EMU-1 User Manual Issue 1.03
Contents
1. ME dues Low Oil Pressure V Supply E w Indicator EN o E UE uM 2 LA E 10 70 i 1 2 0 80 y E uw p I H 7 C r l za ar dil ad as diz SIKE Dl ET Pressure Oil Pressure Sender EE o euh Temperature Sender Switch 10 180 Ohms iu br Wa hio ns 700 22 Ohms 12V Negative VDO 0 to 80 PSI Alternator g VDO 40 to 120 C Euro 0 to 5 Bar Euro NMEA 2000 Backbone W Connection Note Wire colours are for reference only Figure 1 Example of an EMU 1 Installation Package Contents 1 x EMU 1 BAS with pluggable screw terminals and NMEA 2000 dust cover 1 x Actisense CD in sleeve Documents and Software 1 x EMU 1 user manual 1 x Connector cover 4 x Connector cover screws 4 x Mounting screws Accessories Supplied Separately NGT 1 either USB or ISO variant for configuring the EMU 1 DIN KIT 1 mounting kit for use with DIN rails 2013 Active Research Limited Page 6 NMEA 2000 Engine Monitoring Unit EMU 1 Installation Warnings All warnings and notices must be followed to ensure the correct operation of the EMU 1 Incorrect installation may invalidate the guarantee Z N It is highly recommended that all of the installation instructions are read before commencing the installation There are important warnings and notes throughout the manual that should be considered before the installation is attempted Warning 1 Accuracy The Actisense EMU2. and is appropriately CE marked Operation of the unit should be in conjunction with appropriate C CE approved shielded connectors and cabling used in accordance with the CE directive EN60945 Any EMC related issues should be reported to Active Research Limited immediately to allow the company to rectify or resolve EMC related problems in accordance with its obligations under EN60945 If the unit is connected such that compliance failure occurs beyond the company s control the company shall not be held responsible for compliance failure until suitable EMC guidelines for connection are seen to have been taken Trademarks and Registered Trademarks Actisense and the Actisense logo are registered trademarks of Active Research Limited All other trademarks are the property of their respective owners The NMEA name and NMEA logo are copyright held by the NMEA All uses in this manual are by permission and no claim on the right to the NMEA name or logo are made in this manual Fair use Statement The contents of this manual may not be transferred or copied without the express written permission of Active Research Limited Copyright O 2013 Active Research Ltd All rights reserved Technical Accuracy To the best of our knowledge the information contained in this document was correct at the time it was produced Active Research Ltd cannot accept liability for any inaccuracies or omissions The products described in this manual and the specific
3. 9 Tacho Input ConnectionSs kk 14 2013 Active Research Limited Page 3 Actisense Calculating Tacho PPR 1 1 ssec 15 Auxiliary Input Connections sssssss nn 15 Battery Voltage Sensing osse 15 Power Requirements sss llke EE E ke 15 Connecting the Powel RR e RII ee AA EP eee eres sese rers se e etes ss err KK KAK 15 Grounding Requirements 0000 kak eee e ness e e erre KA kak VI 15 Factory Configuration sse ener 16 Configuring the EMUF1 usssssssss nns 16 Configuration Requirements ssssssssssssssR e eem eee eee nnee K k kk kk 16 Troubleshooting Guide 1 seen 17 Technical Support and the Returns Procedure sse 17 NMEA 2000 PGN List utut 18 Dimension Diagram osse emere eren ke 18 Figure 14 Dimension Diagram ssssssssssseRRRRR mmm eem nennen rne 18 Specifications eeememememeemreerereere rere eren eren enses 19 EMU 1 Product Order Codes seen 20 Company information Active Research Ltd Unit 5 Wessex Trade Centre Ringwood Road Poole Dorset UK BH12 3PF Telephone 44 0 1202 746682 Email support actisense com Web www actisense com 2013 Active Research Limited Page 4 NMEA 2000 Engine Monitoring Unit EMU 1 Important Notices The EMU 1 has been certified to comply with the European directive for Electromagnetic Compatibility EN60945
