ACM100 User`s Manual
Contents
1. Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AG voltage in units of 1 128 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65006 Utility Phase 6 AC Reactive Power The ACM100 uses this PGN to transmit reactive power and power factor information for phase C when the ACM100 s AC Device Type is configured to Utility Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor 5 lagging or leading PGN 65009 Utility Phase B AC Reactive Power The ACM100 uses this PGN to transmit reactive power and power factor information for phase B when the ACM100 s AC Device Type is configured to Utility Field1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the powe2. Revision 1 3 Page 15 ACM100 User s Manual 4 Maintenance Regular maintenance is important to ensure continued proper operation of the Maretron ACM100 Perform the following tasks periodically e Clean the unit with a soft cloth Do not use chemical cleaners as they may remove paint or markings or may corrode the ACM100 enclosure or seals Do not use any cleaners containing acetone as they will deteriorate the plastic enclosure e Ensure that the unit is mounted securely and cannot be moved relative to the mounting surface If the unit is loose tighten the mounting screws e Check the security of the cable connected to the NMEA 20009 connector and tighten if necessary e Check the security of all of the current transducer connections and voltage transducer connections on the top of the unit and tighten necessary 5 Troubleshooting If you notice unexpected operation of the Maretron ACM100 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 7 for contact information No AG power data Ensure that the ACM100 is properly connected to the NMEA visible NMEA 20005 2000 network network Ensure that the current transducers and voltage sense cables are properly connected to the ACM100 Ensure that the ACM100 has the appropriate NMEA 20005 PGNs enabled as described in Section 1 Exporte
3. Step 1 De energize the AC Source Step 2 The Current Transducer has black and white wires Install the first Current Transducer as follows a Connect the black wire to pin 7 la on the ACM100 b Connect the white wire to pin 8 la on the ACM100 c Disconnect the Phase A hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points Page 8 Revision 1 3 Maretron towards the AC power source Then reattach the Phase A hot wire to the AC power source Step 3 Install the second Current Transducer as follows a Connect the black wire to pin 9 lB on the ACM100 D 6 Connect the white wire to pin 10 l8 on the ACM100 Disconnect the Phase B hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AC power source Then reattach the Phase B hot wire to the AC power source Step 4 Install the third Current Transducer as follows a Connect the black wire to pin 11 Ic on the ACM100 b 6 Connect the white wire to pin 12 Ic on the ACM100 Disconnect the Phase C hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AC power source Then reattach the Phase C hot wire to the AC power source Step 5 You must supply a cable for connecting the
4. 2 Mount the ACM100 Section 2 3 Connect the ACM100 Section 2 4 Configure the ACM100 Section 2 5 DR ol he 2 Installation 2 1 Unpacking the Box When unpacking the box containing the Maretron ACM100 you should find the following items 1 ACM100 AC Monitor 1 100A AC Current Transducer with 5 ft 1 5m long cable Part M000630 1 Parts Bag containing 4 Stainless Steel Mounting Screws 1 ACM100 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 Please consider the following when choosing a mounting location 1 The ACM100 is waterproof so it can be mounted in a damp or dry location 2 The orientation is not important so the ACM100 can be mounted on a horizontal deck vertical bulkhead or upside down if desired 3 The ACM100 is temperature rated to 55 C 130 F so it should be mounted away from engines or engine rooms where the operating temperature exceeds the specified limit 2 3 Mounting the ACM100 Attach the ACM100 securely to the vessel using the included stainless steel mounting screws or other fasteners as shown in Figure 1 below Do not use threadlocking compounds containing Page 2 Revision 1 3 Maretron methacrylate ester such as Loctite Red 271 as they will cause stress cracking of the plastic enclosure Figure 1 Mounting the ACM100 2 4 Connecting the ACM
5. 3 Maretron 4 50 114 3mm 3 88 98 6mm E 2 0 27 x0 44 6 9mmx11 2mm SLOTS 91 56 39 6mm 3 70 94 0mm NS 1 94 49 3mm 2 25 57 2mm Figure 9 M000612 400A Current Transducer Revision 1 3 Page 21 ACM100 User s Manual 10 Maretron 2 Year Limited Warranty Maretron warrants the ACM100 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 8 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
6. 3 2 4 2 AC Sensor Connections 0 4 2 4 2 1 Single Phase Phase A Connection 04 44 5 2 4 2 2 Single Phase Phase A B CONNECTION rrnnrrnnnnrvnvnrrennnnnennnnrennnnr 6 2 4 2 3 Three Phase Wye Phase A B C 000 8 2 4 2 4 Three Phase Delta Phase A B C Connection 10 2 4 3 Checking Connections ss 12 25 OI ME SONO a ens 12 2 5 1 12 2 5 1 1 Current Transducer A 12 2512 Guren Tansu Er B sucrier a i 13 Lt NTE 13 2 5 1 4 Power 13 2 PENO End do cocon roacdaid 13 2 5 1 6 Installation Description 13 2 5 1 7 NMEA 20009 PGN Enable Disable 13 2 5 1 8 Restore Factory Defaults VV 14 2 5 2 AC Circuit 14 2 50 AO DE TER 14 2 10 DEN 14 OR eee ene eee ee eee eee eee ee 14 250 FEET FEN RSC 14 0 Output Parameters 20 15 3 1 Line Specific and Line to Neutral Measurements 15 3 2 Line to Line Measurements rrarrnanrnannnnrnnnrnnnrnnnenannnannnnnnnernnnrnanenannnnsnnnnnnsennnennne 15 EEE EEE mt me 16 S TOUDE SOON wc ca ee seks cee geese cee 16 ET MAME 17 TEA 18 Os MENTE 19 9 Accessories Mechanical Drawings ss 20 10 Maretron 2 Year Limited Warranty 22 Revision 1 3 Page Ii Revision 1 3 ACM100 User s Manual Table of Figures Figure 1 Mounting the ACM100 Figure 2 NMEA 2000 Connector Face Views eeen Figure 3 Single Phase Single
