TLM150 Gasoline Tank Level Monitor User`s Manual
Contents
1. Insert the mounting bolts through the TLM150 sensor component and gasket into the tank fitting the tank fitting may instead have studs installed so in this case install the nuts over the studs and tighten them to a torque of 10 15 ft lbs 13 6 20 3 N m Mounting Screws x5 tA TLM150 Sensor Component TLM150 Gasket 7 SAE 5 Bolt Tank Fitting ET N a Figure 1 TLM150 Mounting SAE 5 Hole Bolt Pattern Page 4 Revision 1 1 Maretron 2 3 1 2 Installation on a Tank with a SAE J1810 5 Bolt Fitting and Focus Tube If a focus tube is used for a tank with a SAE J1810 5 bolt fitting determine the depth of the tank at the location of the tank sensor mounting hole and use a saw with a metal cutting blade to trim the focus tube so that it reaches 1 above the tank bottom when mounted Remove any burrs from the end of the focus tube after trimming Next place the gasket included with the focus tube over the focus tube between the focus tube flange and the tank mounting flange and then drop the focus tube into the hole so that the bolt holes on the focus tube focus tube gasket and tank fitting all line up Place the gasket included with the TLM150 over the focus tube so that the bolt holes line up then place the TLM150 sensor component on top of the TLM150 gasket so that the bolt holes line up Insert mounting screws into the bolt holes on the TLM150 sensor component and thread them into the tank fitting the tank fitting ma2. 2 Installation 2 1 Unpacking the Box When unpacking the box containing the Maretron TLM150 you should find the following items 1 TLM150 Tank Level Monitor 1 TLM150 Gasket 1 TLM150 User s Manual 1 Warranty Registration Card If any of these items are missing or damaged please contact Maretron 2 2 Choosing a Mounting Location The primary function of the TLM150 is to sense levels of gasoline in tanks using ultrasonic technology and transmit this information over NMEA 2000 network so that gasoline fuel tank level information can be viewed anywhere on the vessel where there is an NMEA 2000 compatible display The TLM150 tank level monitor consists of two parts 1 the sensor which mounts onto the top of the tank and contains the ultrasonic gasoline measurement components and 2 the interface which converts the measured data into NMEA 2000 format and transmits the data over the NMEA 2000 network Page 2 Revision 1 1 Maretron 2 2 1 Effect of Pitch and Roll on the TLM150 Assuming that the TLM150 sensor component is mounted on a flat tank top the TLM150 will operate correctly as long as the vessel does not experience pitch and or roll in excess of 6 for an extended period of time This can occur on a sailboat when the boat is heeled over or ona powerboat with a non displacement planing hull Temporary pitch and roll due to wave motion and will not adversely affect tank level readings If you are in
3. If a focus tube is used for a tank with a SAE J1810 5 bolt fitting determine the depth of the tank at the location of the tank sensor mounting hole and use a saw with a metal cutting blade to trim the focus tube so that it reaches 1 above the tank bottom when mounted Remove any burrs from the end of the focus tube after trimming For a threaded tank sender mounting hole first thread the adapter into the tank opening and tighten to a torque of 3 5 ft lbs 4 1 6 8 N m Next place the TLM150 gasket over the adapter so that the bolt holes on the gasket line up with the bolt holes on the adapter Place the TLM150 sensor component on top of the adapter so that the bolt holes on the TLM150 sensor component line up with the bolt holes on the adapter Place the included mounting screws through the bolt holes on the TLM150 sensor component and thread them into the adapter tightening them to a torque of 10 15 ft lbs 13 6 20 3 N m Mounting Screws TLM150 Sensor Component TLM150 Gasket Threaded Focus Tube va z Threaded Tank Fitting TLM150 Interface Component 1 2 54cm clearance between focus tube and tank bottom Figure 4 Mounting TLM150 with Focus Tube on Threaded Tank Fitting Revision 1 1 Page 7 TLM150 User s Manual 2 3 2 Mounting the TLM150 Interface Component The actual mounting of the TLM150 interface component is not critical and the unit can be mounted in any orientation The TLM150 NMEA 2000 conne
