Sma sunspec modbus registers tcp. The Grid Guard mode is ended with the code 0. The write access to the MODBUS registers has to be activated separately in the inverter MODBUS/SunSpec protocol menu. SMA-Solar. Modbus TCP. Aug 9, 2022 · SMA Modbus and SMA SunSpec Modbus Interfaces. 4 Determine Modbus devices Following the instructions listed below helps detect the Modbus devices. Either a direct, serial connection via RS485 between devices is possible (Modbus RTU) or communication via a network Jun 17, 2021 · # ha-abb-powerone-pvi-sunspec HA Custom Component to integrate data from ABB/Power-One/FIMER PV mono-phase and three-phase inverters that support SunSpec Modbus (Sunspec M1, M103, M160), natively or through the VSNx00 wifi logger card. PV inverter: Here, it is used for remote 3rd party monitoring and control. Das SunSpec Modbus-Profil der SunSpec Alliance beinhaltet einen umfassenden Satz an Messwer-ten und Parametern für Energieerzeugungsgeräte in PV-Anlagen. In der gerätespezifischen Liste (Excel) findest du unter dem Reiter „SMA Device Types“ eine Aufstellung aller Geräte, die Modbus unterstützen. Jun 19, 2019 · sensor: - platform: modbus scan_interval: 10 #scan every 10 secs registers: - name: SI6ModelID hub: SI6 slave: 1 #with TCP should be optional register: 37 # if not working try 36 some modbus map starting from 0 instead of 1 register_type: holding count: 1 - name: SB5ModelID hub: SB5000 slave: 1 register: 37 register_type: holding count: 1 Apr 23, 2019 · Phoenix contact had datasheet for the module available, so soon after electrical installation I started to play around with it. Reply SunSpec Modbus is an open standard, referenced in IEEE 1547-2018, that enables interoperability amongst DER system components. Example: Modbus register address = Modbus register number in SunSpec Modbus profile – offset 40001 – 1 = 40000. The canonical SunSpec Model consists. The MODBUS/TCP Port is set to 502 by default. A set of data points describing a logical functional block. Block. TCP is part of the Internet protocol family, the basis of the Internet, and is therefore also called TCP/IP. It de-scribes the general functioning of the Modbus interface as well as the Modbus registers provided Jul 12, 2019 · TCP stands for Transmission Control Protocol. Der Nov 20, 2016 · I'm failing to read any register from a SMA STP 10000TL-20 inverter. NOTE The MODBUS TCP function is disabled by default. The AXS Port is enabled for OPTICS RE. One or multiple inverters can be registered as Modbus devices in the commissioning dialog. Fetching N+1 or N-1 doesn’t affect register data content of any given register. Communication Interface Defects Revealed In UL 1741 SB Certified Inverters. Add-ons Bindings. Modbus interface). Technical Information STP60_SHP75-SunSpec_Modbus-TI-en-13 5 . The SMA Modbus profile contains for example overall and daily energy, current output, voltages and currents. As the SunSpec Alliance predicted during development of the IEEE 1547-2018 standard, testing the electrical functionality of devices conforming to IEEE 1547-2018 would require approximately ten times more effort than the predecessor standard (IEEE 1547-2003) and that Feb 5, 2023 · KANALMITGLIEDSCHAFT: https://www. Sascha_ (Sascha) February 9, 2021, 4:54pm 1. Disabling Battery Charging by PV System in Battery-Backup Operation Mode. 4 "Supported SMA ", page 8. When enabled, it Learn how to set up the Sunspec communication interface for the VARTA element S5 energy storage system with this quick guide. Information Models are comprised of three elements: the Model. Reaktionszeit der Modbus-Schnittstelle. The communication is made through the SMA particular Modbus protocol. Through the use of this well-known, public industry standard, other providers can integrate SMA devices into their systems without having to follow the SMA-specific inverter protocol. Through use of this well-known, industry standard, other providers can integrate SMA devices into their systems without having to follow the SMA-specific inverter protocol. In the Modbus TCP sub-menu it’s possible to enable exchanging of. Only enable remote access via VPN tunnel. Table 13 in IEEE 1547-2018 specifies ranges and default for high and low voltage trip. Feb 2, 2022 · It defines for the Modbus binding in general, “starting from register X, fetch a block of N registers”. In addition, switching to Modbus TCP reduces system costs for integrators and customers. 