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Table of Contents
Summary of Contents for Maretron TLM150
- Page 1 ® ® TLM150 Gasoline Tank Level Monitor User’s Manual Revision 1.2 Copyright © 2010 Maretron, LLP All Rights Reserved Maretron, LLP 9014 N. 23 Ave #10 Phoenix, AZ 85021 http://www.maretron.com Maretron Manual Part #: M002301 Revision 1.2 Page i...
- Page 2 TLM150 User’s Manual Revision History Revision Description Original document Corrected typo in NMEA 2000 protocol PGN list Corrected maximum depth in specification table Added documentation on mounting locations and theory of operation Corrected torque specifications Added prohibition of red Loctite threadlocking compound and cleaning agents containing acetone Updated troubleshooting section Updated referenced firmware version number...
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Page 3: Table Of Contents
Custom Calibration.................... 11 Maintenance ........................11 Troubleshooting ......................... 12 Technical Specifications ..................... 14 Technical Support ......................15 Maretron (2 Year) Limited Warranty ................... 16 Revision 1.2 Page iii... - Page 4 TLM150 User’s Manual Table of Figures Figure 1 – TLM150 Mounting – SAE 5-Hole Bolt Pattern ............5 Figure 2 – Mounting TLM150 to SAE 5-Hole Tank with Focus Tube ......... 6 Figure 3 – TLM150 Mounting With Threaded Adapter ............... 7 ...
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Page 5: General
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. -
Page 6: Tlm150 Accessories
Custom Calibration (Section 3.3.2) 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 •... -
Page 7: Choosing A Mounting Location
® ® TLM150 sensor component is 6°. Please refer to Figure 1 below for a diagram of the waves emitted and received by the TLM150. Please note that due to limitations of ultrasonic technology, the minimum depth that can be measured by the TLM150 is 2”... -
Page 8: Effect Of Pitch And Roll On The Tlm150
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. - Page 9 • Use only supplied gasket – other gaskets may obstruct and render device inoperative – do not use silicone sealant around the gasket • Use only Maretron adapters – others may have wrong diameter, rendering device inoperative • Tank must have no obstructions within 6° beam angle (for example baffles, clean outs, fill or vent pipes •...
- Page 10 TLM150 User’s Manual 2.4.1.2 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”...
- Page 11 ® ® 2.4.1.3 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 (WARNING –...
- Page 12 TLM150 User’s Manual 2.4.1.4 Installation on a Tank with a 1.25”BSP or 1.5”NPT Threaded Tank 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”...
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Page 13: Mounting The Tlm150 Interface Component
® 2.5.1 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 ®... -
Page 14: Configuring The Tlm150
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 or Maretron N2KAnalyzer software. 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. -
Page 15: Configuring Tank Capacity
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 or Maretron N2KAnalyzer software. 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. -
Page 16: Troubleshooting
TLM150 User’s Manual 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 ® No tank level 1. If operating in the NMEA 2000 Mode, check the connection to the ®... - Page 17 Figure 8 – Troubleshooting Guide If these steps do not solve your problem, please contact Maretron Technical Support (refer to Section 7 for contact information). Revision 1.2...
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Page 18: Technical Specifications
TLM150 User’s Manual 6 Technical Specifications Specifications Parameter Value Comment Accuracy ±2% Resolution ±1% Number of Tank Types Fuel (Gasoline only) Number of Tanks per Tank Type 16 Tanks per Tank Type Numbered 0-15 Maximum Tank Depth 24” (0.61m) Minimum Depth Reading 2”... -
Page 19: Technical Support
Conducted, Radiated, Supply, and ESD per IEC 60945-10 Safety Precautions Dangerous Voltage, Electromagnetic Radio Frequency per IEC 60945-12 7 Technical Support If you require technical support for Maretron products, you can reach us in any of the following ways: Telephone: 1-866-550-9100... -
Page 20: Maretron (2 Year) Limited Warranty
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. -
Page 21: Appendix A – Nmea 2000 ® Interfacing
® ® ® 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 –...