7. A7 ACM100 User s Manual 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA PGN 65026 Generator Phase AC Power The ACM100 uses this PGN to transmit the real power and apparent power the vector sum of real power and reactive power for phase when the ACM100 s AC Device Type is configured to Generator Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA PGN 65029 Generator Total AC Power The ACM100 uses this PGN to transmit the total real power and apparent power the vector sum of real power and reactive power when the ACM100 s AC Device Type is configured to Generator Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA Page A8 Appendix NMEA 2000 Interfacing Revision 1 3
8. Line Connection Figure 4 Single Phase Dual Line Connection Diagram arrvnnnnnvnnnrr Figure 5 Three Phase Wye Connection Figure 6 Three Phase Delta Connection 8 Figure 7 Mounting Surface Template cccccscccsseeeeseeeeeseeeeeeeeeesaees Figure 8 M000530 100A Current Transducer rarrrnnnnnnnnnnnnnnnnnnnnnnvrnnnn Figure 9 M000612 400A Current Transducer ccccceececseeeeeeeeeeeeees Table of Appendices Appendix A NMEA 20009 Interfacing Page iv Maretron 1 Introduction Congratulations on your purchase of the Maretron Alternating Current AC Monitor ACM100 Maretron has designed and built your ACM100 to the highest standards for years of dependable and accurate service Maretron s ACM100 is a device which monitors AC power sources and outputs information about these sources onto the industry standard NMEA 20005 marine data network ACM100 output information is then displayed with networked NMEA 20005 equipment such as the Maretron DSM150 DSM250 dedicated display or with NMEA 20009 compatible software such as Maretron N2KView The ACM100 can sense voltages up to 380VAC line to neutral and currents up to 400A The Maretron ACM100 is designed to operate within the harsh demands of the marine environment However no piece of marine electronic equipment can function properly unless installed configured and maintained in
9. 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 software 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 t
10. and single neutral wire from a single phase of a transducer a typical 220VAC connection in the US e Three Phase Phase A B C use this value when power is connected via the three hot wires and single neutral wire from a three phase Wye or Delta connected circuit 2 5 3 AC Device Type You must configure the ACM100 as to what type of AC source it is monitoring The allowable values for this parameter are as follows e Generator default use this value when you are monitoring the output of a genset e Utility use this value when you are monitoring shore power e Bus use this value if you are monitoring power flowing across a cable that is not located directly at the output of a genset or a shore power connection e g an AC selection switch might have as an input the shore power and another input from the genset connecting the ACM100 at the output of the AC selection switch would require the ACM 100 to be configured as Bus 2 5 4 Device Instance NMEA 20009 provides 8 unique AC power instance for each AC power source on 8 vessel This value should be programmed in each ACM100 so that each ACM100 is associated with a unique device instance number The default instance number is 0 which is used to indicate the first ACM100 that is hooked to the network Subsequent ACM100s connected to the network would be numbered 1 2 and so on 2 5 5 Label Program this parameter with a text string wh
11. field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65003 Bus 1 Phase A Basic AC Quantities The ACM100 uses this PGN transmit voltage frequency and current information for phase A when the ACM100 s AC Device Type is configured to Bus Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65004 Bus 1 Average Basic AC Quantities The ACM100 uses this PGN to transmit average voltage frequency and current information when the ACM100 s AC Device Type is configured to Bus Revision 1 3 Appendix A NMEA 2000 Interfacing Page A1 ACM100 User s Manual Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next p
12. 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 respect 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 INNO 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
13. the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AG power source Then reattach the Phase C hot wire to the AC power source Step 5 You must supply a cable for connecting the voltage sense pins on the ACM100 to the AC source For the purposes of these instructions we will assume that the cable has one black conductor and one white conductor Install the voltage sense cable as follows a Connect the black wire from one end of the Voltage Sense cable to pin 1 VaLine on the ACM100 b Connect the black wire from the other end of the Voltage Sense cable to a fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less c Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire Step 6 Install the second Voltage Sense cable as follows a Connect the black wire from one end of the second Voltage Sense cable to pin 2 VBLine on the ACM100 b Connect the black wire from the other end of the second Voltage Sense cable to a fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less c Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire Step 7 Install the third Voltage Sense cable as follows Revision 1 3 Page 11 ACM100 Us
