Ampt 31570013 Ampt Communication Unit (SDAG) User Manual 57070008 1 v20141111x
Ampt LLC Ampt Communication Unit (SDAG) 57070008 1 v20141111x
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Manual Ampt Communications Unit Installation Manual 57070008‐1 20141110 Information and Disclaimer Copyright 2014 AMPT, LLC. All rights reserved. No part of this document may be reproduced, retransmitted, or copied in any form without the expressed and written permission of Ampt. Ampt makes no representations, expressed or implied, that with respect to this documentation or any of the equipment and/or software it may describe, including (with no limitation) any implied warranties of utility, merchantability, or fitness for any particular purpose. All such warranties are expressly disclaimed. Ampt shall not be liable for any indirect, incidental, or consequential damages under any circumstances. (The exclusion of implied warranties may not apply in all cases under some statutes, and thus the above exclusion may not apply.) The following specifications are subject to change without notice, even though every attempt has been made to make this document complete, accurate and up-to-date. Readers are cautioned, however, that Ampt reserves the right to make changes without notice and shall not be responsible for any damages, including indirect, incidental or consequential damages, caused by reliance on the material presented, including, but not limited to, omissions, typographical errors, arithmetical errors or listing errors in the content material. Ampt LLC 4850 Innovation Drive Fort Collins, Colorado 80525 Tel 970-372-6950 www.ampt.com Copyright 2014 AMPT, LLC Important Safety Information Warnings A warning identifies a hazard to equipment or personnel. It calls attention to a procedure or practice, which, if not correctly performed, could result in damage to or destruction of part or all of the Ampt equipment and/or other equipment connected to the Ampt equipment or personal injury. The following boxes are used to alert you to important safety information. Warning: Indicates a hazardous situation which, if not avoided, could result in death or serious injury. Caution: Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. Notice: Indicates a situation that can result in property damage if not avoided. Note: This symbol accompanies notes that call attention to supplementary information that you should know and use to ensure optimal operation of the Ampt system. Table of Contents Information and Disclaimer ............................................................................................................. 3 Important Safety Information .......................................................................................................... 4 Warnings .............................................................................................................................................................. 4 Chapter 1: Introduction........................................................................................................... 7 General Description ......................................................................................................................... 7 Specifications................................................................................................................................... 8 Modbus Register Map ...................................................................................................................... 9 Dimensional Drawing ..................................................................................................................... 10 Physical Overview .......................................................................................................................... 10 Labels ................................................................................................................................................................. 10 Internal ...............................................................................................................................................................11 Understanding the Status LEDs ...................................................................................................... 12 Chapter 2: Installing the Ampt‐CU ........................................................................................ 13 Installing the Ethernet Cable Feed‐through .................................................................................... 14 Mounting the Enclosure ................................................................................................................. 16 Connecting Power over Ethernet ................................................................................................... 17 Configuring the Ampt‐CU Network Settings ................................................................................... 18 Restoring Factory Defaults ............................................................................................................. 19 Appendix ............................................................................................................................... 21 Compliance .................................................................................................................................... 