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® ®
EMS100
Engine Monitoring System
User’s Manual
Revision 1.1
Copyright © 2012 Maretron, LLP All Rights Reserved
Maretron, LLP
rd
9014 N. 23 Ave #10
Phoenix, AZ 85021
http://www.maretron.com
Maretron Manual Part #: M001601
Revision 1.1 Page i
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EMS100 User’s Manual Revision History Revision Description 1.0 Original document 1.1 Added information on tachometer connection Added factory default number of flywheel teeth Added information on which fields of transmitted PGN’s are populated Page ii Revision 1.1
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® ® Table of Contents 1 General .............................................................................................................................. 1 1.1 Introduction ................................................................................................................ 1 1.2 Firmware Revision ..................................................................................................... 1 1.3 Features .....................................................
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EMS100 User’s Manual Table of Figures Figure 1 – Mounting the EMS100 .............................................................................................. 3 ® Figure 2 – NMEA 2000 Connector Face Views ....................................................................... 4 Figure 3 – Mounting Surface Template ................................................................................... 12 Table of Appendices ® Appendix A – NMEA 2000 Interfacing ...............
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® ® 1 General 1.1 Introduction Congratulations on your purchase of the Maretron EMS100 Engine Monitoring System. Maretron has designed and built your engine monitoring system to the highest standards for years of reliable, dependable, and accurate service. The EMS100 plugs directly into engine wiring harnesses (through the use of a Maretron wiring harness, purchased separately) and converts analog signals such as water temperature and ® oil pressure to the NMEA 2000 digital interface
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EMS100 User’s Manual • GM Series • YM Series • JH Series • LH Series • LP Series • LY Series The EMS100 has the following additional features: • Waterproof Enclosure and Cable System • Connects to Analog or Digital tachometers • Can Work With or Without Existing Analog Gauges 1.4 Quick Install Installing the Maretron EMS100 Engine Monitoring System involves the following five steps. Please refer to the individual sections for additional details. 1. Unpack the Box (Secti
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® ® 2.3 Mounting the EMS100 Attach the Maretron EMS100 securely to the vessel using bolts or screws (not included) as shown in Figure 1 below. Figure 1 – Mounting the EMS100 2.4 Connecting the EMS100 You connect the EMS100 using a Maretron wiring harness (available separately) which is designed for a particular type of engine. One end of the Maretron wiring harness has two 12- pin Deutsch connectors which plug into the two connectors on the end of the EMS100 product enclosure.
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EMS100 User’s Manual ® Figure 2). You connect the EMS100 to an NMEA 2000 network by plugging the male ® connector into a female receptacle of the NMEA 2000 network (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. The EMS100 is designed such that ® you can plug or unplug it from an NMEA 2000 network while the power to the network is ® connected or disconnect
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® ® • Triple Engines: Port Engine = 0, Starboard Engine = 1, Center Engine =2 2.5.2 Drive Trim Gauge Type The EMS100 comes from the factory preprogrammed with the characteristics of drive trim gauge types for supported engines. If the EMS100 is used with an analog drive trim gauge, you must select the correct type of gauge for this setting in order for the data to be displayed correctly. If you have no drive trim gauge present, select the “No Gauge” option for this setting. 2.5.3
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EMS100 User’s Manual 2.5.8 Oil Pressure Gauge Type The EMS100 comes from the factory preprogrammed with the characteristics of oil pressure gauge types for supported engines. If the EMS100 is used with an analog oil pressure gauge, you must select the correct type of gauge for this setting in order for the data to be displayed correctly. If you have no oil pressure gauge present, select the “No Gauge” option for this setting. 2.5.9 Oil Pressure Sender Type The EMS100 comes from
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® ® if you have overhauled an engine, you can use this setting to preset the engine hours reading to the desired value. 2.5.15 Flywheel Teeth The EMS100 needs to know the number of flywheel teeth on the engine (or the number of alternator pulses per revolution) in order to correctly calculate engine RPM. Use this setting to program the EMS100 with the number of flywheel teeth or alternator pulses per revolution for the engine the EMS100 is connected to. The factory default value of t
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EMS100 User’s Manual 4 Troubleshooting If you notice unexpected operation of the Maretron EMS100, follow the troubleshooting procedures in this section to remedy simple problems. If these steps do not solve your problem, please contact Maretron Technical Support (refer to Section 0 for contact information). Symptom Troubleshooting Procedure ® No engine data visible Ensure that the NMEA 2000 network is operational by observing ® on NMEA 2000 displays. You should see information fr
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® ® EMS100, as this will automatically void the warranty. If service is required, please return the unit to an authorized Maretron service location. Revision 1.1 Page 9
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EMS100 User’s Manual 5 Technical Specifications As Maretron is constantly improving its products, all specifications are subject to change without notice. Maretron products are designed to be accurate and reliable; however, they should be used only as aids to navigation and not as a replacement for traditional navigation aids and techniques. 5.1 Specifications Parameter Type Comment Tachometer Analog/Digital Input Configurable by # of Teeth Engine Hours Logged with Key On Stored I
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® ® Electrical Parameter Value Comment Operating Voltage 9 to 16 Volts DC Voltage Power Consumption <150mA From Battery ® Load Equivalence Number (LEN) 1 NMEA 2000 Spec. (1LEN = 50 mA) Reverse Battery Protection Yes Indefinitely Load Dump Protection Yes Energy Rated per SAE J1113 Mechanical Parameter Value Comment Size 5” x 4.5” x 1.25” Excluding Wiring Harness Weight 12 oz. Excluding Wiring Harness Environmental Parameter Value IEC 60954 Classification Exposed Degree of Pro
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EMS100 User’s Manual Installation Template Please check the dimensions before using the following diagram as a template for drilling the mounting holes because the printing process may have distorted the dimensions. 4.0” Figure 3 – Mounting Surface Template Page 12 Revision 1.1
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® ® Maretron (2 Year) Limited Warranty Maretron warrants the EMS100 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 th
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® ® ® Appendix A – NMEA 2000 Interfacing Note: For integer values, the most positive three values are reserved; e.g., for 8-bit unsigned integers, the values 0xFD, 0xFE, 0xFF are reserved, and for 8-bit signed integers, the values 0x7D, 0x7E, 0x7F are reserved. The most positive value (0xFF and 0x7F, respectively, for the 8-bit examples) represents Data Not Available. ® EMS100 NMEA 2000 Periodic Data Transmitted PGNs PGN 127488 – Engine Parameters, Rapid Update The EMS100 uses th
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EMS100 User’s Manual 6: Fuel Rate – (16-bit signed integer) This field indicates the fuel consumption rate of the engine in units of 0.0001 cubic meters / hour. The EMS100 does not provide a value for this field. 7: Total Engine Hours – (32-bit unsigned integer) This field indicates the cumulative runtime of the engine in units of 1 second. 8: Engine Coolant Pressure – (16-bit unsigned integer) This field indicates the pressure of the engine coolant in units of 100 Pa. The EMS100