14. the correct manner Please read carefully and follow these instructions for installation configuration and usage of the Maretron ACM100 in order to ensure optimal performance 1 1 Firmware Revision This manual corresponds to ACM100 firmware revision 1 0 9 2 1 2 ACM100 Features The Maretron ACM100 has the following features NMEA 20009 Interface Waterproof Connectors Sealed Waterproof Enclosure Opto Isolated from NMEA 20009 Eliminating Potential Ground Loops Monitoring of busses carrying AC power and transmitting o Voltage o Frequency e Monitoring AC Power Sources such as Utilities and Generators and transmitting o Voltage Current Frequency Real Power Reactive Power Apparent Power Power Factor Total Energy Imported o Total Energy Exported e Can be used in the following configurations o 120VAC single phase o 120 240VAC split phase o 230VAC single phase 0 0 OQ Revision 1 3 Page 1 ACM100 User s Manual 6 Three phase Wye 4 wire up to 380 658Y o Three phase Delta 3 wire up to 660V 1 3 ACM100 Accessories Maretron offers the following accessories for the ACM100 please refer to Section for dimensions e M000630 100 Amp AC transducer with cable gt 2 400 Amp AC transducer with cable 1 4 Quick Install Installing the Maretron ACM100 involves the following five steps Please refer to the individual sections for additional details Unpack the box Section 2 1 Choose 8 mounting location Section 2
15. to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire a 0 C Revision 1 3 Page 9 ACM100 User s Manual Step 7 Install the third Voltage Sense cable as follows a Connect the white wire from one end of the second Voltage Sense cable to pin 6 VCNeutral on the ACM100 b Connect the white wire from the other end of the second Voltage Sense cable to the neutral wire of the AC source being monitored c Connect the black wire from one end of the second Voltage Sense cable to pin 3 Vcuine on the ACM100 d Connect the black wire from the other end of the second Voltage Sense cable to 8 fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less e Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire 2 4 2 4 Three Phase Delta Phase A B C Connection Please refer to Figure 6 for connecting the ACM100 to a three phase delta system Current Transducer Line Phase C Current Transducer Line Phase B Max 380 Volts 50 60Hz Current Transducer Line Phase A Floating Neutral AC Source O NO S D 9 89 6 8 0 ACM100 Screw Terminals 7 9 Figure 6 Three Phase Delta Connection Diagram Use the following instructions when you are connecting the ACM100 to a three phase delta circuit connected via thre
16. 100 The ACM100 requires two types of electrical connections 1 the NMEA 20009 connection refer to Section 2 4 1 and 2 the AC sensor connections i e current transducer s and sensing voltage s connections which are described in Section 2 4 2 2 4 1 NMEA 2000 Connection The NMEA 20009 connector can be found on the side of the enclosure The NMEA 20009 connector is a round five pin male connector see Figure 2 You connect the ACM100 to an NMEA 20009 network using 8 Maretron NMEA 20005 cable or compatible cable by connecting the female end of the cable to the ACM100 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 20009 network in the same manner The ACM100 is designed such that you can plug or unplug It from an NMEA 20009 network while the power to the network is connected or disconnected Please follow recommended practices for installing NMEA 20009 network products Revision 1 3 Page 3 ACM100 User s Manual 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 2 NMEA 20005 Connector Face Views 2 4 2 AC Sensor Connections The ACM100 se
17. 80 VAC 120 120 240 240 208Y 380Y configurations Measurement Voltage Accuracy HP Measurement Current Range 0 100 A With included current transducer 0 to 400A with optional transducer Measurement Current Accuracy 0 31 With included current transducer DC Voltage NMEA 2000 Spec 1LEN 50 mA Mechanical Parameter Value Comment Size 3 50 x 4 20 x 2 03 Including Flanges for Mounting 88 9mm 106 7mm x 51 6mm Weight 13 02 368 5 9 EEE Environmental 93 RH 40 per IEC60945 8 2 7 Technical Support you require technical support for Maretron products you can reach us in any of the following Ways Telephone 1 866 550 9100 Fax 1 602 861 1777 E mail support maretron com World Wide Web http www maretron com Mail Maretron LLC Attn Technical Support 9014 N 23 Ave Suite 10 Phoenix AZ 85021 USA Page 18 Revision 1 3 Maretron 8 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 3 45 87 6mm 3 00 76 2mm 4 20 106 7mm Figure 7 Mounting Surface Template Revision 1 3 Page 19 ACM100 User s Manual 9 Accessories Mechanical Drawings 60 1 524m Flexible Leads 1 Black amp 1 White 418 AWG 0 84 21 3mm 1 80 Figure 8 M000530 100A Current Transducer Page 20 Revision 1
18. C power source in units of 1 kWh 2 Total kWh Hours Import This field indicates the total energy delivered to the AC power source in units of 1 kWh PGN 65007 Utility Phase 6 AC Power The ACM100 uses this PGN to transmit the real power and apparent power the vector sum of real power and reactive power for phase C when the ACM100 s AC Device Type is configured to Utility Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA Page A6 Appendix A NMEA 2000 Interfacing Revision 1 3 Maretron PGN 65010 Utility Phase B AC Power The ACM100 uses this PGN to transmit the real power and apparent power the vector sum of real power and reactive power for phase B when the ACM100 s AC Device Type is configured to Utility Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA PGN 65013 Utility Phase AC Power The ACM100 uses this PGN to transmit the real power and apparent power the vector sum of real power and reactive power for phase when the ACM100 s AC Device Type is configured to Utility Field 1 Real Power This field indicates the real power delivered by the AC p
