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SolarEdge SMI-180 Installation Manual

Safety and monitoring interface
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Installation Guide
Safety and Monitoring
Interface (SMI-180)
For Europe and APAC
Version 1.1

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  • Page 1 Installation Guide Safety and Monitoring Interface (SMI-180) For Europe and APAC Version 1.1...
  • Page 2 The material furnished in this document is believed to be accurate and reliable. However, SolarEdge assumes no responsibility for the use of this material. SolarEdge reserves the right to make changes to the material at any time and without notice. You may refer to the SolarEdge web site ( ) for the most updated version.

  • Page 3: Disclaimers

    Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. Changes or modifications not expressly approved by the party responsible for compliance may void the user’s authority to operate the equipment. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 4 System configuration information, including the type and number of modules connected and the number and length of strings. The communication method to the SolarEdge server, if the site is connected. The software version as appears in the ID status screen.

  • Page 5: Table Of Contents

    Emission Compliance Support and Contact Information HANDLING AND SAFETY INSTRUCTIONS Safety Symbols Information IMPORTANT SAFETY INSTRUCTIONS Chapter 1: Introducing the SMI-180 Safety and Monitoring Interface for Large Scale Installations The SMI External Interfaces The SMI Internal Interfaces Chapter 2: Installing the SMI...
  • Page 6 Support and Contact Information     5 Appendix A: Errors and Troubleshooting Troubleshooting Communication Troubleshooting SolarEdge Systems, Addendum (Europe & APAC) Error Codes Appendix B: SMI Specifications Mechanical Specifications Technical Specifications SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 7: Important Safety Instructions

    Denotes information about safety issues. Disposal requirements under the Waste Electrical and Electronic Equipment (WEEE) regulations: NOTE Discard this product according to local regulations or send it back to SolarEdge. IMPORTANT SAFETY INSTRUCTIONS WARNING! Do not remove the SMI cover before five minutes have elapsed after disconnecting all sources of power.

  • Page 8: Handling And Safety Instructions

    SMI. WARNING! The SMI is designed to work in conjunction with non-SolarEdge inverters and with SolarEdge power optimizers equipped with the IndOp™ technology. It will NOT work with the SolarEdge fixed string voltage mode. Therefore, string lengths and system design must comply with the inverter design guidelines.

  • Page 9: Chapter 1: Introducing The Smi-180 Safety And Monitoring Interface For Large Scale Installations

     2. Communication of the module-level data sent from the power optimizers to the SolarEdge monitoring platform. SolarEdge offers also the monitoring interface (MI) , which includes only the second feature above. The SMI supports the SolarEdge optimizer SafeDC™ feature. The SafeDC™ mechanism automatically shuts down module voltage whenever the grid power is shut down, thus providing greater safety during installation, maintenance and firefighting.

  • Page 10: The Smi External Interfaces

    Chapter 1: Introducing the SMI-180 Safety and Monitoring Interface for Large Scale Installations     8 The SMI External Interfaces The following shows the SMI connectors and interfaces: Figure 3: SMI interfaces ON/OFF Switch: Turning this switch ON (1) starts the operation of the power optimizers.

  • Page 11: The Smi Internal Interfaces

     3. Open the cover’s six Allen screws and carefully remove the cover. CAUTION! When removing the cover, make sure not to damage internal components. SolarEdge will not be held responsible for any components damaged as a   result of incautious cover removal.
  • Page 12 Chapter 1: Introducing the SMI-180 Safety and Monitoring Interface for Large Scale Installations     10 Accessing the Internal Compartments The SMI is divided into two compartments by a plate. The top compartment on the plate includes the communication board, the LCD screen and user buttons, the power supply connector and communication connectors.

  • Page 13: Chapter 2: Installing The Smi

    Identifying the SMI Refer to the sticker on the SMI that specifies its Serial Number and its Electrical Ratings. Provide the serial number when contacting SolarEdge support. The serial number is also required when opening a new site in the monitoring platform.

  • Page 14: Mounting The Smi

     5. Hang the SMI on the bracket: Align the two assembled brackets on the SMI enclosure with the two triangular protrusions of the mounting bracket, and lower the SMI until it rests on the bracket. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 15  1. Determine the SMI mounting location, on a rail or on the floor, as follows: To allow proper heat dissipation, maintain 2'' / 5 cm minimum clearance areas between the SMI and other objects. Make sure the mounting surface or structure can support the weight of the SMI. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 16 Functional earthling is required to enable the over-voltage protection. To earth the SMI, connect a grounding cable to the grounding location at the rear of the SMI. The grounding cable must be at least 1.5mm . You may use a cable of up to 50mm SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 17: Connecting Pv Strings To The Smi