4. Port In Out Compatibility NMEA 2000 compatible Galvanic Isolation 2500V input to ground Speed Baud Rate 250kbps NMEA 2000 connector M12 male A coded connector n Pluggable 6 way screw terminal 3 5mm pitch Gauge Inputs ender d Input Connector nput Protection Overvoltage protection to 40V Alarm Inputs Voltage Range 0 to 37V DC nput Impedance gt 5OkO Threshold Voltage Configurable default is 5V Alarm Polarity all N default is alarm on Pluggable 4 way screw terminal 3 5mm pitch Overvoltage protection to 40V Input Connector Input Protection Tacho Inputs Ignition coil alternator W R or Sender Compatibility AC terminal hall effect VR or inductive sender Threshold Automatically adjusts to signal level Input Connector Pluggable 4 way screw terminal 3 5mm pitch Input Protection eV dk an ignition pulse to Cy Engine Log 2 separate engine hour logs internally connected to the tacho Engine Hours Inputs Hours are logged when RPM is present stored in non volatile memory Mechanical Housing Material Polycarbonate Protective Lid Material Polycarbonate Expanded silicone foam gasket Sealing Materials closed cell polyurethane splash guard and ePTFE waterproof vent x 48mm H 4 x 3 5mm lugs to allow panel mount with self tapping s s screws included optional DIN Rail mount available on request Approvals and Certifications NMEA 2000 NMEA 2000 approval pending
5. Tacho input of the EMU 1 The negative Tacho input of the EMU 1 should be left unconnected Refer to the connection in Figure 9 Tacho Input Connections and Figure 10 For calibration the PPR or the number of cylinders will need to be entered in the configuration tool Alternator Connect the Tacho AC Tap or W connection of the alternator to the positive Tacho input of the EMU 1 The negative Tacho input of the EMU 1 should be left unconnected e Refer to the connection in Figure 9 Tacho Input Connections and Figure 11 For calibration the PPR or the number of poles and the pulley ratio will need to be entered in the configuration tool Hall Effect and Electronic Pulse Senders Connect the signal line of the sender to the positive Tacho input on the EMU 1 The negative Tacho input of the EMU 1 should be left unconnected Refer to the connection in Figure 9 Tacho Input Connections and Figure 12 For calibration the PPR or the number of teeth on the fly wheel will need to be entered in the configuration tool Inductive Senders Connect the positive signal line from the sender to the positive Tacho input of the EMU 1 Connect the negative signal line from the sender to the negative Tacho input of the EMU 1 Refer to the connections in Figure 9 Tacho Input Connections and Figure 13 If the negative signal line is not available the negative Tacho input of the EMU 1 should be left unconnected and
6. The EMU 1 has a male Micro connector as specified by the NMEA 2000 standard This allows the EMU 1 to be connected directly to an NMEA 2000 bus without complication If you are using an alternative proprietary CAN bus network a suitable adapter cable will be required It is recommended that the manual for any proprietary CAN bus network devices be consulted to determine the suitability of connecting an NMEA 2000 device such as the EMU 1 A certified NMEA 2000 cable is recommended for connection to the EMU 1 Ensure that the drop cable is no longer than 6 meters from the NMEA 2000 backbone see Table 1 NMEA 2000 Cable Length Rules The cable connector should be screwed securely to the EMU 1 connector to ensure reliable operation It is recommended that the supplied NMEA 2000 dust cover is left in place until the EMU 1 is connected to the NMEA 2000 network There are a number of indicator LEDs that can be used to diagnose the NMEA 2000 connectivity Please refer to NMEA 2000 Power LED Red NMEA 2000 Rx LED Green and NMEA 2000 Tx LED Orange on page 17 NMEA 2000 Networks NMEA 2000 devices will only communicate with each other when connected to a powered and correctly terminated NMEA 2000 network It is not enough to simply connect two NMEA 2000 devices directly together All networks need to be powered and terminated correctly to allow data to be transmitted reliably on the network T Pieces are needed to connect each device to
7. same ground as the EMU 1 e The EMU 1 Gauge input is connected to the gauge signal line typically with a cable run that does not exceed 2 metres Standard Grounded Sender without Gauge Figure 7 Gauge Input Connection Examples G3 Input e The sender chassis is connected to the same ground as the EMU 1 e The EMU 1 Gauge input is connected to the sender signal line typically with a cable run that does not exceed 2 metres Note The examples given are not limited to the input they are shown with E g the G1 Input example can also be connected to any of the other Gauge inputs Each input will accept any of the gauge sender examples described Note Wire colours are for reference only V S pply Q5 m HH HON HOME HON HOS HON HON HORE BON To ur CE V Suppl V Supply Er k dd QURE 1 amp ia Hi G1 Input i G4 Input Figure 7 Gauge Input Connection Examples 2013 Active Research Limited Page 12 NMEA 2000 Engine Monitoring Unit EMU 1 Alarm Input Connections There are four Alarm inputs which are designed to be connected to existing alarm type switches The EMU 1 can be used with or without the alarm indicator e g lamp or buzzer connected If there is no alarm indicator a suitable resistor can be used in its place For 12 V supplies it is recommended to use a 1 kO W resistor for 24 V supplies it is recommended to use a 1 kO 1 W resistor Some alarm switches are incorporated into their relevant sender and a
