE PRODUCTS This warranty may not be extended altered or varied except by a written instrument signed by a duly authorized officer of Flowline Inc 4 of 14 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A Fe TO ey Introduction The LD32 Series Waster Water Level Transmitter is manufactured for years of trouble free service in the harshest applications The pressure transmitter measures the height of liquid above its position in the tank referenced to atmospheric pressure The transmitter consists of a piezoresistive sensing element encased in 316 SS housing Perfect for wastewater and slurry applications the LD32 series has features to protect the unit from these demanding applications Superior lightning and surge protection utilizing dual arrestor technology grounded to case eliminating both power supply surges and lightning ground strike transients Large diameter 316 SS diaphragm seal is non clogging and damage resistant to floating solids The transmitter is equipped with a 270 pound tensile strength shielded vented cable Ventilation tube in the cable automatically compensates for changes in atmospheric pressure above the tank The vent tube has a filter attached to the end that will block particles such as dust dirt and water droplets from entering2. 3 lb 2 0 kg Lightning and surge protection Red Black Vent Clear Shid o The LD32 series is made of 316 Stainless Steel 316 SS 316L Stainless Steel 316L SS with a cable of Polyurethane or Ethylene Tetrafluoroethylene ETFE o Make sure that the switch is compatible with the application liquids To determine the chemical compatibility between the sensor and its application liquids refer to the Compass Corrosion Guide available from Compass Publications 858 589 9636 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A Pe Oy Getting Started The LD32 series will be submersed within the application fluid The level transmitters can either rest along the bottom of the tank or be suspended at any desired level within the tank Please note that the physical location of the level transmitter will indicate the lowest level of measurement within the tank For example mounting the transmitter 1 foot from the bottom of the tank then the lowest reading of liquid will be 1 foot from the bottom Choosing the Correct Pressure Range The DeltaSpan series are fixed range transmitters with no adjustability with respect to the 4 20 mA output For example at O psi no liquid the current output will be 4 mA and at maximum pressure the current output will be 20 mA Readings between 0 and the maximum pressure will be proportional to the 4 20 mA output Since the density of liquid will have an influence on the range of the LD32 seri
3. original packing to Flowline Factory Service MRA 10500 Humbolt Street Los Alamitos CA 90720 To avoid delays in processing your repair write the MRA on the shipping label Please include the information about the malfunction with your product This information enables our service technicians to process your repair order as quickly as possible 22 MAY 08 DeltaSpan LD32 Series 3 of 14 Rev A MN301032 Warranty Flowline warrants to the original purchaser of its products that such products will be free from defects in material and workmanship under normal use and service for a period which is equal to the shorter of one year from the date of purchase of such products or two years from the date of manufacture of such products This warranty covers only those components of the products which hare non moving and not subject to normal wear Moreover products which are modified or altered and electrical cables which are cut to length during installation are not covered by this warranty Flowline s obligation under this warranty is solely and exclusively limited to the repair or replacement at Flowline s option of the products or components thereof which Flowline s examination proves to its satisfaction to be defective FLOWLINE SHALL HAVE NO OBLIGATION FOR CONSEQUENTIAL DAMAGES TO PERSONAL OR REAL PROPERTY OR FOR INJURY TO ANY PERSON This warranty does not apply to products which have been subject to electrical or chemical dama