19. Disconnect the Phase B hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AC power source Then reattach the hot wire to the AC power source Step 4 You must supply cables for connecting the voltage sense pins on the ACM100 to the AC source For the purposes of these instructions we will assume that each cable has one black conductor and one white conductor Install the first voltage sense cable as follows a Connect the white wire from one end of the first Voltage Sense cable to pin 4 Vaneutral on the ACM100 b Connect the white wire from the other end of the first Voltage Sense cable to the neutral wire of the AC source being monitored c Connect the black wire from one end of the first Voltage Sense cable to pin 1 Vatine on the ACM100 d Connect the black wire from the other end of the first Voltage Sense cable to a fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less e Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire Step 5 Install the second Voltage Sense cable as follows a Connect the white wire from one end of the second Voltage Sense cable to pin 5 VBNeutral on the ACM100 b Connect the white wire from the other end of the second Voltage Sense cable to the neutral wire of the AC source being monitor
20. Maretron ACM100 Alternating Current Monitor User s Manual Revision 1 3 Copyright 2014 Maretron LLP All Rights Reserved Maretron LLP 9014 N 23 Ave 10 Phoenix AZ 85021 7850 http www maretron com Maretron Manual Part M001701 Revision 1 3 Page ACM100 User s Manual Revision History Original document Corrected AC sensor part number Updated mounting drawing Added sensed voltage and current range specifications Added prohibition of red Loctite threadlocking compound and cleaning agents containing acetone Updated transmission intervals of transmitted messages Typographical corrections Expanded PGN entries in Appendix A Removed obsolete device priority subsection in configuration section Added mechanical drawings for current transducer accessories 1 3 Updated maximum voltage specifications Added description of connection to three phase delta circuits Updated list of devices programs that can be used for configuration Page Revision 1 3 Maretron Table of Contents I ee SNE 1 ei FR 1 12 0 r Sarper asrnane 1 1 3 ACM100 Accessories ae me 2 TA en et ee eee ee 2 EMNE 2 21 Unpacking the BOX RP eankGeeeeGeegovnsenede 2 22 000900 NOM LOCION i 2 2 3 Mounting the ACM100 rrannvnnnrrnnnrrnnnnnnnnrnnnnnnnnnrnnnnnnnnnsnnnnrnnnnsnnnnsnnnnsennnsnnnssnnnsnnnnee 2 24 Come THES ACMTIOO anna aan ann anse 3 2 4 1 NMEA 20009 CONNECHON
21. RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65021 Generator Phase C Basic AC Quantities The ACM100 uses this PGN to transmit voltage frequency and current information for phase C when the ACM100 s AC Device Type is configured to Generator Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65024 Generator Phase B Basic AC Quantities The ACM100 uses this PGN transmit voltage frequency and current information for phase B when the ACM100 s AC Device Type is configured to Generator Field 1 Line Line AC RMS Voltage This field indicates the AC RMS volt
22. age between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this ohase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 1 128 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65027 Generator Phase A Basic AC Quantities The ACM100 uses this PGN to transmit voltage frequency and current information ofor phase when the ACM100 s AC Device Type is configured to Generator Revision 1 3 Appendix A NMEA 2000 Interfacing Page A3 ACM100 User s Manual Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65030 Generator Average Basic AC Quantities The ACM100 uses this PGN to transmit average voltage frequency and current information when the ACM100 s AC Device Type is configured to Generator
23. d power 5 The current transducer s are installed backwards Either 1 increasing when reinstall the current transducers in the opposite direction of 2 shouldn t be configure the ACM100 to recognize the reversed installation as described in Sections 1 1 and 1 Imported power in not increasing when should be Currents are showing as negative values when they should be showing as positive values Power readings are not Please review carefully the installation instructions in Section what I expect 2 4 2 and the configuration of the circuit type in Section 0 Page 16 Revision 1 3 Maretron 6 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 Certifications Parameter NMEA 2000 Maritime Navigation and Radiocommunication Equipment amp Systems IEC 60945 FCC and CE Mark Electromagnetic Compatibility NMEA 20005 Parameter Group Numbers PGNs _ Description PGN PGNName DefaultRate Periodic Data PGNs Response to Requested PGNs 126996 Product Information 126998 Configuration Information Protocol PGNs 059392 ISO Acknowledge Revision 1 3 Page 17 ACM100 User s Manual Electrical Comment Measurement Voltage Range 0 3
