Maretron FPM100 Theory of Operation, Accuracy of Tank Level Measurement, Revision, Page

Contents Maretron, LLP 9014 N. 23rd Ave #10 Phoenix, AZ RevisionPage Revision Copyright 2012 Maretron, LLP All Rights ReservedRevision Revision HistoryFPM100 User’s Manual PageTable of Contents Table of Appendices Table of Figures1.2 Firmware Revision 1.3 Features1 General 1.1 Introduction1.5 Quick Install 1.4 FPM100 Accessories1.6.2 Accuracy of Tank Level Measurement 1.6 Theory of Operation2.1 Unpacking the Box 2 InstallationFigure 1 - Graph of Transducer Accuracy vs. Tank Depth 2.4.1 Pressure Measurement Applications 2.2 Choosing a Mounting Location2.3 Mounting the FPM100 2.4 Mounting the Pressure TransducerFigure 4 - Fluid Level Measurement with Pressure Transducer 2.4.2 Tank Level Measurement ApplicationsTank Fitting Ball Valve Pressure Transducer 2.5.1 NMEA 2000 Connection2.5.2 Pressure Transducer Connections Figure 6 - NMEA 2000 Connector Face ViewsPin # Signal Name Figure 7 - Pressure Transducer Connection Diagram3.2.1 Configuring Instance 3 Configuring the FPM1003.1 Configuring Channel Mode 3.2 Configuring a Channel in Pressure/Vacuum Mode3.2.4 Configuring Pressure at 20mA 3.3 Configuring a Channel in Tank Mode3.2.2 Configuring Label 3.2.3 Configuring Pressure at 4mA3.3.5 Tank Levels Calibration 3.3.2 Configuring Pressure at 4mA3.3.3 Configuring Pressure at 20mA 3.3.4 Configuring Tank Capacity3.3.5.2 Custom Calibration 3.3.6 Configuring Tank NumberFigure 8 - Empty Tank Depth and Full Tank Depth Parameters 3.3.5.1.3 Fluid Density3.3.7 Configuring Tank Type 4 Maintenance3.3.8 Configuring Data Damping Period Symptom 5 TroubleshootingTroubleshooting Procedure Specifications Pressure/Vacuum Mode 6 Technical SpecificationsFigure 9 - Troubleshooting Guide Specifications Tank Level ModeEnvironmental 7 Technical SupportElectrical MechanicalFigure 10 - Mounting Surface Template 8 Installation TemplateWarranty Return Procedure 9 Maretron 2 Year Limited WarrantyPage A1 Appendix A - NMEA 2000 InterfacingFPM100 NMEA 2000 Periodic Data Transmitted PGNs Appendix A - NMEA 2000 Interfacing