4. a sailing vessel or a powerboat with a non displacement hull and will experience pitch and or roll in excess of 6 for an extended period of time you can install a Non Displacement Hull Focus Tube below the sensor please refer to Section 1 5 on page 2 for ordering information This is a tube which mounts into the tank before the sensor and directs the ultrasonic waves down to the surface of the liquid and back With a focus tube the TLM150 will operate correctly as long as the vessel does not exceed 15 of pitch and or roll for extended periods of time 2 3 Mounting the TLM150 2 3 1 Mounting the TLM150 Sensor Component The TLM150 comes from the factory ready to mount on a tank with the standard SAE J1810 5 Hole mounting pattern Maretron offers adapters to allow mounting the TLM150 on a tank with a 1 5 NPT connection or a 1 25 BSP connection The mounting hole through which the TLM150 measures gasoline level should be located as close to the center of the tank both front to back and side to side as possible This will ensure maximum accuracy of reading in the event that the vessel experiences pitch and roll Revision 1 1 Page 3 TLM150 User s Manual 2 3 1 1 Installation on a Tank with a SAE J1810 5 Bolt Fitting To install the TLM150 on a tank with a SAE J1850 5 bolt fitting place the gasket over the tank fitting so that the bolt holes line up Place the TLM150 sensor component over the gasket so that the bolt holes line up
5. at an open Page 10 Revision 1 1 Maretron tee between NET S and NET C The voltage should be between 9 and 16 volts Ensure that both trunk line terminators are in place Proper network termination can be checked by removing network power and measuring the resistance at an open tee between NET L and NET H signals The resistance should read approximately 60 ohms two 120 ohm terminators in parallel equals 60 ohms Removed the TLM150 sensor component from the tank opening and ensure that the surface of the ultrasonic sensor is not fouled Inaccurate tank 1 If operating with a rectangular tank ensure that the tank depth is level output programmed properly see Section 3 3 1 If using custom calibration re calibrate the TLM150 see Section 3 3 2 Ensure that the tank contains gasoline Gasoline vapors must be present in the tank in order for depth readings to be accurate If you have another fluid type please use the Maretron TLM100 or TLM200 tank level monitors Figure 7 Troubleshooting Guide If these steps do not solve your problem please contact Maretron Technical Support refer to Section 7 for contact information 6 Technical Specifications Specifications Parameter Value Comment Accuracy 2 Resolution 1 Number of Tank Types 1 Fuel Gasoline only Number of Tanks per Tank Type 16 16 Tanks per Tank Type Numbered 0 15 Maximum Tank Depth 24 0 61
6. for configuring the TLM150 as the manual provides detailed instruction on configuration procedures 3 2 Configuring Tank Capacity In addition to indicating the gasoline level within a tank the TLM150 also has the ability to be configured or programmed with the attached tank s capacity This way you will be able to view the tank s capacity as well as the amount of gasoline remaining anywhere on the vessel where Revision 1 1 Page 9 TLM150 User s Manual there is an NMEA 2000 compatible display It is not required but you can enter the TLM150 tank capacity using a display product such as the Maretron DSM250 Refer to the DSM250 User s Manual for configuring the TLM150 as the manual provides detailed instruction on configuration procedures 3 3 Tank Depth or Custom Calibration The TLM150 can be easily programmed for use with tanks of rectangular cross section see Section 3 3 1 For non rectangular tank shapes you can perform custom calibration so that the TLM150 accurately reflects gasoline levels see Section 3 3 2 3 3 1 Tank Depth Programming The TLM150 can be used with tanks that have rectangular cross sections The TLM150 comes from the factory programmed for a 24 0 16m deep tank In order to obtain correct level readings on a tank having a rectangular cross section but shallower than 24 you must program the TLM150 with the actual depth of the tank using a display product such as the Maretron DSM250 Refer to t