7 Answers. The document provides step-by-step instructions and screenshots for configuring the Sunspec settings and connecting the PV inverter to the VARTA web portal. "PUBLIC CYBER SECURITY - Guidelines for a Secure PV System Communication". To ensure data security, take appropriate protective measures such as: Set up a firewall. 3. Close unnecessary network ports. The SunSpec Alliance currently manages SunSpec Modbus testing directly and is in the process of transferring testing responsibilities to SunSpec Authorized Test Laboratories. Go to the New Technology page to learn more and download these documents. Title and information content. The SMA Modbus profile and SunSpec Modbus profile are used for SMA products. a reduction of the available dataand an assignment to the respective Modbus registers . Modbus-TCP is an industry standard protocol, that can be used to interface PLCs or other third party equipment with Victron products. 4 to connect my SolarEdge SE8K using the new modbus-sunspec Binding. Modbus TCP/IP communicates via Ethernet. Um die Modbus-Schnittstelle zu nutzen und über SunSpec Modbus mit den Produkten zu kommunizieren, müssen Sie Modbus als Kommunikationsart aktivieren und den TCP Port einstellen. The product supports the standardized SunSpec Modbus profile via the interface of the Modbus client (Modbus TCP/RTU). Werkwijze: Modbus-interface activeren en zo nodig de communicatiepoort aanpassen (zie technische informatie "SMA en SunSpec Modbus®-interface" onder www. 3 Function code list The following MODBUS commands are supported by the implemented MODBUS interface: MODBUS command Function code Quantity of Registers1 Read Holding Registers 0x03 1 to 125 Write Single Register 0x06 1 1 Register content is 16-bits width. The Modbus binding is installed. The readout is “-NaN” except the “Actual Power” is always fixed to 2147483648. By contrast, Modbus RTU, for example, communicates via RS485. SMA inverter is SunSpec certified. Data concentrators that are connected via Modbus RTU and map multiple devices via different unit IDs could be used for this function. In such a structure, the Fuel Save Controller is a communication device that is equipped with a Modbus TCP/IP interface. Procedure: Activate the Modbus interface and adjust the communication ports if necessary (see the technical information "SMA and SunSpec Modbus® Interface" at www. 1 Information on this Document . 75 KB. The benefit of this adjustment for SMA and customers is that an additional SunSpec requirement (signed current) can be fulfilled. In a Loxone system the Modbus Extension is the master device and it can be connected with up to 32 slave devices on a 2-wire bus (exactly how RS-485 is wired with a Oct 24, 2023 · There are a collection of modbus nodes available for node-red which you will need to install. First step: add the PV inverter to the network and enable modbus TCP in the SMA control panel by Modbus is a serial communications protocol typically used to connect data collection terminals to a centralized processing unit. RS232) but over TCP/IP. Through the Modbus-TCP interface you can read and write data to the chargers, battery monitors, inverter/chargers and Apr 1, 2016 · The first application collects data from all inverters in the system via their Modbus TCP servers every 5 minutes and stores it in daily “history” files on the computer. 0 - Grid Management Services via Inverter and System Controller". Activating the Receipt of Control Signals (Only for Italy) Jan 9, 2018 · 2. com. Technical Information. Nov 2, 2019 · SunSpec Tutorial Part I: Modbus. MODBUS TCP is agnostic of the server connection. Requirements: All devices in Amazon Web Services SunSpec uses curves to specify the voltage trip settings. 2 SunSpec Modbus-Profil für SMA Geräte . If they have previously connected their SMA inverters to their preferred system exclusively through RS 485, they can now save the cost of an RS485 interface. Model. November 2, 2019. Jan 25, 2016 · To read or to write Modbus registers in each case use register numbers reduced by the offset of 1. TL3, testers are welcome! Nov 28, 2022 · I am trying to read data from a SMA solar inverter. For the most thorough results I run the data collection application 24/7, but in Die Abbildung der neuen SMA Data2+ Objekte erfolgt im SMA Modbus-Profil auf neue, separate Register-Adressen. – Use of the exceptions is appropriate: • 0x0A = no slave path, slave isnʼt configured for the Unit Id used • 0x0B = slave timeout, the target of the Unit Id did not respond The SunSpec Modbus package includes: SunSpec Modbus Fact Sheet; SunSpec Technology Overview; SunSpec Device Information Model Specification; SunSpec DER Information Model Specification; SunSpec Information Model Reference (includes