24. de of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65028 Generator Total AC Reactive Power The ACM100 uses this PGN to transmit total reactive power and power factor information when the ACM100 s AC Device Type is configured to Generator Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65005 Utility Total AC Energy The ACM100 uses this PGN to transmit the total energy delivered by the power source when the ACM100 s AC Device Type is configured to Generator Field 1 Total kWh Hours Export This field indicates the total energy delivered by the AC power source in units of 1 kWh 2 Total kWh Hours Import This field indicates the total energy delivered to the AC power source in units of 1 kWh PGN 65018 Generator Total AC Energy The ACM100 uses this PGN to transmit the total energy delivered by the power source when the ACM100 s AC Device Type is configured to Generator Field 1 Total kWh Hours Export This field indicates the total energy delivered by the A
25. e B D Current T Line Phase A et 9 T Europe we 220 Volts 60Hz 50Hz ET ETT VE S O S 9 90 6 9 0 6 89 0 6 9 0 6 9 90 6 9 0 6 89 0 6 9 0 6 ACM100 Screw Terminals 9 VaAtine m 0 VBiine pol 6 Vctine col 0 VBNeutral IG V CNneutral O D Figure 4 Single Phase Dual Line Connection Diagram Revision 1 3 AC Source Page 6 Maretron Use the following instructions when you are connecting the ACM100 to a single phase circuit connected via two hot wires You will need to install two current transducer and two user supplied voltage sense cables The ACM100 comes with a single current transducer so you will need to purchase an additional current transducer please refer to Section 1 3 for monitoring this type of system Step 1 De energize the AC Source Step 2 The Current Transducer has black and white wires Install the Phase A Current Transducer as follows a Connect the black wire to pin 7 la on the ACM100 b Connect the white wire pin 8 la on the ACM100 c Disconnect the Phase A hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AC power source Then reattach the hot wire to the AC power source Step 3 Repeat step 2 for the Phase B Current Transducer as follows a Connect the black wire to pin 9 5 on the ACM100 b Connect the white wire to pin 10 Is on the ACM100 c
26. e hot wires You will need to install three current transducers and three user supplied voltage sense cables The ACM100 comes with a single current transducer so you will need to purchase two optional current transducers please refer to Section 1 3 for monitoring this type of system Step 1 De energize the AC Source Page 10 Revision 1 3 Maretron Step 2 The Current Transducer has black and white wires Install the first Current Transducer as follows a Connect the black wire to pin 7 la on the ACM100 b Connect the white wire to pin 8 la on the ACM100 c Disconnect the Phase A hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AC power source Then reattach the Phase A hot wire to the AC power source Step 3 Install the second Current Transducer as follows a Connect the black wire to pin 9 l8 on the ACM100 b Connect the white wire to pin 10 8 on the ACM100 c Disconnect the Phase B hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AG power source Then reattach the Phase B hot wire to the AC power source Step 4 Install the third Current Transducer as follows a Connect the black wire to pin 11 Ic on the ACM100 b Connect the white wire to pin 12 Ic on the ACM100 c Disconnect the Phase C hot wire from
27. ed c Connect the black wire from one end of the second Voltage Sense cable to pin 2 VBLine on the ACM100 Revision 1 3 Page 7 ACM100 User s Manual d Connect the black wire from the other end of the second Voltage Sense cable to 8 fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less e Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire 2 4 2 3 Three Phase Wye Phase A B C Connection Please refer to Figure 5 for connecting the ACM100 to 3 three phase wye system Current Transducer Line Phase C Current Transducer Fuse Line Phase B Current Transducer Line Phase A 2 dl U S Europe 120 Volts 220 Volts 60Hz 50Hz we TITT TT 8 9 6 6 0 6 8 0 6 8 0 6 dd 9 0 ACM100 Screw Terminals AC Source V Aneutra RIG 2 9 SS V Aune VBLine rol V Cuine GJEN V Breutrai NIE V CNneutral 0 Figure 5 Three Phase Wye Connection Diagram Use the following instructions when you are connecting the ACM100 to a three phase Wye circuit connected via three hot wires and a single neutral You will need to install three current transducers and three user supplied voltage sense cables The ACM100 comes with a single current transducer so you will need to purchase two additional current transducers for monitoring this type of system
28. er s Manual a Connect the black wire from one end of the second Voltage Sense cable to pin 3 Vcuine on the ACM100 b Connect the black wire from the other end of the second Voltage Sense cable to 8 fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less c Connect the other end of the fuse to the AG source hot wire the fuse should be placed within 6 inches of the connection to the hot wire Step 8 Connect the neutral terminals as follows a Connect a white wire between pin 4 Vaneutal pin 5 VBNeutral and pin 6 VCNeutral ON the ACM100 This creates a floating neutral signal that will enable measurements to be made without a true neutral connection 2 4 3 Checking Connections Once the NMEA 20009 connection Current Transducer s and Voltage Sense connection s to the ACM100 have been completed restore power to the monitored AG source and check to see that information is being properly transmitted by observing an appropriate NMEA 20005 display If you don t see AC power data refer to Section 5 Troubleshooting 2 5 Configuring the ACM100 The ACM100 will transmit data over the NMEA 2000 network as it is shipped from the factory however it may require configuration depending on the type of AC source being monitored There are several configurable items within the ACM100 which are detailed in the remainder of this section You configure the ACM100 using Maretron N2KAnalyzer sof