    The following procedure describes how to connect the DC cables from the power optimizer strings to the SMI. A typical installation has up to 18 strings connected to an SMI through a combiner box. Figure 13: String connection   SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 18 If the cables are less than 18 mm in diameter, replace the rubber seals in the gland with the rubber seals supplied in the SMI package, and insert the wires through the opening. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 19 Lb*ft) and insert the lug into the input terminal blocks. Figure 16: Using cable lugs    6. Fasten the Allen screws of the power distribution blocks. Apply a torque of 30 N*m / 22 lb.*ft. Figure 17: DC IN cables connected  7. Seal all glands. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 20: Connecting To A Dc Power Supply

    The SMI is powered from a separate DC power supply unit (PSU, not provided by SolarEdge). Use a PSU with 48V nominal voltage. The input of the SMI can be connected to voltages 30-55 VDC, and each SMI will consume 12W.
  • Page 21 18 / 0.82 570 / 1870 20 / 0.52 360 / 1181 14 / 2.08 2890 / 9481 18 / 0.82 1140 / 3740 20 / 0.52 720 / 2362   Figure 19: Power supply connection   SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 22  5. Connect the (+) wire(s) to the right side of the connector.  6. Push the connector into the 4-pin terminal block on the communication board.   Figure 21: 4-pin connector and power supply (Aux. power) terminal block SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 23: Chapter 3: Commissioning The Installation

    If the LCD panel shows 0V:  1. Verify that the PV modules are not shaded or otherwise obstructed.  2. Check for proper power optimizer, string and DC input connection.  3. Verify the correct polarity of the DC input connection. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 24: Step 2: Pairing Power Optimizers To The Smi

    The following message is displayed indicating that the inverter is performing the pairing: P a i r i n g R e m a i n i n g [ s e c ] : 1 8 0   SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 25: Step 3: Verifying Proper Activation

    3. Wait for the completion of the pairing (remaining seconds is 0). If pairing fails, an error is displayed. In this case, repeat the pairing steps. If the problem persists, contact SolarEdge Support. When pairing succeeds, the following message is displayed:...

  • Page 26: Step 4: Reporting And Monitoring Installation Data

    Step 4: Reporting and Monitoring Installation Data NOTE Monitoring the site requires connecting the SMI to the monitoring platform, using any of the wired or wireless options available from SolarEdge. Refer to Setting Up Communication to the Monitoring Platform on page 44. The Monitoring Platform...
  • Page 27 . If you have not yet signed up, go to web/p/home#createSites https://monitoring.solaredge.com/solaredge-web/p/createSelfNewInstaller  2. Fill out all required information in the screen, which includes information about your installation, as well as details about its logical and physical mapping.   SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 28 Once the form is completed, use the Mapper to scan the 2D codes and create the map in the monitoring platform. Optionally, you can send the sticker sheet to SolarEdge Support for physical layout creation. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 29: Chapter 4: Smi Connections

    If the cables are less than 18 mm in diameter, replace the rubber seals in the gland with the rubber seals supplied in the SMI package, and insert the wires through the opening.  8. Connect the cables to the DC+ and DC- output connectors as indicated. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 30: Connecting The Inverter To The Smi

     3. Switch the AC to the inverter ON (as described in its manual). If applicable, turn the inverter AC/DC Safety Switch to ON.  4. Turn ON the SMI ON/OFF switch and the PSU.  5. Wait for the inverter to start producing power. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 31: Verifying Proper Operation

    Pdc [w]: Specifies the expected DC output power. 2. Take note of the serial # on the SMI label. This information is used in the SolarEdge monitoring platform to identify this SMI and is needed when opening a new site in the monitoring platform.

  • Page 32: Chapter 5: User Interface

    SMI Configuration – Setup Mode on page 31. Error messages: In the event of a problem, an error message may be displayed on the LCD panel. For more information, refer Errors and Troubleshooting on page 58. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 33: Smi Configuration - Setup Mode

    I n f o r m a t i o n The SMI is now in Setup mode and all its LEDs are lit. The SMI automatically exits Setup mode if no buttons are pressed for more than 2 minutes. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 34 H a r d w a r e I D s (1) If ZigBee is connected, the Wi-Fi Conf menu is not displayed. If ZigBee is not connected, ZigBee Conf and Wi-Fi Conf are both displayed with <N/A>. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 35 3. Short-press (one second) to scroll down to the next menu option, and long-press (three seconds) to select the item. You can use the Exit option in these menus to move up one menu level or to exit the Setup mode from the main menu. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 36 S W U p g r a d e S D - C a r d E x i t The options presented in these menus are described in the next section. (1) If Wi-Fi is connected, the ZigBee Conf menu is not displayed, and vice versa. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 37: Configuration Menu Options