APPROVED 700 Series DER Models) SunSpec Model Definition (Includes SMDX and JSON) (Download from Github) Um auf SMA Wechselrichter mit SMA Modbus ® oder SunSpec ® Modbus ® zuzugreifen, muss die Modbus-Schnittstelle aktiviert werden. General Information. The main data I need is in the Export+Import section but all the registers beyond 400189 appear to be either zero or 32780. If you activate the Modbus interface, there is a risk that unauthorized users may access and manipulate the data or devices in your PV system. The benefits are obvious. com/channel/UCXao3LZhkhYyGybSl3yCxwQ/joinIn diesem Video erfährst du, wie du deinen SMA-Wechselrichter mithilfe von Jan 9, 2018 · 1. May 28, 2019 · Connection and registration of Modbus devices to the SMA Data Manager M powered by ennexOS. Software applications can communicate with solar devices from different manufacturers by using the same mechanisms and protocol (“Sunspec”) Already supported by a wide range of manufacturers. Öffne die entpackte ZIP Datei, dort findest du zwei Dateien. If your device uses MODBUS RTU, look here. Only one connection is supported. 168. Type of information. In order to access SMA invertes with SMA Modbus ® or SunSpec ® Modbus ®, the Modbus interface must be activated. Informationen zur Inbetriebnahme und Konfiguration der Modbus-Schnittstelle finden Sie in der Interface for external network / protocol 1 Ethernet port (RJ45) / Modbus TCP, SunSpec Alliance Interface to remote control 6 x DI via external SMA Digital I/O Box Certificates and approvals (more available upon request) UL 508, UL 60950-1, CSA C22. All other devices of the stand-alone grid supply are connected via various fieldbus systems to the Fuel Save Controller. a serial port connection combined with one or more TCP connections. 8. Use MODBUS /TCP. May 20, 2015 · Ethernet gives us precisely the amount of power we need in the lines leading directly to the inverter. The Sunny Tripower CORE2 is controlled and monitored via Modbus Sunspec by the Data Manager. The connected Modbus devices must conform with the SunSpec specification (see manufacturer manual). Nach Aktivierung der Schnittstelle können die Kommunikations-Ports der beiden IP-Protokolle geändert werden. “Modbus TCP Server” parameter. The connection ID requested by the SMA is 3. Mit der NWPM Touch-Erweiterung besteht die Möglichkeit auf den Wärmepumpenmanager mit dem Modbus TCP Protokoll zuzugreifen. data with third party monitoring and control systems over wireless. g. Die Reaktionszeit der Modbus-Schnittstelle ist die Zeit zwischen dem Eintreffen von Parametervorgaben im SMA Produkt bis zur Bereitstellung der entsprechenden Messwerte an der Modbus-Schnittstelle. 2 No. Mar 4, 2018 · No need to grab the numbers from the web interface or buy an expensive home manager. In order to access SMA inverters with SMA Modbus ® or SunSpec ® Modbus ®, the Modbus interface must be enabled. Additionally one needs some sensors (in my sensor. When approved, these models will be added as the “700 series” into the SunSpec Information Model Reference and the SunSpec Modbus Technology Overview document will be updated. SolarEdge SunSpec implementation supports three function codes for read and write operations: - 03 (0x03) read holding registers; 06 (0x06) write single register and 16 (0x10) write multiple registers. The Modbus TCP protocol is used here in accordance with information model 123 of the SunSpec Modbus standard. The device uses Ethernet access implemented by the Modbus Transmission Control Protocol. SunSpec Modbus is a communication protocol which is based on a client/server architecture. The custom component can be found here: I have only tested this with my own solar inverter, Kaco Powador 20. The goal of this series is to give an overview of the specification and to demonstrate how it can be used for basic use cases. In other words, SunSpec Modbus is a standardized register map scheme that will enable device recognition and supervising without the need to even know the type of the device and the vendor. Expected Behavior Get any response from Modbus device Current Behavior connect try 1/3 error: Operation timed out (Connection timed out). type: tcp. Mar 6, 2024 · 1. This allows the operation of active power and reactive power with control intervals of 1000 ms. This is a general setup needed A Modbus register is 16 bits wide. The SMA Tripower x series was released in summer 2022. There are 11 nodes in the package and they are grouped together in the Modbus section. Feb 12, 2020 · Select “RS485-2”. Remote-controlled querying of the measured values of a PV system. The