29. hase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 1 128 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65008 Utility Phase C Basic AC Quantities The ACM100 uses this PGN to transmit voltage frequency and current information for phase C when the ACM100 s AC Device Type is configured to Utility Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 1 128 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65011 Utility Phase B Basic AC Quantities The ACM100 uses this PGN to transmit voltage frequency and current information for phase B when the ACM100 s AC Device Type is configured to Utility Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase i
30. he Current Transducer as a Connect the black wire to pin 7 la on the ACM100 b C Connect the white wire to pin 8 la on the ACM100 Disconnect the hot wire from the AC power source and place it through the hole in the Current Transducer such that the arrow on the Current Transducer points towards the AC power source Then reattach the hot wire to the AC source follows Step 3 You must supply 8 cable for connecting the voltage sense pins on the ACM100 to the AG source For the purposes of these instructions we will assume that the cable has one black conductor and one white conductor Install the voltage sense cable as follows Connect the white wire from one end of the Voltage Sense cable to pin 4 Vaneutral the ACM100 Connect the white wire from the other end of the Voltage Sense cable to the neutral wire of the AC source being monitored Connect the black wire from one end of the Voltage Sense cable to pin 1 Vatine on the ACM100 Connect the black wire from the other end of the Voltage Sense cable to a fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire a 0 C 2 4 2 2 Single Phase Phase A B Connection Please refer to Figure 4 for connecting the ACM100 to a single phase dual line system Current Transducer Line Phas
31. he 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 policy please go to the following web page http www maretron com company warranty php Page 22 Revision 1 3 Maretron Appendix NMEA 20005 Interfacing ACM100 NMEA 20005 Periodic Data Transmitted PGNs PGN 65001 Bus 1 Phase C Basic AC Quantities The ACM100 uses this PGN to transmit voltage frequency and current information for phase C when the ACM100 s AC Device Type is configured to Bus Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this ohase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 1 128 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65002 Bus 1 Phase B Basic AC Quantities The ACM100 uses this PGN to transmit voltage frequency and current information for phase B when the ACM100 s AC Device Type is configured to Bus Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This
32. ich identifies this device Maretron display products will display this label text when you are selecting data to display 2 5 6 Reset Total Energy Recorded The ACM100 accumulates the total energy imported from a Utility and exported from a generator Select this option to zero the total energy accumulated readings in the ACM100 Page 14 Revision 1 3 Maretron 3 Output Parameters The ACM100 outputs a variety of information about the AC power source onto the NMEA 2000 network The tables below detail which measurements are made available on the bus for the different combinations of different AC source types and circuit types which may be selected 3 1 Line Specific and Line to Neutral Measurements AC Source Type Available Data Parameter Generator Utility Average Phase A Phase B Phase C Line Neutral AC RMS Voltage Export Import Notes i Available only if circuit type has been set to Single Phase Phase A B or Three Phase Phase A B C 2 Available only if circuit type has been set to Three Phase Phase A B C 3 2 Line to Line Measurements AC Source Type Available Data Parameter Phase A Phase Phase C Generator Utility Average Phase B Phase C Phase A Voltage Notes 1 Available only if circuit type has been set to Single Phase Phase A B or Three Phase Phase A B C 2 Available only if circuit type has been set to Three Phase Phase A B C
33. n units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65014 Utility Phase A Basic AC Quantities The ACM100 uses this PGN transmit voltage frequency and current information for phase A when the ACM100 s AC Device Type is configured to Utility Field 1 Line Line AC RMS Voltage This field indicates the AC RMS voltage between this phase and the next phase in units of 1 V 2 Line Neutral AC RMS Voltage This field indicates the AC RMS voltage between this phase and the neutral phase in units of 1 V 3 AC Frequency This field indicates the frequency of the AC voltage in units of 8 Hz Page A2 Appendix A NMEA 2000 Interfacing Revision 1 3 Maretron 4 AC RMS Current not transmitted for the Bus AC Source Type This field indicates the current flowing through the specified phase in units of 1 A PGN 65017 Utility Average Basic AC Quantities The ACM100 uses this PGN to transmit average voltage frequency and current information when the ACM100 s AC Device Type is configured to Utility Field 1 Line Line AC RMS Voltage This field indicates the AC