7. products Page 8 Revision 1 1 Maretron Pins Sockets Connector Threads Connector Threads Male Connector Female Connector Pin 1 Shield Pin 2 NET S power supply positive V Pin 3 NET C power supply common V Pin 4 NET H CAN H Pin 5 NET L CAN L Figure 6 NMEA 2000 Connector Face Views 3 Configuring the TLM150 The TLM150 has several configurable parameters which are shown below including the default values If you are not using the default values then you will need to refer to the corresponding section for configuring the TLM150 appropriately 1 Tank Number Default is Tank 0 Section 3 1 2 Tank Capacity Default is No Tank Capacity Transmitted Section 3 2 3 Tank Depth or Custom Calibration Default is a 40 1 02m deep tank with rectangular cross section Section 3 3 1 Note on Tank Type As shipped from the factory the TLM150 transmits the tank type as Fuel Since the TLM150 is designed only for tanks containing gasoline the tank type is not changeable by the user 3 1 Configuring Tank Number As shipped from the factory the TLM150 transmits the Tank Number as 0 The TLM150 supports up to sixteen tanks 0 through 15 for a given type of tank which means you can monitor up to 16 separate fuel tanks The TLM150 is configured or programmed by choosing a TLM150 tank number using a display product such as the Maretron DSM250 Refer to the DSM250 Users Manual
8. 9 3 2 Gontig ring Tank CAP AGUY een nee 9 3 3 Tank Depth or Custom Calibration n 10 3 3 1 Tank Depth Programming i iscctaciointsnatontwenttintinaonnenantioetweuboastennebintvechpauasseundnins 10 3 3 2 TCUSIGM Calibratie eaa a eerie e ne dde 10 PUTA E ee ed ee E ae ed dt 10 Troubleshooting een AR Re et ne Re ne 10 Technical SpRGNI ATONSS en eE eea 11 Technical S ppOrt PR ee ER Re en 13 Maretron 2 Year Limited Warranty ss 14 Revision 1 1 Page iii TLM150 User s Manual Table of Figures Figure 1 TLM150 Mounting SAE 5 Hole Bolt Pattern 0 ceceecceeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeteeee 4 Figure 2 Mounting TLM150 to SAE 5 Hole Tank with Focus Tube 5 Figure 3 TLM150 Mounting With Threaded Adapter 6 Figure 4 Mounting TLM150 with Focus Tube on Threaded Tank Fitting 7 Figure 5 TLM150 Connections st es deel heeled need daseneeeeeriedaetesbiieiteetedaet bebe 8 Figure 6 NMEA 2000 Connector Face VIEWS es 9 Figure 7 Troubleshooting Guide ennn 11 Table of Appendices Appendix NMEA 2000 InH rfacing e A1 Page iv Revision 1 1 Maretron 1 General 1 1 Introduction Congratulations on your purchase of the Maretron Tank Level Monitor TLM150 Maretron has designed and built your monitor to the highest standards for years of reliable dependable and accurate ser
9. Maretron TLM150 Gasoline Tank Level Monitor Users Manual Revision 1 1 Copyright 2009 Maretron LLP All Rights Reserved Maretron LLP 9014 N 23 Ave 10 Phoenix AZ 85021 http www maretron com Maretron Manual Part M002301 Revision 1 1 Page TLM150 User s Manual Revision History Revision Description 1 0 Original document 1 1 Corrected typo in NMEA 2000 protocol PGN list Corrected maximum depth in specification table Page ii Revision 1 1 oo NOQA Maretron Table of Contents EEE 1 MM MAW hase de ee a no 1 1 2 Gasoline MARS aera Sd nine ann dise tem ist lient tient 1 1 3 Firmware REVISION SSSR a ee her EAAS 1 1 4 FOUN onioni i a aaa a aara i aia ani ia 1 kS TEMI SOACCESSONE Sipriina a a e ne lee Biueeieaee 2 1 6 Quick INSTALLER a da ee bre cueeereeeeenen 2 STATION ee ete 2 2 1 Unpacking NERO nm oo de ee 2 2 2 Choosing a Mounting Location sisi 2 2 2 1 Effect of Pitch and Roll on the TMS since neue ne nine 3 2 3 Mounting the TMS OS ends oeedrd eos rester et 3 2 3 1 Mounting the TLM150 Sensor Component 3 2 3 2 Mounting the TLM150 Interface Component 8 2 4 Connecting the TLM150 sn tree entend detente 8 2 4 1 Connecting to NMEA 2000 Interface 8 Configuring the TIA BO tec ceiiriasentindnstsirntnaihainescincn dnsinicnaedinanaandubetnsiesinaadinoetneneneneiveninandndaencntinenitinteds 9 3 1 Configuring Tank NOS nds less