8. the network Additional cable lengths can be used between any of the connectors to extend the length of the network Ensure the NMEA 2000 rules for cable length are adhered to see Table 1 NMEA 2000 Cable Length Rules Max Cable Type Length Per drop cable 6m 6m Sum of all drop cables Micro Backbone terminator to terminator Mini Backbone terminator to terminator Table 1 NMEA 2000 Cable Length Rules T Peice A2K T MFF oc Terminator BE A2K TER M Power Tap A2K MPT 1 NMEA 2000 Minimum Network Requirements All NMEA 2000 networks require a 12V DC supply In addition a correctly functioning network will require the following components e 1xPower T 2x lerminating Resistors 2x T Pieces one per connected device e 2x NMEA 2000 Devices such as the EMU 1 All the required network parts can be supplied by Actisense www actisense com A2K Refer to Figure 6 NMEA 2000 Minimum Network Requirements Diagram for an example network Note that the diagram should not be used as an installation guide NMEA 2000 networks should only be installed following the NMEA 0400 specification and all wiring should be in accordance with the regional code of practice for installations sneer 7 i pis E ades S t Terminator A2K TER F Figure 6 NMEA 2000 Minimum Network Requirements Diagram 2013 Active Research Limited Page 11 Actisense Gauge Input Connecti
9. the sender should be connected to the same ground as the EMU 1 Refer to the connection in Figure 9 Tacho Input Connections and Figure 12 For calibration the PPR or the number of teeth on the fly wheel will need to be entered in the configuration tool 2013 Active Research Limited Page 14 NMEA 2000 Engine Monitoring Unit EMU 1 Calculating Tacho PPR The EMU 1 configuration tool allows the ratio to be configured This ratio is usually referred to as the PPR Pulses Per Revolution The engine manufacturer will usually be able to supply this ratio so it should not need to be calculated For an Alternator W R or AC terminal connection it can be calculated from PPR Crank pulley diameter Alternator pulley diameter x No of poles in Alternator 2 For an inductive sender it is derived from the number of teeth on the flywheel PPR No of teeth on flywheel For an ignition coil it can normally be calculated from PPR No of cylinders x 2 No of strokes x No of ignition coils Auxiliary Input Connections There are two Auxiliary inputs which are included for future expansion Currently these inputs are disabled Battery Voltage Sensing The EMU 1 automatically measures the voltage across it s supply inputs marked PWR VE and PWR GND This value is provided in the battery status PGN Power Requirements Connecting the Power Refer to Warning 3 Installation Code of Practice
10. 000 PGN List PGN PGN Name Rx TX Data Tx Rate 59392 ISO Acknowledge NO YES TO 59904 ISO Request VES NO 60160 ISO Transport Protocol Data Transfer YES YES 60416 ISO Transport Protocol Connection Management YES NO 60928 ISO Address Claim NO YES 65240 ISO Address Command YES NO 126208 ISORequestGroup YES NO Jj 126464 PGNList TxListand RxList NO YES t 126720 PropretaryFastPacket YES YES 126996 ProductInformation NO YES Configuration Information NO YS L Table 3 NMEA 2000 PGN List Dimension Diagram 127 0 47 5 3 5 5 5 5 amp 96 5 112 0 All measurements in mm 118 0 Figure 14 Dimension Diagram 2013 Active Research Limited Page 18 NMEA 2000 Engine Monitorinc Unit EMU 1 Specifications Po Supply Voltage 9 to 35V DC Supply Current Typically lt 25mA 12V DC wer Supply Continuous reverse polarity Supply Protection protection and load dump protection meets SAE J1113 Pluggable 2 way screw terminal Supply Connector 3 5mm pitch Supply Voltage NMEA 2000 port te BEV DE Supply Current lt 20mA 12V DC from NMEA NMEA 2000 Port 2000 bus Load Equivalence Number 1 LEN NMEA 2000 Port Supply Protection Konan ane poly MER ZON ICTU protection to 40V NMEA 2000