SunSpec specification enables to access data on solar devices in a standardized way. After enabling the interface, the communication ports of both IP protocols can be changed. Dieses Dokument enthält eine allgemeine Beschreibung der in SMA Produkten integrierten Modbus-Schnittstelle. Dieses Dokument enthält keine Informationen über Parameter für Netzsystemdienstleistungen (Anlagensteuerobjekte). Since I hadn’t used modbus TCP before and the REST API needed a client implementation, I decided to opt for the modbus TCP route. The modbus integration allows multiple communication channels e. Go the the menu and select manage Palette and search for the node-red-contrib-modbus package. Description. Ive seen a few posts about SolarEdge Modbus and was hoping someone's got any further than this. channel in compliance with Sunspec register map, by setting “ON” the. The SunSpec Modbus profile for the SMA products starts at the register number SMA Modbus Profile The SMA Modbus profile contains definitions for SMA products. Guy Stewart (Victron Community Manager) answered · Aug 27 2020 at 7:54 PM. ID, the length of the data (in 16-‐bit registers) and the data. The use of the generally more cost-effective Modbus/RTU energy meters is another way to optimize costs. This rule mandates new safety features and requirements for advanced grid functionalities for inverters and It is necessary to activate the MODBUS/SunSpec protocol via the corresponding menus in local GUI or WEBGUI. 1 Intended Use. Hi @JORGE GONZALEZ, The Modbus-TCP register list available here. Ontvangst van stuursignalen activeren (alleen voor Italië) The Modbus interface is deactivated by default and the communication ports 502 set. The ranges in 1547-2018 are specified for categories I, II, and III. Hi all, especially @mrbig. Oct 20, 2021 · How to register Sunny Tripower CORE2 in Data Manager M. It's also the fastest, simplest installation of any residential PV solution on the market. The Unit ID in the SunSpec Modbus profile is 126. Please find further information concerning Modbus® and SunSpec®Modbus®. The component has been Jul 31, 2020 · This video is part of a tutorial series about SunSpec, an open specification that aims at increasing the interoperability within the solar and distributed en The SunSpec Modbus DER information models are currently in TEST status. 1980s, SunSpec Alliance created the SunSpec Modbus interface in 2009 and has continually extended it to cover all solar inverters and many other commercially available DERs. SunSpec communication standards address operational requirements of solar and energy storage on the smart grid. Note: you have to turn on the TCP server of your inverter. This is the working config: modbus: - name: wallbe. Sadly, the binding seems to interpret the numbers wrong. "Simplified implementation of the network and system protection in PV systems". The VSNx00 provides a SunSpec to Aurora protocol adapter so that all modbus commands are translated to the proprietary Aurora protocol. Configuring modbus communication. The SunSpec protocol enables sending and receiving of remote commands, control settings, and status information. Communication via SunSpec Modbus is the condition for the operation of the inverter with the SMA Data Manager. Fewest system components, fastest installation and powerline communication. Much of the information available at this point on the internet refers to the old Tripower series and is only Configuring Sunny Tripower CORE2. Configure the modbus communication with modbus devices. Power cycle the inverter for good Apr 20, 2020 · Hi Folks, I just updated to Release 2. If you require further information, please click on an individual tab. For wider data items, connected Modbus registers are used and considered as data blocks. Sep 13, 2019 · I know there are many topics about this, but with all information in other posts (new+old) I still can’t get openhab to read actual data from my inverter (Sunny Boy SMA). Not all SMA products support all Modbus registers of the SunSpec Modbus Profile. Erweiterung für eine Modbus TCP Anbindung. The Modbus interface is deactivated by default and the communication ports 502 set. Feb 17, 2023 · swante (Swante) February 17, 2023, 5:08pm 1. Then configure the connection with your Sunspec -compatible device (fig. Dec 17, 2020 · 1639. The protocol offers easy and reliable communication between a client and one or more servers (in this case the inverters). 