10. ctor and cable are all waterproof rated IP67 protected against temporary immersion in water so you can mount the unit virtually anywhere Once you have located a suitable mounting location you can secure the TLM150 interface component by placing wire ties with screw eyes on the attached cables next to the TLM150 interface component 2 4 Connecting the TLM150 There is one connection point see Figure 5 for the TLM150 the NMEA 2000 connection Please refer to Section 2 4 1 for making NMEA 2000 connection Cable to NMEA 2000 Sensor Connector Component ER APR Tork Cover mente MN D Figure 5 TLM150 Connections 2 4 1 Connecting to NMEA 2000 Interface The Maretron TLM150 provides a connection to an NMEA 2000 interface through a five pin male connector see Figure 6 You connect the TLM150 to an NMEA 2000 network using a Maretron NMEA 2000 cable or an NMEA 2000 compatible cable by connecting the female end of the cable to the TLM150 note the key on the male connector and keyway on the female connector Be sure the cable is connected securely and that the collar on the cable connector is tightened firmly Connect the other end of the cable male to the NMEA 2000 network in the same manner The TLM150 is designed such that you can plug or unplug it from an NMEA 2000 network while the power to the network is connected or disconnected Please follow recommended practices for installing NMEA 2000 network
11. e programs or products will be uninterrupted or error free Purchaser assumes responsibility for the selection of the software programs or products to achieve the intended results and for the installation use and results obtained from said programs or products No specifications samples descriptions or illustrations provided Maretron to Purchaser whether directly in trade literature brochures or other documentation shall be construed as warranties of any kind and any failure to conform with such specifications samples descriptions or illustrations shall not constitute any breach of Maretron s limited warranty Warranty Return Procedure To apply for warranty claims contact Maretron or one of its dealers to describe the problem and determine the appropriate course of action If a return is necessary place the product in its original packaging together with proof of purchase and send to an Authorized Maretron Service Location You are responsible for all shipping and insurance charges Maretron will return the replaced or repaired product with all shipping and handling prepaid except for requests requiring expedited shipping i e overnight shipments Failure to follow this warranty return procedure could result in the product s warranty becoming null and void Maretron reserves the right to modify or replace at its sole discretion without prior notification the warranty listed above To obtain a copy of the then current warranty pol