11. 1 is designed to reliably measure voltage levels on senders and sensors the accuracy is reliant upon the correct installation and the correct configuration of the EMU 1 Furthermore the information present in the associated NMEA 2000 PGN s which are output by the EMU 1 depends on configuration parameters being set correctly Therefore the EMU 1 should only be used as an aid to vessel monitoring control or navigation and should not be used as a replacement for traditional aids and techniques Warning 2 Installation and Operation This product must be installed and operated in accordance with the instructions provided Failure to do so could result in personal injury damage to your boat and or poor product performance Warning 3 Installation Code of Practice When wiring the power supply to the EMU 1 ensure the isolation switch is off Wiring the EMU 1 while the connection is live may damage the EMU 1 and is in breach of the guarantee All wiring should be in accordance with the regional code of practice for installations Warning 4 Firmware Updates It is highly recommended that the Firmware is updated to the latest version which can be found at www actisense com EMU 1 Downloads See www actisense com EMU 1 for details of supporting software such as NMEA Reader Warning 5 NGT 1 Support It is highly recommended that an NGT 1 either USB or ISO variants be available for every EMU 1 installation The NGT 1 can be used to update the Firmware co
12. Actisense EMU 1 Engine Monitoring Unit Analogue to NMEA 2000 User Manual For variant EMU 1 BAS RevA Issue 1 03 NMEA 2000 Engine Monitoring Unit EMU 1 Contents Company information eren enc 4 Important Notices sss llke keke keke nens 5 Trademarks and Registered Trademarks ek 9 Fair use Statement kk k k k k n ers ss nnns 5 Technical ACCUFrACy LEE keka kek kek kek K k rss erre nn 5 Product Registration lk kk ka k s rss k k KK 5 Product Guarantee kak kak kak K k k kk K k e 5 Product Disposal lk kek kake kak keke k e keke keke kek kK KK 9 Product Overview l eene 6 Figure 1 Example of an EMU 1 Installation RR 6 Package Contents ssssssssssssss IR eme e emeese ee PEPEE e eere kk k k E EEEIEE EEEE ere kK kK ke 6 Installation Warnings T Installation Order osse 8 Selecting a Mounting Location 8 Figure 2 Example of a Typical Installation Rm 8 Wiring Loom Lengths oos 9 Installations without Ga Uges l Re RII LEPEP P EEPE EEEE EEE Kek ke 9 Installations with Gauges RI Imm eI nmm e n eene D reser reser ke 9 Figure 3 Connecting to SenderSs kk k y 9 Figure 4 Connecting to G UgeS kk
13. EMC Mounting EMC EN 60945 sections 9 amp 10 _____ Table 4 Specification Table 2013 Active Research Limited Page 19 Actisense EMU 1 Product Order Codes Product Code Product Description EMU 1 Engine Monitoring Unit Analogue Engine Senders NMEA 2000 Base configuration without cable harness Product Code Accessory Description EMU 1 BAS USB variant of the NGT 1 that is required to configure and update the EMU 1 NGT 1 ISO NMEA 2000 PC Interface NMEA 2000 Serial Interface with ISO Drive Serial variant of the NGT 1 that is required to configure and update the EMU 1 DIN Rail Mounting Kit suitable for use with rail types DIN KIT Top hat rail EN 50 022 G section rail EN 50 035 ctisense Active Research Ltd Unit 5 Wessex Trade Centre Ringwood Road Poole Dorset UK BH12 3PF Telephone 44 0 1202 746682 Email sales actisense com Web www actisense com Ks cc 2 2013 Active Research Limited Page 20
14. MEA 2000 Network on page 11 Connect the Gauge inputs See Gauge Input Connections on page 12 Connect the Alarm inputs See Alarm Input Connections on page 13 Connect the Tacho inputs See Tacho Input Connections on page 14 Connect the Power to the EMU 1 See Power Requirements on page 15 Configure the EMU 1 See Configuring the EMU 1 on page 16 Selecting a Mounting Location CON 9 QI X gt W N Figure 2 Example of a Typical Installation shows an example installation This gives an idea of the connections that need to be made to install the EMU 1 All these connections need to be considered before selecting an installation location Refer to Warning 7 Mounting Locations on page 7 Fuse Box eee ere MED d ds AA et GUV ee SANA AK K Ignition S55 Gauges and indicators are optional LL eg 1 BEES Gauge Gauge Indicator E HEZ EN E r r a cc amm EEE i HERREREZINI NMEA d H R A 4 HINA IN a EIH xp Battery La dl kk xira Pd EMU 1 and supply have the same ground Gauges have the same ground as the EMU 1 mm Za T8 ge COAG oC Oe N Terminated and powered U ih 2000 network Engine has the b same ground as the EMU 1 NMEA 2000 power source does not need to share a ground with the EMU 1 Note Wire colours are for reference only Figure 2 Example of a Typical Inst