21 FCC Compliance..................................................................................................................................................21 Copyright 2014 AMPT, LLC Chapter 2: Installing the Ampt-CU Chapter 1: Introduction General Description The Ampt communications unit (Ampt-CU) provides wireless two-way communication with every Ampt converter The Ampt-CU links to your SCADA or monitoring system via Modbus to provide highly accurate and synchronous data. This solution eliminates the need for smart combiners which lowers costs. With Ampt communication, system designers, operators, owners, and financiers gain a level of transparency and predictability unmatched by conventional monitoring solutions. This improved system planning and decision-making capability lowers PV project risk and increases return on investment. Copyright 2014 AMPT, LLC. Specifications System Layout PV block size Up to 3200 kWp DC Ampt converters per Ampt‐CU Up to 2000 Example of layout 125 strings x 16 modules/string = 2000 Ampt converters Maximum radio communications operating range 200 m radius Data Communications Interface with data monitoring system Modbus / TCP Connection with data monitoring Ethernet 10/100 Base T Interface with Ampt converters Two‐way wireless Resolution Measurement accuracy Amperage: ±0.25% Reporting rate, typical 5 minutes, 2000 converters Local data storage 45 day rolling buffer Electrical Power supply Power over Ethernet (PoE) Power over Ethernet (PoE) Class 0, 802.3af Modes A and B, 802.3at Type 1 (RJ‐45 connector) Mechanical Enclosure IP‐66 Dimensions 13.82” x 10.54” x 5.35” (35.10 cm x 26.77 cm x 13.59 cm ) Weight 5.6 lbs (2.5 kg) Ambient temperature, operating ‐40 °F to +185 °F (‐40 °C to +85 °C) General Compliance FCC Part 15, class B IEC 60950‐1, 61000‐6‐1, 61000‐6‐3 Chapter 2: Installing the Ampt-CU Modbus Register Map Ampt StringView records use the SunSpec protocol for device ID and variable record length, enabling site-specific operation. The SunSpec Common Model precedes the map below. Contact Ampt or one of our monitoring partners for more information. Start offset Size Name Type R/W Description ID Uint16 Ampt SunSpec Vendor Code 64050 Uint16 Variable number of 16 bit registers to follow: 12+N*16 Current scale factor Fixed Block (15) DCA_SF Int16 Reserved ‐ ‐ DBWh_SF Int16 Reserved ‐ ‐ Uint16 Reserved ‐ ‐ Energy scale factor Number of strings Register blocks for string data follow. Repeat block for each string. Two strings are shown as an example. 15 String ID Int16 The string number. 16 Reserved ‐ ‐ 18 String data timestamp Uint32 The UTC timestamp of the measurements. 20 OutDCA Int16 String output current in mA 21 Reserved ‐ ‐ 27 DCWh Uint32 29 Reserved ‐ ‐ 31 String ID Int16 32 Reserved ‐ ‐ 34 String data timestamp Uint32 The UTC timestamp of the measurements. 36 OutDCA Int16 String output current in mA 37 Reserved ‐ ‐ 43 DCWh Uint32 45 Reserved ‐ ‐ Daily integrated string output energy The string number. Daily integrated string output energy Repeat block for additional strings Copyright 2014 AMPT, LLC. Dimensional Drawing Figure 1: Ampt‐CU dimensional drawing Physical Overview Labels Serial and model number label MAC address label Figure 2: Serial number, model number, and MAC address labels 10 Chapter 2: Installing the Ampt-CU Internal Reset button Restore button Power LED Com LED Fault LED Ethernet port Cable locks RS‐485 port and Term switch Figure 3: Interface panel Component Description Ethernet port RJ‐45 connector for Power over Ethernet (PoE) and Ethernet communication. RS‐485 port Reserved for engineering use Termination switch Reserved for engineering use. Reset button Pressing this button forces the Ampt‐CU to reboot. Restore button This button restores the network settings and password back to their factory default values. See Restoring Factory Defaults on page 19 for more detail. Power LED This green LED is on continuously when the input voltage is above the minimum threshold. Com LED This LED displays boot status. Fault LED This red LED communicates fault conditions. Cable locks Route the input power and communication cables through these guides. Copyright 2014 AMPT, LLC. 11 Understanding the Status LEDs The Ampt-CU has three status LEDs. When input power is first applied to the Ampt-CU, all LEDs are on continuously for several seconds. Then the Com LED flashes amber while software is booting. Once boot up is complete and the Ampt-CU is operating normally, both the Power and Com LEDs are on solid green. Name State Description Power Continuous Green Input power supply voltage exceeds the minimum threshold. Com Flashing Amber Software is booting up. Continuous Green Boot process is complete. Continuous Red When this LED is on solid red after the boot up process, a fault condition has been detected. Cycle the input power. If this LED is still on after the Com LED finishes flashing (during the boot process), then contact Ampt support. Fault 12 Chapter 2: Installing the Ampt-CU Chapter 2: Installing the Ampt‐CU This chapter addresses the following topics: Installing the Ethernet Cable Feed-through Mounting the Enclosure Connecting Power Over Ethernet Configuring the Field Computer Network Settings Restoring Factory Defaults Copyright 2014 AMPT, LLC. 13 Installing the Ethernet Cable Feed‐through A