4. the tube Excellent chemical compatibility with 316 construction and ETFE cable Lightning and surge protection on all models Maintenance free vent filter Large diameter non clogging damage resistant 316 SS diaphragm seal Table of Contents mirod ci oikeeseen Sata che ie tea ealelesh ela ated cite leantaNecaten 5 ADOMIS M aae a a 6 COMPONE M eei a E E T E E 7 Eechnol iy anae E E eae eee aan ee ue aces 7 SPECICATION S erein E e ET EE t 8 PIAS TVS WONG lt soioe teiich a cee pete seca vs tented a a 8 Material CO mia Omit ena iain tained waa ruhe dian teiee N 8 Eea Saar e a S 6 pene ee er ee mn ee PEE ee 9 Choosins Correct Pressure Rance creron siinae cit a eam 9 Eneco SPCC Gray y eiae E E ESEN 10 Fle circa lis ta ann eea R he itbin ne naewieh det iiaa nose atatiac ee 11 listalla onse a E a ass 12 EEE SINC Chi aa sh tu A A AA A A A ues 12 E aO ee E E E 12 KA E A A E Nee ena NT On ene a rer 13 Ce aint hE OCG OU Ie hea giace cette emt ta een ence cea ecu oes cus sienna 13 Testis the tas miter risann i E Geka don rtcuinlaeaedsen usd taka dentin eeundiea a 14 22 MAY 08 DeltaSpan LD32 Series 5 of 14 Rev A MN301032 About this Manual PLEASE READ THE ENTIRE MANUAL PRIOR TO INSTALLING OR USING THIS PRODUCT This manual includes information on all versions of the DeltaSpan Series Waste Water Pressure Level Transmitter from Flowline models LD32 ____ Please refer to the part number located on the transmitter label to verify the exact model
5. ction box must be clean dry and free of moisture Add the optional pressure fitting LD90 _001 to complete the package The LD90 _001 features a 2 NPT thread for mounting and a liquid tight connector to seal the cable interface Note Use caution when sealing the cable at the top of the tank The ventilation tube must be open and free to allow air to flow back to the pressure diaphragm Avoid blocking the ventilation tube by compressing the cable Always keep the cable termination clean dry and free of moisture and prevent liquid from entering the vent tube 12 of 14 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A Fe TO ey Maintenance Maintenance should consist of inspection to see that the transmitter is free from debris and not coated with any substance which would prevent liquid from freely entering and leaving the transmitter If this occurs the transmitter should be cleaned Cleaning procedure 1 Power Make sure that all power to the transmitter controller and or power supply is completely disconnected 2 Transmitter removal If necessary make sure that the tank is drained well below the switch prior to removal Carefully remove the transmitter from the installation 3 Cleaning the switch Using a soft bristle brush and mild detergent carefully wash the switch Do not use harsh abrasives such as steel wool or sandpaper which might damage the surface of the sensor Do not use incompatible solvents which may damage th
6. dous Applications DO NOT USE THE DELTASPAN LD32 SERIES LEVEL TRANSMITTER IN HAZARDOUS LOCATIONS Make a Fail Safe System Design a fail safe system that accommodates the possibility of transmitter failure or battery power loss In critical applications Flowline recommends the use of redundant backup systems and alarms in addition to the primary system 6 of 14 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A Fe TO ey Components DeltaSpan is offered in eight different models based upon pressure rating and material Depending on the model purchased you may or may not have been shipped all the components shown below e DeltaSpan O Oo O 0O Oe O LD32 S101 LD32 S111 LD32 S121 LD32 S131 LD32 S201 LD32 S211 LD32 S221 LD32 S231 e Quick Start Guide Technology A sealed pressure transmitter is placed near or on the bottom of the tank A stainless steel pressure diaphragm within the pressure transmitter is exposed on one side to the application liquid The other side is exposed to the reference pressure via a small ventilation tube located inside of the Polyurethane cable A difference in pressure between liquid and reference pressures will slightly deflect the diaphragm The deflection of the diaphragm is measured by a built in microprocessor that provides greater linearity correction over common thermal compensation methods A 4 20 mA current signal proportional the height of the liquid is generated from the microproce
7. e Black wire as the Wiring to a Loop Powered Display Vent Shid Wiring to a Typical PLC oO Vent T Shld 22 MAY 08 DeltaSpan LD32 Series 11 of 14 Rev A MN301032 Installation The LD32 series is designed to operate while submerged in the actual application liquid Avoid installing the level transmitter along the bottom of the tank is materials such as sludge will build up and coat cover the transmitter This also includes any debris that will settle along the bottom of the tank In these applications it is best to suspend the transmitter above the highest level of sludge debris that will occur Interference The DeltaSpan is designed to operate under the surface of the liquid in the tank Avoid installations where other tank requirements will cause the transmitter to move or swing For example a mixer blade could cause the level transmitter to whip around within the tank An alternative would be to move the transmitter to a more stable section of the tank or to install the LD32 series inside a still well drop tube The still well drop pipe will minimize the effects created by the mixer Termination The cable for the DeltaSpan is typically terminated at a junction box located on top of the tank Since the vent tube is contained within the cable the pressure within the junction box must always be the same as the reference typically atmospheric pressure for the liquid The inside of the jun