15. allation 2013 Active Research Limited Page 8 NMEA 2000 Engine Monitoring Unit EMU 1 Wiring Loom Lengths Installations without Gauges The EMU 1 can be used on senders where the analogue gauges are not present connecting directly to the sender to be measured In this case it is recommended that the EMU 1 be mounted close to the engine The cable length between the sender and the EMU 1 should typically not exceed 2 metres I NINJ X i fisense gine Monitoring Unit c Tl HI En N Maximum 2 metres COENA mm a ND aa a mmn TT Figure 3 Connecting to Senders 2013 Active Research Limited Note Wire colours are for reference only Installations with Gauges The EMU 1 can be used in parallel with existing gauges to compliment the information already displayed In this case it is recommended that the EMU 1 be mounted close to the gauges instrument panel The cable length between the gauges and the EMU 1 should typically not exceed 2 metres Actisense Engine Monitoring Unit 1 ajost KILL Maximum 2 metres Gauge Gauge Indicator m y on E Toe E Figure 4 Connecting to Gauges Page 9 Mounting the EMU 1 See Connecting to an NMEA 2000 Network on page 11 before finalising the installation location Bulkhead Mounting Use the EMU 1 as a template to locate and mark the drill holes fo
16. ations thereof may be changed without prior notice Active Research Ltd cannot accept any liability for differences between the product and this document To check for updated information and specifications please contact Active Research Limited Active Research Limited will not be liable for infringement of copyright industrial property rights or other rights of a third party caused by the use of information or drawings described in this manual Product Registration Please register your product via the online form http www actisense com support prodreg html Your product package includes a unit serial number Your registration will assist Actisense Support to link your product to your details simplifying any future assistance you may require Product Guarantee This product comes with a three year return to base guarantee If you suspect that the unit is faulty please refer to the Troubleshooting Guide on page 17 It is a requirement of the guarantee that all installations of electronic equipment follow the NMEA 0400 specification Any connection to a battery or power supply must meet the mandatory essential safety requirements that may be imposed by local regulatory agencies Actisense products are intended for use in a marine environment primarily for below deck use If a product is to be used in a more severe environment such use may be considered misuse under the Active Research Limited guarantee Product Disposal Please dispose
17. ected to any of the other Alarm inputs Each input will accept any of the switch and installation types listed above Each input will require the type of installation to be selected using the configuration tool provided Note Wire colours are for reference only V Supply m V Supply Wa J S J a JM V Supply 9 yy lt A1 Input A3 Input V Supply V Supply A2 Input A4 Input Figure 8 Alarm Input Connection Examples 2013 Active Research Limited Page 13 Actisense Tacho Input Connections V Supply There are two Tacho inputs which are designed to be connected to existing engine senders either with or without the gauge connected The Tacho inputs must be calibrated in the configuration tool The Pulses per Revolution PPR must be entered to allow the correct RPM to be calculated by the EMU 1 Engine Monitoring Unit Actisense There are several different sender options that can be used to generate NMEA 2000 RPM data Each supported type is listed below along with the information required to configure the input Note Wire colours are for reference only using the configuration tool Figure 9 Tacho Input Connections Not Connected V Supply V Supply Figure 10 Not V Suppl Connected PPY V Supply Figure 11 Not V Supply Connected Figure 12 V Supply Figure 13 Ignition Coil Connect the negative connection of the ignition coil to the positive