    Enter. Communication  1. Select the Communication option to define and configure: The communication option used by the SMI to communicate with the SolarEdge monitoring platform The communication option used to communicate between multiple SolarEdge devices or other external non-SolarEdge devices, such as energy meters or loggers.
  • Page 38 (1) If ZigBee is connected, the Wi-Fi Conf menu is not displayed. If ZigBee is not connected, ZigBee Conf and Wi-Fi Conf are both displayed with <N/A> and their menus are not accessible. (2) When using the SolarEdge GSM products, RS232 Conf menu is unavailable. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 39 R e s e t C o u n t e r s F a c t o r y R e s e t F W U p g r a d e (1) When using the SolarEdge GSM products this menu is unavailable. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 40 DSP 1: The DSP digital control board firmware version CPU: The communication board firmware version NOTE Please have these numbers ready when you contact SolarEdge Support. Error Log: Displays the last five errors. Warning Log: Displays the last five warnings.

  • Page 41: Status Screens - Operational Mode

    If XXX and YYY are not equal, there may be a problem in one or more power optimizers. S_OK: The connection to the SolarEdge monitoring platform is successful . ON/OFF: Indicates the position of the SMI ON/OFF switch.
  • Page 42 R R O R M E S S A G E > Server: The method of connection to the SolarEdge monitoring platform. S_OK: The connection to the SolarEdge monitoring platform is successful (should appear only if the SMI is connected to the server).
  • Page 43 MID: The Master ID of the coordinator (master) ZigBee Plug-in. This field is shown only in devices with router (slave) ZigBee cards, and after a successful ZigBee association. If a ZigBee Plug-in is not connected, a No ZigBee message is displayed instead of the MID field. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 44 WLAN must employ the same SSID in order to communicate with each other. RSSI: The receive signal strength indication of the closest Wi-Fi in the SolarEdge system. L = low, M = medium, H = high and - = no signal.
  • Page 45 MPS: ZigBee multipoint slave (for a ZigBee router card) For electricity meters, refer to the application note - Connecting an Electricity Meter to SolarEdge Devices at http://www.solaredge.com/files/pdfs/solaredge-meter-installation-guide.pdf SS: SunSpec - for a non-SolarEdge logger (monitoring and control) SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 46: Chapter 6: Setting Up Communication To The Monitoring Platform

    Ethernet is used for a LAN connection. For connection instructions refer to . RS485 RS485 is used for the connection of multiple SolarEdge devices on the same bus in a master-slave configuration. RS485 can also be used as an interface to external devices, such as meters and third party data loggers.
  • Page 47 The Wi-Fi option requires a Wi-Fi Plug-in and an external antenna, available from SolarEdge in a kit, which can be purchased separately and assembled during system installation. The Wi-Fi Plug-in kit is provided with a user manual, which should be reviewed prior to connection. Refer to http://www.solaredge.com/sites/default/files/se_wifi_communication_solution_installation_...

  • Page 48: Communication Connectors

    RS485, power reduction 2.5-5 mm Figure 24: Communication Glands The communication board has a standard RJ45 terminal block for Ethernet connection, and a 9-pin terminal block for RS485 connection, as shown below: Figure 25: Internal connectors SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 49: Creating An Ethernet (Lan) Connection

    If using a cable longer than 10 m / 33 ft in areas where there is a risk of induced voltage surges by lightning, it is recommend to use external surge protection devices. For details refer to: http://www.solaredge.com/files/pdfs/lightning_ surge_protection.pdf Figure 26: Example of Ethernet connection SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 50 CAT5/6 standard cables have eight wires (four twisted pairs), as shown in the diagram below. Wire colors may differ from one cable to another. You can use either wiring standard, as long as both sides of the cable have the same pin-out and color-coding. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 51  d. Use a crimping tool to crimp the connector.  e. Connect the Ethernet connector to the RJ45 port on the digital board. (1) The SMI connection does not support RX/TX polarity change. Supporting crossover Ethernet cables depends on the switch capabilities. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 52 If your network has a firewall, you may need to configure it to enable the connection to the following address: Destination Address: prod2.solaredge.com TCP Port: 22222, 22221, or 80 (for incoming and outgoing data) 10. Verify the connection, as described in Verifying the Connection on page 55. SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 53: Creating An Rs485 Bus Connection

      Creating an RS485 Bus Connection Creating an RS485 Bus Connection The SMI can connect to other SolarEdge devices, such as other SMIs, or SolarEdge control and communication gateways. The SMI can also connect to non-SolarEdge devices, such as revenue grade meters or non-SolarEdge inverters and read their data for display in the SolarEdge monitoring platform.
  • Page 54 SolarEdge (default for RS485-1): Used when connecting to SolarEdge devices, such as: other SMIs, gateways, or inverters. By default, all SolarEdge devices are pre-configured as slaves on the RS485-1 port. Revenue Meter: Used when connecting to an external revenue grade meter, in order to read the meter data and send it to the monitoring platform.
  • Page 55 Do not cross-connect B, A and G wires. Make sure you are using the same RS485 port (1/2) in all devices. 6. Tighten the terminal block screws. 7. Push the RS485 terminal block firmly all the way into the communication board. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 56  1. Designate the first or the last SMI to be the connection point between the RS485 bus and the SolarEdge monitoring server. This SMI will serve as the master device.  2. Connect the master to the SolarEdge monitoring platform via one of the communication options (Ethernet, GSM or ZigBee).