12. he DSM250 User s Manual for configuring the TLM150 as the manual provides detailed instruction on configuration procedures 3 3 2 Custom Calibration For accurate tank level readings the TLM150 must be custom calibrated if the tank shape is irregular or non rectangular You can calibrate the TLM150 using a display product such as the Maretron DSM250 Refer to the user s manual of the particular product that will be used for configuring the TLM150 as these manuals provide detailed instruction on configuration procedures 4 Maintenance Regular maintenance is not required however an occasional inspection will ensure continued proper operation of the Maretron TLM150 Perform the following tasks periodically e Ensure that the unit is mounted securely and cannot be moved relative to the mounting surface If the unit is loose tighten the screws holding the cable ties e Check the security of the cable connected to the NMEA 2000 interface and tighten if necessary 5 Troubleshooting If you notice unexpected operation of the Maretron TLM150 follow the troubleshooting procedures in this section to remedy simple problems Symptom Troubleshooting Procedure R No tank level If operating in the NMEA 2000 Mode check the connection to the output NMEA 2000 interface see Section 2 4 1 and tigh ten if necessary Ensure that power is supplied to the Te 2000 network Proper network power can be checked by measuring the voltage
13. icy please go to the following web page http www maretron com company warranty php Page 14 Revision 1 1 Maretron Appendix A NMEA 2000 Interfacing TLM150 NMEA 2000 Periodic Data Transmitted PGNs PGN 127505 Fluid Level The TLM150 uses this PGN to indicate the attached tank s fluid instance fluid type fluid level and tank capacity Field 1 Fluid Instance This field is used to identify the tank number and ranges between 0 and 15 There can be up to 16 tanks of a given type as defined by the Fluid Type field This field is programmable through the NMEA command PGN The TLM150 ships from the factory with a default value of zero 2 Fluid Type This field identifies the type of fluid contained within the tank Currently the defined fluid types are fuel fresh water wastewater live well oil and black water The TLM150 ships from the factory with a fixed value of 0x0 indicating Fuel 3 Fluid Level This field is used to indicate the current fluid level in percentage The value transmitted in this field depends on the sender resistance value 4 Tank Capacity This field is used to indicate the tank capacity The TLM150 ships from the factory with a default value of OXFFFFFFFF indicating Data Not Available 5 Reserved This field is reserved by NMEA therefore the TLM150 sets all bits to a logic 1 Revision 1 1 Appendix A NMEA 2000 Interfacing Page A1
14. in tanks containing other liquids will result in inaccurate readings 1 3 Firmware Revision This manual corresponds to TLM150 firmware revision 1 1 4 1 4 Features The Maretron TLM150 has the following features NMEA 2000 Interface Integrated ultrasonic level sensor Can be used in tanks up to 24 deep SAE J1810 5 hole 1 5 NPT or 1 25 BSP Mounting Accommodates Irregularly Shaped Tanks with 16 Point Calibration Tank Type Fuel Gasoline only Programmable Tank Number s Up to 16 per Tank Type Programmable Tank Capacity Revision 1 1 Page 1 TLM150 User s Manual 1 5 TLM150 Accessories Maretron offers the following accessories for the TLM150 e TA 5H 1 5NPT 1 5 NPT Displacement Hull Tank Adapter e TA 5H 1 25BSP 1 25 BSP Displacement Hull Tank Adapter e TFT 5H SAE 5 Bolt Pattern Non Displacement Hull Focus Tube e TFT 1 5NPT 1 5 NPT Non Displacement Hull Focus Tube e TFT 1 25BSP 1 25 BSP Non Displacement Hull Focus Tube 1 6 Quick Install Installing the Maretron TLM150 involves the following steps Please refer to the individual sections for additional details Unpack the Box Section 2 1 Choose a Mounting Location Section 2 2 Connect the TLM150 Section 2 3 Configure or Program the Tank Number Section 3 1 Configure or Program Tank Capacity Section 3 2 Configure for Tank Depth and Shape o Configure or Program the Tank Depth Section 3 3 1 o Custom Calibration Section 3 3 2 DARON