18. h the connector cover The LED flashes blue to indicate power and denotes the active mode of the unit The LED flashes 5 times a second when in Bootloader mode This should be seen for the first 2 seconds following power on and when connected to ActiPatch for updating If the LED continues to flash 5 times a second after initial power on the unit no longer has its Firmware In this case connect the EMU 1 to Actipatch and reinstall the Firmware The LED flashes once a second when in Normal mode this indicates the Firmware is running and the EMU 1 can be configured and will connect to an NMEA 2000 network when available NMEA 2000 Power LED Red There is a red LED located near to the NMEA 2000 connector which is visible through the main body of the EMU 1 When the EMU 1 is connected to an NMEA 2000 network with a suitable power supply the LED will light This does not indicate that the bus is correctly terminated or that there is any data on the network The LED will light regardless of whether the EMU 1 has power to the terminal connections The EMU 1 requires power on both the terminals and the NMEA 2000 bus to function correctly These two power supplies do not need to be the same or have the same ground The NMEA 2000 bus and EMU 1 power are isolated from each other within the EMU 1 as required in the NMEA 2000 specification NMEA 2000 Rx LED Green There is an NMEA 2000 data receive LED located to the left of the terminal connectors which is v
19. isible through the connector cover The LED flashes green on reception of an NMEA 2000 PGN message that is in the PGN list see the NMEA 2000 PGN List on page 18 As this is a small list a blank LED should not be interpreted as a failure to connect to the NMEA 2000 bus without confirming that compatible PGNs are present on the bus NMEA 2000 Tx LED Orange There is an NMEA 2000 data transmit LED located to the left of the terminal connectors which is visible through the connector cover The LED flashes orange on transmission of an NMEA 2000 PGN message Technical Support and the Returns Procedure All installation instructions and any warnings contained in this manual must be applied before contacting Actisense technical support The help instructions in the Configuration Tool must also be followed before contacting Actisense technical support If the troubleshooting guide did not help resolve the problem and an error persists please contact Actisense technical support to help trace the issue before considering the return of the product If Actisense support concludes that the EMU 1 unit should be returned to Actisense a Returns Number will be issued by the support engineer The Returns Number must be clearly visible on both the external packaging and any documentation returned with the product Any returns sent without a Returns Number will incur a delay in being processed and a possible charge 2013 Active Research Limited Page 17 NMEA 2
20. k k e 9 Mounting the EMUJ 1 osos nennen 10 Bulkhead Mounting sssssssssssRRRR Im Imm EEE EEEE EEEE EE EEEE e ers KK kk 10 DIN Rail Mounting sssssssssRRRRRR I Im Imm IRI kaka enne ne ak kak k Ak les 10 Figure 5 Mounting Options sssssssssssRRRRR e emm ene enne kak ka keka 10 Connecting to an NMEA 2000 Network 11 NMEA 2000 Networks eme nme nne nen esee ne n lee senno Ya 11 NMEA 2000 Minimum Network Requirements kek 11 Figure 6 NMEA 2000 Minimum Network Requirements Diagram UU 11 Gauge Input Connections memes 12 Insulated Terminal Sender with GauUuge llke 12 Insulated Terminal Sender without Gauge ssssssse RR memeen 12 Standard Grounded Sender with Gauge sss emere 12 Standard Grounded Sender without Gauge mereri 12 Figure 7 Gauge Input Connection Examples ke 12 Alarm Input Connections eem 13 Figure 8 Alarm Input Connection Examples sssssssesRRR mee 13 Tacho Input Connections sss 14 il hlinEiel C 14 PCA irc ec o NM NH HHHHHHEE NHENENE MM ce oe eco ee 14 Hall Effect and Electronic Pulse SenderSs cececcccceeeesceseueesecsuaueeseesaaeeseeeas 14 Inductive SenderSs lkae Kaka kk kak K kak K kK ns 14 Figure
21. nnect to the Configuration Tool and display data on a PC running compatible software Details of the NGT 1 can be found here www actisense com NGT 1 Warning 6 Mounting Requirements Select a flat location to mount the EMU 1 Mounting on a contoured surface may cause damage to the case Do not mount the EMU 1 while the device is powered Do not mount the EMU 1 while the NMEA 2000 cable is connected Do not mount the EMU 1 while the engine cable harness is connected Note that the terminals are pluggable for easy disconnection when mounting or removing the EMU 1 Warning 7 Mounting Locations Do not mount the EMU 1 in the same plane as transmitting or receiving antennas Do not mount the EMU 1 close to an electronic compass Warning 8 Wire Noise Avoid running noisy wires such as those connected to ignition coils adjacent to sensitive gauge or alarm wires as noise may be induced into these wires and this may result in inaccurate measurements and corresponding inaccurate data being output to the NMEA 2000 bus 2013 Active Research Limited Page 7 Actisense Installation Order 1 Select mounting location Ensure the EMU 1 can be mounted in a suitable location relative to the NMEA 2000 bus and the senders or gauges See Selecting a Mounting Location on page 8 Mount the EMU 1 to the bulkhead cabinet or other suitable location See Mounting the EMU 1 on page 10 Connect to the NMEA 2000 network See Connecting to an N