  • Page 57: Verifying The Connection

    2. Switch the AC to the inverter ON (as described in its manual). If applicable, turn the inverter DC Safety Switch to ON. 3. Wait for the SMI to connect to the SolarEdge monitoring server. This may take up to two minutes.
  • Page 58 3. Use the internal buttons to configure the connection. To set the inverter designated as master, select the following in the LCD menus: Communication è Server è LAN, ZigBeeor Wi-Fi RS485- Conf. è Device Type è SolarEdge RS485- Conf. è Protocol è Master RS485- Conf. è Slave Detect The system starts automatic detection of the slave inverters connected to the master inverter.

  • Page 59: Additional Connection Options

    This communication option enables using a ZigBee connection to connect one or several devices to the monitoring platform. The ZigBee device is provided with a user manual, which should be reviewed prior to connection. It is available on the SolarEdge website at (under ZigBee). http://www.solaredge.com/groups/products/communication...

  • Page 60: Appendix A: Errors And Troubleshooting

    Appendix A: Errors and Troubleshooting This appendix describes general system problems, and how to troubleshoot them. For further assistance, contact SolarEdge Support. For information on the error and warning messages that appear on the LCD panel when an error occurs, refer to http://www.solaredge.com/sites/default/files/se-inverter-installation-guide-...
  • Page 61  3. Check that the selected communication option is properly configured.  4. Use a method independent of the SolarEdge device to check whether the network and modem are operating properly. For example, connect a laptop to the Ethernet router and connect to the Internet.

  • Page 62: Troubleshooting Solaredge Systems, Addendum (Europe & Apac)

    Troubleshooting SolarEdge Systems, Addendum (Europe & APAC)     60 Troubleshooting SolarEdge Systems, Addendum (Europe & APAC) This addendum is a supplement to the SolarEdge Installation Guide versions 3.0 and above (P/N MAN-01-00057-3.0 and above; ). This http://www.solaredge.com/sites/default/files/se-inverter-installation-guide.pdf document describes error codes and how to troubleshoot them.
  • Page 63 Re-install in a cooler location. Broken or unconnected If the fault persists, contact Faulty Temp. Sensor temperature SolarEdge Support. sensor. Internal hardware If the fault persists, contact Hardware Error error. SolarEdge Support. SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 64 Troubleshooting SolarEdge Systems, Addendum (Europe & APAC)     62 Error # LCD Message Description Troubleshooting Internal hardware If the fault persists, contact Internal HW Error error. SolarEdge Support. 4, 5, 8, SW Error 12,18-23, Internal software If the fault persists, contact 39, 42, error.

  • Page 65: Appendix B: Smi Specifications

      Appendix B: SMI Specifications Appendix B: SMI Specifications Mechanical Specifications Figure 33: SMI vertical mounting - front, side and rear views (mm / in) Figure 34: Vertical mounting bracket dimensions SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 66 Appendix B: SMI Specifications     64 Figure 35: SMI horizontal mounting - front, side and isometric views SMI-180 Installation Guide MAN-01-00157-1.1...

  • Page 67: Technical Specifications

    Module Safety DC Voltage   On-site Master Shutdown   2 x RS485, RS232, Ethernet, ZigBee Supported Communication   (optional) Standard Compliance IEC61000-6-2, IEC61000-6-3, Emissions   IEC61000-3-11, IEC61000-3-12, FCC part 15 class A Safety   IEC-62109, UL1741, C22.2 No.107.1   SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 68 IP66   Relative Humidity 0 to 100 Input Wiring Gauge 35 to 105 Output Wiring Gauge 35 to 105 Storage Temperature Range -40 to +85 / -40 to +185 °C/°F Storage Humidity Range 0 to 95 SMI-180 Installation Guide MAN-01-00157-1.1...
  • Page 69 SolarEdge service portal: www.solaredge.com/service/support Australia (+61) 1800 465 567 APAC (Asia Pacific)(+972) 073 240 3118 Belgium (+32) 0800 76633 Netherlands (+31) 0800 7105 China (+86) 21 6212 5536 DACH &...

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