34. nsor connections are made by connecting to the 12 pin terminal strip on the top of the unit First remove the four screws at the corners of the unit detaching the splash guard from the unit On the bottom of the splash guard you will find a label detailing the wire connection to pin number assignments which are repeated in the table below Pin Signal Name Connection gt 1 Vame Voltage Phase A Line 2 Van Voltage Phase B Line 0000000 3 Von Voltage Phase C Line 00000 4 Vaa Voltage Phase A Neutral 3 Vexa Voltage Phase B Neutral 6 Vowm Voltage Phase C Neutral 8 la Current Phase Minus S 9 le Current Phase B Plus ip Current Phase B Minus o WARNING The voltages present on AC circuits can cause electrocution Before making any electrical connections to the ACM100 ensure that power is removed from all AC circuits that will be connected to the ACM100 Only restore AC power after all connections have been made to the ACM100 and the splash guard has been re installed Page 4 Revision 1 3 Maretron WARNING If the supplied current transducer is placed around a wire carrying AC current then extremely high voltages can develop on the output leads of the current transducer with severe risk of electrocution For safety keep the output leads of the current transducer s shorted or tied together until they are connected to the proper terminals on
35. on the display you can adjust the damping that is applied to the output readings by adjusting this parameter The default damping period is 0 5 seconds You may change it to a value in the range of 0 2 seconds to 10 seconds 2 5 1 6 Installation Description You can configure the two installation description parameters with any text you wish Examples include date of installation location etc NMEA 2000 diagnostic tools such as Maretron N2KAnalyzer can display this information 2 5 1 7 NMEA 20005 PGN Enable Disable The ACM100 is capable of transmitting many different kinds of NMEA 2000 messages or PGNs associated with AC power sources You may individually enable or disable each of these messages You may also change the rate of transmission of each of these messages if desired Revision 1 3 Page 13 ACM100 User s Manual 2 5 1 8 Restore Factory Defaults Selecting this configuration option causes all stored parameters in the ACM100 to be reset to the values they contained when the unit was manufactured 2 5 2 AC Circuit Type You must configure the ACM100 as to what type of AG circuit connection it is monitoring The allowable values for this parameter are as follows e Single Phase Phase use this value when power is connected via a single hot wire and a single neutral wire a typical 110VAG connection in the US e Single Phase Phase A B use this value when power is connected via the two hot wires
36. ower source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA PGN 65016 Utility Total AC Power The ACM100 uses this PGN transmit the total real power and apparent power the vector sum of real power and reactive power when the ACM100 s AC Device Type is configured to Utility Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA PGN 65020 Generator Phase C AC Power The ACM100 uses this PGN to transmit the real power and apparent power the vector sum of real power and reactive power for phase C when the ACM100 s AC Device Type is configured to Generator Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W 2 Apparent Power This field indicates the apparent power delivered by the AC power source in units of 1 VA PGN 65023 Generator Phase B AC Power The ACM100 uses this PGN to transmit the real power and apparent power the vector sum of real power and reactive power for phase B when the ACM100 s AC Device Type is configured to Generator Field 1 Real Power This field indicates the real power delivered by the AC power source in units of 1W Revision 1 3 Appendix A NMEA 2000 Interfacing Page
37. r factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65012 Utility Phase A AC Reactive Power The ACM100 uses this PGN to transmit reactive power and power factor information for phase when the ACM100 s AC Device Type is configured to Utility Page A4 Appendix A NMEA 2000 Interfacing Revision 1 3 Maretron Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65015 Utility Total AC Reactive Power The ACM100 uses this PGN transmit total active power and power factor information when the ACM100 s AC Device Type is configured to Utility Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65019 Generator Phase C AC Reactive Power The ACM100 uses this PGN to transmit reactive power and power fac
38. the ACM100 WARNING User supplied voltage sense cables must be 18 gauge or larger have insulation rated to 600V and must have the conductor connected to the hot lead of the AC power source protected by a fuse rated at 3A or less the current consumed by the voltage sense circuit on the ACM100 is negligible at less than 10mA Before attempting to connect the ACM100 to the AC source determine the type of system you will be monitoring The ACM100 supports the connection and monitoring of four different system types 1 single phase single line system Section 2 4 2 1 2 single phase dual line system Section 2 4 2 2 3 three phase wye connected system Section 2 4 2 3 or 4 three phase delta connected system Section 2 4 2 4 2 4 2 1 Single Phase Phase A Connection Please refer to Figure 3 for connecting the ACM100 to a single phase single line system Current Transducer Line Phase A U S Europe AC Source 120 Volts 220 Volts 60Hz 50Hz Neutral ACM100 Screw Terminals Figure 3 Single Phase Single Line Connection Diagram Use the following instructions when you are connecting the ACM100 to a single phase circuit connected via one hot phase wire and one neutral wire You will need to install one current transducer and one voltage sense cable Step 1 De energize the AC Source Revision 1 3 Page 5 ACM100 User s Manual Step 2 The Current Transducer has black and white wires Install t