liquid-tight wire grip is recommended for the Ethernet cable feed-through. The markings on the bottom of the unit show where to make a hole for the wire grip. Install liquid‐tight wire grip in this area Figure 4: Bottom view of the communication unit 1. Make sure the communication unit is not powered up. 2. Use a drill or punch to create a hole for the wire grip within the marked area. Notice: Drilling outside of the designated area may damage internal electronic components. Figure 5: Drill hole for the wire grip within the marked area 14 Chapter 2: Installing the Ampt-CU 3. Install your wire grip. An example is shown below. Figure 6: Example of an installed liquid‐tight wire grip Copyright 2014 AMPT, LLC. 15 Mounting the Enclosure Connect the hardware as shown in the figure below, or using a similar method, to mount the Ampt-CU enclosure. Figure 7: Mounting hardware for Ampt‐CU Note: The 1‐5/8” washer (number 5 above) is recommended for strut and uneven mounting surfaces. Note: If a vertical pole is used behind the Unistrut, it should be placed near the horizontal center of the Ampt‐CU. ID Description 4 each ¼-20 x 1.25” 18-8 SS Hex Head Cap Screw (McMaster Carr 92240A544 or equivalent) 4 each ¼ STD split lock washer 18-8 SS (Grainger 1NY97 or equivalent) 4 each ¼ STD flat washer 18-8 SS (Grainger 1NU48 or equivalent) 1 each Ampt-CU 4 each 1 hole washer, flat plate fitting (1-5/8” series) Unistrut P1062 EG or equivalent (McMaster Carr 3133T11 or equivalent) 2 each Unistrut or Kindorf 1-5/8” x 13/16” x 16” galvanized slotted channel 4 each ¼-20 strut spring nut, galvanized (McMaster Carr 3259T17or equivalent) 16 Chapter 2: Installing the Ampt-CU Connecting Power over Ethernet You will need to use a PoE injector that meets the requirements in the Specifications section on page 8. The diagram below illustrates the basic installation of a PoE injector; however, be sure to follow the installation instructions that comes with your PoE device. Caution: Live voltages may be present on the PoE cables. Figure 8: Generic Power over Ethernet (PoE) connection diagram – follow the instructions for your device 1. Route the Ethernet cable through the feed-through and cable locks. An example is shown below. Figure 9: Ethernet cable routing and connection 2. Connect the cable to the Ethernet port. 3. Twist the ends of the cable locks together to hold the cable in place. Note: Keep wires out of the antenna area as noted on the panel. Copyright 2014 AMPT, LLC. 17 Configuring the Ampt‐CU Network Settings Note: Completing the tasks in this section should be completed by a Network Administrator. Please note the following: Default IP address of the field computer is 192.168.1.249 Web interface to configure the field computer is accessed via port 8080 Modbus data is accessed via port 502 To configure the Ampt-CU network settings: 1. Configure the TCP/IP settings of your laptop to: a. IP Address - 192.168.1.248 b. Netmask - 255.255.255.0 2. Ensure the Ampt-CU is powered up. The Power LED should be on and solid green. 3. Connect your laptop to the field computer using the Ethernet ports of each device. If using PoE, the PoE injector must be connected between the laptop and the Ampt-CU. 4. Open your web browser and enter the default IP address (http://192.168.1.249:8080/) in the address bar. 5. Complete the fields on the login page a. Login: admin b. Password: password 6. Once logged in, use the menu on the left to: a. Change your password b. Configure network settings c. Set time zone and network time servers d. Manage the layout file e. Setup communications f. Reference the Modbus map g. View string/inverter currents, voltages, power h. Download string data in CSV format - new hardware will not have any data available until it has been online at least a day with a live system. i. Perform a system test j. Enable Ampt support access k. Reboot the system 18 Chapter 2: Installing the Ampt-CU Figure 10: Network Settings Home Screen 7. Follow the onscreen directions for each task. Restoring Factory Defaults The network settings and password can be restored to factory default values by pressing and holding the Restore button during the boot process. If you are using this feature to restore the password, be sure to record your network settings first. See Configuring the Ampt-CU Network Settings on page 18 for more details. To restore the network settings and password: 1. Press the Restart button 2. The LEDs will be on continuously for several seconds. 3. When the Com LED flashes, press and hold the Restore button until the Com and Fault LEDs alternate flashing. 4. The network settings and password are restored and the unit automatically reboots. Copyright 2014 AMPT, LLC. 19 20 Appendix Appendix Compliance FCC Compliance This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment complies with radiation exposure limits set forth for uncontrolled environment. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. IMPORTANT! Changes or modifications not expressly approved by Ampt, LLC could void the user’s authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. FCC ID # X3R-31570013 Model Number: 31570013 Copyright 2014 AMPT, LLC. 21 Ampt, LLC 4850 Innovation Drive Fort Collins, CO 80525 970-372-6950 Technical Support: support@ampt.com 22
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