15. m Minimum Depth Reading 2 5 08cm Sensor Deadband Support for Irregularly Shaped Yes Can be Calibrated for any Shape Tank Tanks Programmable Tank Capacity Yes Allows Displays to Calculate Amount Remaining Maximum Tank Angle 6 Without focus tube 15 With focus tube Certifications Parameter Comment NMEA 2000 Level B Maritime Navigation and Radiocommunication Equipment amp Systems Tested to IEC 60945 FCC and CE Mark Electromagnetic Compatibility Revision 1 1 Page 11 TLM150 User s Manual NMEA 2000 Parameter Group Numbers PGNs See Appendix A for Details Description PGN PGN Name Default Rate Periodic Data PGNs 127505 Fluid Level 0 4 Times Second Response to Requested PGNs 126464 PGN List Transmit and Receive N A 126996 Product Information N A 126998 Configuration Information N A Protocol PGNs 059392 ISO Acknowledge N A 059904 ISO Request N A 060928 ISO Address Claim N A 065240 ISO Address Command N A 126208 NMEA N A Electrical Parameter Value Comment Operating Voltage 9 to 16 Volts DC Voltage Power Consumption lt 100mA Average Current Drain Load Equivalence Number LEN 2 NMEA 2000 Spec 1LEN 50mA Reverse Battery Protection Yes Indefinitely Load Dump Protection Yes Energy Rated per SAE J1113 Mechanical Parameter Value Comment Size 3 9 x 1 2 x 1 0 Interface Componen
16. pect to products subjected to negligence misuse misapplication accident damages by circumstances beyond Maretron s control to improper installation operation maintenance or storage or to other than normal use or service THE FOREGOING WARRANTIES ARE EXPRESSLY IN LIEU OF AND EXCLUDES ALL OTHER EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND OF FITNESS FOR A PARTICULAR PURPOSE Statements made by any person including representatives of Maretron which are inconsistent or in conflict with the terms of this Limited Warranty shall not be binding upon Maretron unless reduced to writing and approved by an officer of Maretron IN NO CASE WILL MARETRON BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES DAMAGES FOR LOSS OF USE LOSS OF ANTICIPATED PROFITS OR SAVINGS OR ANY OTHER LOSS INCURRED BECAUSE OF INTERRUPTION OF SERVICE IN NO EVENT SHALL MARETRON S AGGREGATE LIABILITY EXCEED THE PURCHASE PRICE OF THE PRODUCT S INVOLVED MARETRON SHALL NOT BE SUBJECT TO ANY OTHER OBLIGATIONS OR LIABILITIES WHETHER ARISING OUT OF BREACH OF CONTRACT OR WARRANTY TORT INCLUDING NEGLIGENCE OR OTHER THEORIES OF LAW WITH RESPECT TO PRODUCTS SOLD OR SERVICES RENDERED BY MARETRON OR ANY UNDERTAKINGS ACTS OR OMISSIONS RELATING THERETO Maretron does not warrant that the functions contained in any software programs or products will meet purchaser s requirements or that the operation of the softwar
17. t 99mm x 30 5mm x 25 4mm 2 7 dia X 0 9 Sensor Component 68 6mm dia x 22 9mm 8 5 215 9mm Interconnecting Cable Weight 12 oz 840g Mounting SAE J1810 5 hole bolt Can mount to 1 25 BSP or 1 5 NPT using pattern available adapters Environmental Parameter Value IEC 60945 Classification Exposed Degree of Protection IP67 Operating Temperature 25 C to 55 C Storage Temperature 40 C to 70 C Relative Humidity 93 RH 40 per IEC60945 8 2 Vibration 2 13 2Hz imm 13 2 100Hz 7m s2 per IEC 60945 8 7 Rain and Spray 12 5mm Nozzle 100liters min from 3m for 30min per IEC 60945 8 8 Solar Radiation Ultraviolet B A Visible and Infrared per IEC 60945 8 10 Corrosion Salt Mist 4 times 7days 40 C 95 RH after 2 hour Salt Spray Per IEC 60945 8 12 Electromagnet Emission Conducted and Radiated Emission per IEC 60945 9 Electromagnetic Immunity Conducted Radiated Supply and ESD per IEC 60945 10 Safety Precautions Dangerous Voltage Electromagnetic Radio Frequency per IEC 60945 12 Page 12 Revision 1 1 7 Technical Support Maretron If you require technical support for Maretron products you can reach us in one of the following ways Telephone Fax E mail World Wide Web Mail Revision 1 1 1 866 550 9100 1 602 861 1777 support maretron com http www maretron com Maretron LLP A