22. of this product in accordance with the WEEE Directive The product should be taken to a mm registered establishment for the disposal of electronic equipment 2013 Active Research Limited Page 5 Actisense Product Overview The EMU 1 converts data from analogue engine senders into NMEA 2000 compatible data allowing modern NMEA 2000 display devices to monitor the engine data and associated gauge levels aboard a vessel The unit has been designed to connect in parallel to an existing gauge so existing instruments can still be used The EMU 1 can also be used straight from the sender without a gauge being present In effect the EMU 1 can be installed for most engine makes and models The EMU 1 provides for 6 dedicated Gauge inputs capable of measuring the output from the required engine senders The unit also provides 4 Alarm inputs e g high temp low pressure 2 Tacho inputs and 2 user definable Auxiliary inputs See the configuration instructions to find which senders and PGNs are supported The instructions can be found in the help menu of the configuration tool or on the website at www actisense com EMU 1 Downloads Gauges and Indicators are Optional p O nd Em Se SS ue erdan Se SS SSS Ked ed xe SS suda E d Ed S ee n ewan ED end E SS ee gos er n nd e nd Se en n an Se c d n mb erd Em nd nd n Rui ox erd e SS ee RS erd US ES erd E r ES RPM Gauge High Engine Engine Temperature Gauge i Temperature
23. on page 7 The EMU 1 should be powered from the same supply as the gauges senders e The EMU 1 requires a power source providing between 9 and 35 Volts DC e Connect the positive supply wire to the PWR VE screw terminal of the EMU 1 Connect the negative ground supply wire to the PWR GND screw terminal of the EMU 1 e Once connected turn on the supply For details on the Power indicator refer to EMU 1 Power LED Blue on page 17 Grounding Requirements All measurements are taken relative to the ground power pin of the EMU 1 For both safety and accurate measurements it is important to understand the vessels grounding to ensure the EMU 1 is grounded at the appropriate place The EMU 1 should always be connected to a good ground connection point which is not susceptible to ground noise It is important that the EMU 1 ground is the same as the engine ground The EMU 1 should only be used with standard negative ground DC systems When the EMU 1 is connected to senders only no gauges are connected it is important that the EMU 1 ground is the same as the engine ground 2013 Active Research Limited Page 15 Actisense Factory Configuration The configuration loaded into the EMU 1 is detailed in Table 2 Default EMU 1 Input Configuration Connecting to any other type of sender without configuring the unit is likely to cause incorrect data to be output to the NMEA 2000 bus See Configuring the EMU 1 for ho
24. ons There are six Gauge inputs which are designed to be connected to existing engine senders resistive type either with or without the gauge connected In the case where no gauge is connected the EMU 1 automatically provides a feed to the sender Insulated Terminal Sender with Gauge Figure 7 Gauge Input Connection Examples G1 Input e The gauge power connection is connected to the same positive voltage supply as the EMU 1 e The gauge ground connection is connected to the same ground as the EMU 1 e The gauge signal connection is connected to the sender signal line e The sender return connection is connected to the same ground as the EMU 1 e The EMU 1 Gauge input is connected to the gauge signal line typically with a cable run that does not exceed 2 metres Insulated Terminal Sender without Gauge Figure 7 Gauge Input Connection Examples G2 Input e The senders return connection is connected to the same ground as the EMU 1 e The EMU 1 Gauge input is connected to the sender signal line typically with a cable run that does not exceed 2 metres Standard Grounded Sender with Gauge Figure 7 Gauge Input Connection Examples G4 Input e The gauge power connection is connected to the same positive voltage supply as the EMU 1 e The gauge ground connection is connected to the same ground as the EMU 1 e The gauge signal connection is connected to the sender signal line e The sender chassis is connected to the