8. e sensor s stainless steel body Take particular care to remove any scaling from the body and that there is no debris inside the inlet 4 Transmitter installation Follow the appropriate steps of installation as outlined in the Installation section of this manual 22 MAY 08 DeltaSpan LD32 Series 13 of 14 Rev A MN301032 Testing the installation Verify proper wiring power supply and loop resistance If transmitter is not functioning properly isolate the transmitter from the system and wire as shown below Multimeter should read 4 mA with the transmitter out of liquid Multi eter 14 of 14 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A
9. es follow these simple instructions to insure the correct pressure range has been selected 1 Determine the Specific Gravity SG of the liquid to be measured 2 Determine the maximum height of liquid H to be measured in feet 3 Use to following equation to determine the maximum required pressure P P H feet SG 2 31 feet psi or P H m SG 0 704 m psi 4 Compare the maximum required pressure P to the pressure ranges listed above For example a 16 tall tank contains a liquid with a SG of 0 9 P 16 0 feet 0 9 2 31 feet psi 6 23 psi The maximum required pressure is 6 23 psi which is above the 5 psi range for the LD32 S001 To read the full range of liquid in the tank choose the LD32 S101 22 MAY 08 DeltaSpan LD32 Series 9 of 14 Rev A MN301032 Effects of Specific Gravity The LD32 series has a fixed span with 4 mA equal to 0 psi and 20 mA equal to the maximum psi setting Each unit is calibrated for use in liquids with a specific gravity SG of 1 000 Pressure transducers maybe used in liquids with a SG other than 1 000 Please note the following relationship between the pressure range and specific gravity 1 psi 2 31 feet SG 1 000 or 1 psi 0 704 m SG 1 000 For example the LD32 S001 has a range of 0 to 5 psi The maximum depth the transmitter can read in water SG 1 000 is 5 psi x 2 31 feet 1 psi 11 5 feet For metric the maximum depth in water is 5 psi x 0 704 m
10. ge due to improper use accident negligence abuse or misuse Abuse shall be assumed when indicated by electrical damage to relays reed switches or other components The warranty does not apply to products which are damaged during shipment back to Flowline s factory or designated service center or are returned without the original casing on the products Moreover this warranty becomes immediately null and void if anyone other than service personnel authorized by Flowline attempts to repair the defective products Products which are thought to be defective must be shipped prepaid and insured to Flowline s factory or a designated service center the identity and address of which will be provided upon request within 30 days of the discovery of the defect Such defective products must be accompanied by proof of the date of purchase Flowline further reserves the right to unilaterally waive this warranty and to dispose of any product returned to Flowline where a There is evidence of a potentially hazardous material present with product b The product has remained unclaimed at Flowline for longer than 30 days after dutifully requesting disposition of the product THERE ARE NO WARRANTIES WHICH EXTEND BEYONDTHE DESCRIPTION ON THE FACE OF THIS WARRANTY This warranty and the obligations and liabilities of Flowline under it are exclusive and instead of and the original purchaser hereby waives all other remedies warranties guarantees or liabilities
11. psi 3 52 m 4 20 mA Output Al psi 2 31 Feet x S G For liquids with a different SG simply divide 2 31 by the new SG to determine the new ratio For example the LD32 SO01 is installed in a liquid with a SG 0 85 The new ratio is as follows 1 psi 2 31 feet 0 85 2 717 feet 0 828 m Multiply 5 psi by the new ratio to determine the maximum depth 5 psi 2 717 feet 1 psi 13 6 feet 4 15 m A lower SG will increase the maximum depth for the transmitter Another example the LD32 S101 is installed in a liquid with a SG 1 2 The new ratio is as follows 1 psi 2 31 feet 1 2 1 925 feet 0 587 m Multiply 10 psi by the new ratio to determine the maximum depth 10 psi 1 925 feet 1 psi 19 3 feet 5 87 m A high SG will decrease the maximum depth for the transmitter 10 of 14 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A Pe Oy Electrical Installation An external power supply delivering 13 30 VDC with minimum current capability of 40 mA DC per transmitter is required to power the control loop See figure below for connection of the power supply transmitter and receiver Red _ Supply mA 13 30 VDC Receiver Pressure Transmitter The maximum receiver load resistance RLmax for the DC power supply voltage Vsup is expressed by the formula RLmax Vsup 13V 0 02A Shielded cable is recommended for control loop wiring Use the Red wire as the and th