39. tive or vice versa then the current transducer has been installed backwards If this happens then instead of reconnecting the current transducer you may change the value of this parameter from the default value of Normal Install to Inverse Install to correct for this 2 5 1 3 Current Transducer C There are two configurable items for Current Transducer A amperage and direction you are using the 100A current transducer P N M000630 select the 100A option If you are using the 400A current transducer P N M000612 select the 400A option For the direction setting if you notice that the current of phase C is negative when it should be positive or vice versa then the current transducer has been installed backwards If this happens then instead of reconnecting the current transducer you may change the value of this parameter from the default value of Normal Install to Inverse Install to correct for this 2 5 1 4 Power Damping Period you feel that the monitored Power parameters are changing too quickly or too slowly on the display you can adjust the damping that is applied to the output readings by adjusting this parameter The default damping period is 5 seconds You may change it to a value in the range of 0 2 seconds to 10 seconds 2 5 1 5 V i F Damping Period you feel that the monitored Voltage Current and Frequency parameters are changing too quickly or too slowly
40. tor information for phase C when the ACM100 s AC Device Type is configured to Generator Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65022 Generator Phase B AC Reactive Power The ACM100 uses this PGN to transmit reactive power and power factor information for phase B when the ACM100 s AC Device Type is configured to Generator Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr 2 Power Factor This field indicates the magnitude of the power factor supplied by the source in units of 1 16384 dimensionless 3 Power Factor Lagging This field indicates whether the specified power factor is lagging or leading PGN 65025 Generator Phase A AC Reactive Power The ACM100 uses this PGN to transmit reactive power and power factor information for phase when the ACM100 s AC Device Type is configured to Generator Field 1 Reactive Power This field indicates the reactive power delivered by the source in units of 1 VAr Revision 1 3 Appendix A NMEA 2000 Interfacing Page A5 ACM100 User s Manual 2 Power Factor This field indicates the magnitu
41. tware or a Maretron DSM150 DSM250 display Please refer to the N2KAnalyzer User s Manual DSM150 User s Manual or DSM250 User s Manual as appropriate for details 2 5 1 Advanced Configuration Certain parameters do not normally need to be set in order for normal operation but are included in an advanced configuration section for use in special situations 2 5 1 1 Current Transducer A There are two configurable items for Current Transducer amperage and direction If you are using the 100A current transducer P N 4M000630 select the 100A option If you are using the 400A current transducer P N 4M000612 select the 400A option For the direction setting if you notice that the current of phase is negative when it should be positive or vice versa then the current transducer has been installed backwards If this happens then instead of reconnecting the current transducer you may change the value of this parameter from the default value of Normal Install to Inverse Install to correct for this Page 12 Revision 1 3 Maretron 2 5 1 2 Current Transducer B There are two configurable items for Current Transducer B amperage and direction you are using the 100A current transducer P N 4M000630 select the 100A option If you are using the 400A current transducer P N 4M000612 select the 400A option For the direction setting if you notice that the current of phase B is negative when it should be posi
42. voltage sense pins on the ACM100 to the AC source For the purposes of these instructions we will assume that the cable has one black conductor and one white conductor Install the voltage sense cable as follows Connect the white wire from one end of the Voltage Sense cable to pin 4 Vaneutral on the ACM100 Connect the white wire from the other end of the Voltage Sense cable to the neutral wire of the AC source being monitored Connect the black wire from one end of the Voltage Sense cable to pin 1 Vatine on the ACM100 Connect the black wire from the other end of the Voltage Sense cable to a fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less Connect the other end of the fuse to the AC source hot wire the fuse should be placed within 6 inches of the connection to the hot wire a 0 C Step 6 Install the second Voltage Sense cable as follows Connect the white wire from one end of the second Voltage Sense cable to pin 5 VBNeutral on the ACM100 Connect the white wire from the other end of the second Voltage Sense cable to the neutral wire of the AC source being monitored Connect the black wire from one end of the second Voltage Sense cable to pin 2 VBLine on the ACM100 Connect the black wire from the other end of the second Voltage Sense cable to a fuse appropriately sized for the black wire 18 gauge wire minimum and 3 amp fuse or less Connect the other end of the fuse
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