25. r mounting Do not attempt to drill the holes while the EMU 1 is in position e Refer to Warning 6 Mounting Requirements on page 7 e Four M3 5 stainless steel pan head screws are provided with the EMU 1 for mounting to the bulkhead If these screws are lost suitable alternatives may be used Note Using larger screws can damage the housing and invalidate the guarantee e Secure directly to a bulkhead using the mounting screws provided with the unit Refer to the Dimension Diagram on page 18 DIN Rail Mounting Requirements An Actisense DIN Rail Kit not included with the EMU 1 Part Code DIN KIT 1 Atop hat rail type EN 50 022 or a G section rail type EN 50 035 Mounting using a different rail type or an alternative mounting kit may breach the terms and conditions of the guarantee Method e Refer to Warning 6 Mounting Requirements on page 7 e Attach the mounting kit to the base of the EMU 1 with the kit supplied screws There is provision to mount the EMU 1 vertically or horizontally recommended Using alternative screws may not be reliable or may result in damage to the housing and invalidate the guarantee Bulkhead Mounting DIN Rail Mounting M3 5 s s self tapping DIN rail clip 2 in pack pan head screw 4 in pack Counter sunk PT screw 4 in pack Figure 5 Mounting Options 2013 Active Research Limited Page 10 NMEA 2000 Engine Monitorinc Unit EMU 1 Connecting to an NMEA 2000 Network
26. re also suitable to connect to the EMU 1 There are several different combinations of switch type and wiring method that the EMU 1 Alarm inputs are compatible with Supported Switch and Installation Types Normally Open switches see Figure 8 Examples A1 and A4 Normally Closed switches see Figure 8 Examples A2 and A3 Active High see Figure 8 Examples A3 and A4 Active Low see Figure 8 Examples A1 and A2 Critical Circuit Requirements The switch circuits positive supply is the same as the supply used to power the EMU 1 The switch circuits negative supply ground is the same as the EMU 1 power ground The switch circuit has a load e g buzzer lamp or resistor in series with the switch between the positive supply and ground The EMU 1 Alarm input is connected between the switch and the load e g buzzer lamp or resistor Additional Information e If the EMU 1 is connected at the switch the cable run should not typically exceed 2 metres e If the EMU 1 is connected at the buzzer or lamp the cable run should not typically exceed 2 metres If replacing the buzzer or lamp with a resistor this should be done as near to the EMU 1 as possible in this case the cable run should not typically exceed 2 metres Please refer to the examples shown in Figure 8 Alarm Input Connection Examples Note The examples given are not limited to the input they are shown with E g the A1 Input example can also be conn
27. w to configure the unit EMU 1 Input Gauge G1 Gauge 1 Temperature Sender 287 220 VDO 40 to 120 C Euro Alternator W Connection 11 78 Pulses Per Revolution Disabled without configuration Table 2 Default EMU 1 Input Configuration Configuring the EMU 1 Configuration Requirements To configure the EMU 1 the following is required A working NMEA 2000 network e An NGT 1 either the ISO or USB variant e APC running the Actisense EMU 1 Configuration Tool The tool is provided on the CD but it is recommended that the latest version is downloaded from www actisense com EMU 1 Downloads Information about the senders gauges being connected Note For the Tacho inputs additional information will be needed see Tacho Input Connections on page 14 All instructions for configuring the EMU 1 can be found in the help menu of the configuration tool software 2013 Active Research Limited Page 16 NMEA 2000 Engine Monitoring Unit EMU 1 Troubleshooting Guide The majority of issues can be resolved by confirming the EMU 1 is connected correctly refer to the LED descriptions below to confirm the power and NMEA 2000 connections are operational Once these connections are confirmed the analogue connections and configuration need to be checked Refer to Configuring the EMU 1 on page 16 LED Indicators EMU 1 Power LED Blue There is a power LED located above the power supply terminal connectors which is visible throug
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