12. res WW eer DeltaSpan Waste Water Pressure Level Transmitter Manual LD32 Series 22 AUG 08 Rev A Flowline Inc 10500 Humbolt Street Los Alamitos CA 90720 Tel 562 598 3015 Fax 562 431 8507 www tlowline com 22 MAY 08 DeltaSpan LD32 Series 1 of 14 Rev A MN301032 2 of 14 DeltaSpan LD32 Series 22 AUG 08 MN301032 Rev A Pe Oy Preface This manual explains how to use the DeltaSpan LD32 series waste water pressure level transmitter Warranty Service amp Repair To register your product with the manufacturer go to the Flowline website for on line registration The website address is as follows www flowline com On line Warranty Registration can be found under Contact Us in the Navigation Bar along the side of the home page If for some reason your product must be returned for factory service go to the Flowline website to receive a Material Return Authorization number MRA providing the following information 1 Full Part Number Full Serial Number 2 Name and telephone number of someone who can answer technical questions related to the product and its application 3 Return Shipping Address 4 Brief Description of the Symptom 5 Brief Description of the Application On line Material Return Authorization can be found under Contact Us in the Navigation Bar along the side of the home page Click on Return Authorization to begin the MRA request Once you have received a MRA number ship the product prepaid in its
13. ssor 22 MAY 08 Rev A 05 psi 10 psi 15 psi 20 psi Q5 psi 10 psi 15 psi 20 psi 11 54 ft wc 3 52 m we 23 09 ft wc 7 04 m we 34 63 ft wc 10 56 m we 46 18 ft wc 14 08 m we 11 54 ft wc 3 52 m we 23 09 ft wc 7 04 m we 34 63 ft we 10 56 m we 46 18 ft we 14 08 m we DeltaSpan LD32 Series MN301032 40 12 2 m Polyurethane Cable 40 12 2 m Polyurethane Cable 60 18 3 m Polyurethane Cable 60 18 3 m Polyurethane Cable 40 12 2 m ETFE Cable 40 12 2 m ETFE Cable 60 18 3 m ETFE Cable 60 18 3 m ETFE Cable 7 of 14 8 of 14 Specifications Service Wetted Materials Accuracy Temperature Limit Compensated Temperature Range Thermal Effect Pressure Limit Power Requirement Output Signal Response Time Max Loop Resistance Electrical Connections Cable Length Mounting Orientation Weight Electrical Protection Dimensions Material Compatibility Compatible liquids Body 316 SS 316L SS and Buna N Cable Polyurethane or ETFE 0 25 of full scale 0 to 200 F 18 to 93 C 0 to 180 F 18 to 82 C Less than 0 02 F 2X full scale 13 to 30 VDC Two wire 4 to 20 mA 50 ms 850 ohms at 30 VDC Wire pigtail _001 _101 40 12 2 m _201 _301 60 18 3 m Suspended in tank below level being measured Can be placed on the bottom of the tank on its side 4
14. which you have purchased User s Responsibility for Safety Flowline manufactures a wide range of liquid level sensors and technologies While each of these technologies are designed to operate in a wide variety of applications it is the user s responsibility to select a technology that is appropriate for the application install it properly perform tests of the installed system and maintain all components The failure to do so could result in property damage or serious injury Proper Installation and Handling Only properly trained staff should install and or repair this product Use a proper sealant with all installations Always check for leaks prior to system start up Wiring and Electrical A supply voltage of 13 to 30 VDC is used to power the LD32 series transmitter Electrical wiring of the sensor should be performed in accordance with all applicable national state and local codes Temperature and Pressure The LD32 series is designed for use in application temperatures from 18 to 93 C 0 to 200 R and for use at pressures up to 2 x the full span of the LD32 series Material Compatibility The waste water pressure level transmitter LD32 series is made of 316 Stainless Steel 316 SS 316L Stainless Steel 316L SS with a cable of Polyurethane or Ethylene Tetrafluoroethylene ETFE Make sure that the model which you have selected is chemically compatible with the application liquids Flammable Explosive and Hazar
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