18. ttn Technical Support 9014 N 23 Ave Suite 10 Phoenix AZ 85021 USA Page 13 TLM150 User s Manual 8 Maretron 2 Year Limited Warranty Maretron warrants the TLM150 to be free from defects in materials and workmanship for two 2 years from the date of original purchase If within the applicable period any such products shall be proved to Maretron s satisfaction to fail to meet the above limited warranty such products shall be repaired or replaced at Maretron s option Purchaser s exclusive remedy and Maretron s sole obligation hereunder provided product is returned pursuant to the return requirements below shall be limited to the repair or replacement at Maretron s option of any product not meeting the above limited warranty and which is returned to Maretron or if Maretron is unable to deliver a replacement that is free from defects in materials or workmanship Purchaser s payment for such product will be refunded Maretron assumes no liability whatsoever for expenses of removing any defective product or part or for installing the repaired product or part or a replacement therefore or for any loss or damage to equipment in connection with which Maretron s products or parts shall be used With respect to products not manufactured by Maretron Maretron s warranty obligation shall in all respects conform to and be limited to the warranty actually extended to Maretron by its supplier The foregoing warranties shall not apply with res
19. vice The TLM150 is used to sense levels of gasoline tanks using ultrasonic technology and transmit the gasoline levels over the NMEA 2000 network This allows you to observe gasoline tank levels anywhere on the vessel where there is an NMEA 2000 compatible display such as the Maretron DSM250 The TLM150 is capable of sensing gasoline tanks up to 24 0 61m in depth It must be used only for tanks containing gasoline Unlike most tank senders that only work with rectangular tanks the TLM150 can be calibrated for irregular tank shapes so you know the true level of your tanks The TLM150 can be mounted on tanks with a SAE J1810 5 hole mounting pattern or to tanks using 1 5 NPT or 1 25 BSP threaded openings via available adapters The TLM150 has an optional focus tube to allow use on boats with planing hulls when the vessel spends a significant amount of time with the bow pitched up The Maretron TLM150 is designed to operate within the harsh demands of the marine environment However no piece of marine electronic equipment can function properly unless installed calibrated and maintained in the correct manner Please read carefully and follow these instructions for installation calibration and usage of the Maretron TLM150 in order to ensure optimal performance 1 2 Gasoline Tanks The TLM150 is ONLY intended for use in tanks containing gasoline Do not use the TLM150 in tanks containing diesel fuel water oil or other liquids Use
20. y instead have studs installed so in this case install the nuts over the studs tightening them to a torque of 10 15 ft lbs 13 6 20 3 N m Mounting Screws x5 TLM150 Sensor Component TLM150 Gasket Focus Tube Focus Tube Gasket SAE 5 Bolt Tank Fitting TLM150 Interface Component 7 1 2 54cm clearance between focus tube and tank bottom Figure 2 Mounting TLM150 to SAE 5 Hole Tank with Focus Tube Revision 1 1 Page 5 TLM150 User s Manual 2 3 1 3 Installation on a Tank with a 1 25 BSP or 1 5 NPT Threaded Tank Fitting For a threaded tank sender mounting hole first thread the adapter into the tank opening and tighten to a torque of 3 5 ft lbs 4 1 6 8 N m Next place the TLM150 gasket over the adapter so that the bolt holes on the gasket line up with the bolt holes on the adapter Place the TLM150 sensor component on top of the adapter so that the bolt holes on the TLM150 sensor component line up with the bolt holes on the adapter Place the included mounting screws through the bolt holes on the TLM150 sensor component and thread them into the adapter tightening them to a torque of 10 15 ft lbs 13 6 20 3 N m Mounting Screws x5 TLM150 Sensor Component TLM150 Gasket Threaded Adapter Threaded Tank Fitting Figure 3 TLM150 Mounting With Threaded Adapter Page 6 Revision 1 1 Maretron 2 3 1 4 Installation on a Tank with a 1 25 BSP or 1 5 NPT Threaded Tank Fitting and Focus Tube
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