3 Informationen zur Aktivierung von SunSpec Modbus. Grundkonfiguration Loxone Modbus TCP. 1). You can find all the devices that support Modbus in the device-specific list (Excel), under “SMA Device Types. The address is 30773. Modbus is a serial communications protocol that is based on the RS-485 standard. The second application graphically displays data from these files for the selected day. The numbering of SMA residential solutions feature our proprietary ShadeFix technology paired with a SunSpec certified shutdown device, which third party testing has shown produces more power. StorEdge uses Modbus to perform SunSpec messaging over two types of physical/link-layer channels: Modbus RTU: Remote Terminal Unit (RTU) Modbus over a serial RS485 connection Modbus TCP: Modbus over an Ethernet connection Aug 26, 2020 · Modbus TCP. Supported only in split-phase configurations (Japanese grid and SunSpec Alliance is the information standards and certification organization for the Distributed Energy Resource (DER) industry. 9 Aug 2022 Knowledge. The Data Manager can control the inverter Sunny Tripower CORE2 (STP 110-60). I just downloaded it and opened it myself and it is working. Modbus-TCP is a feature on all our GX devices eg Cerbo GX, and Venus GX . I have so far decoded as far as register 40189 on page 19 successfully. Overview on Modbus interfaces and link to product page. It defines the way in which data is exchanged between the individual network components. Aug 26, 2020 · Modbus TCP. The new SMA Data2+ objects are represented in the SMA Modbus profile on new, separate register addresses. Register size value 16 - bits 0x1234 the first byte sent is 0x12, then 0x34 2. modbus, sma, sunspec. In der Loxone Config wird unter Miniserverkommunikation ein Modbusserver einfügen. The data to read is a Dword (32 bits) in two holding registers, which i solve by reading two Words and joining them together later. Apr 16, 2021 · Our SMA PV inverter allows to retrieve data from it via a REST API, a cloud service, modbus RTU and modbus TCP. The Modbus interface of the supported SMA products is designed for industrial use and has the following tasks: Remote control of the grid management services of a PV system. Kind regards, Anke. Rev A • July 2019 SUNSPEC MODBUS INTERFACE Inverter SunSpec Modbus PV Module SunSpec Modbus Meter SunSpec Modbus Tracker SunSpec Modbus Storage SunSpec Modbus Gateway • Modbus/TCP – *MUST* always return a response, exception, or close the socket – In no situation may a Modbus/TCP slave not answer. Do not set up port forwarding at the The SMA Modbus Profile FSC was developed for a stand-alone grid. Modbus uses the master-slave arrangement where one device initiates all the communication activity. Introduction. 0. When configured, MODBUS TCP does not initiate a connection - the server waits for a client to connect. Now some Modbus TCP requests were responding. I would like to share my experience of integration the information of the inverter SMA Tripower x (STP XX-50) in Home Assistant. All available data on SMA products was assigned to the corresponding Modbus registers for the definition. If an SMA inverter is restarted during Grid Guard mode, the SMA Grid Guard code must be transmitted again. 1. youtube. Choose Protocol “SunSpec (Non-SE Logger)”, also under that set Device ID to 1 (mine was set to 5). SolarEdge inverters support device ID (DID) 101, 1021 and 103 register mappings. You will find the relevant details about the device types and firmware that are supported there. 0. After you extract the ZIP file, you will find two files. You can also see the available devices and addresses on the unit itself, as described here in the Modbus TCP manual. Die Reaktionszeit der Modbus-Schnittstelle beträgt 5 bis 10 Sekunden. With the Modbus protocol interface, SMA makes the flexible integration of inverters possible. The register number of the first Modbus register in a data block is the start address of the data block. Category III is referenced in the examples, but the concepts are the same for each. You will find a list of the supported SunSpec Modbus registers at www. Diese Anpassung hat für SMA und die Kunden den Vorteil, dass zusätzlich eine Anforderung der SunSpec (Strom mit Vorzeichen) erfüllt werden kann. • Contrast and compare the available measured values for your SMA device with the Modbus registers requested by this SMA device (see Section 5 "STP60 SunSpec Modbus Profile – Assignment Tables", page 15). port: 502. Procedure werkelijk vermogen configureren. SMA hat eine Abbildung der spe-ziellen Datenpunkte des Wechselrichters auf die von der SunSpec geforderten Datenpunkte durch-geführt. The Modbus interface is activated by default and the communication port 502 set. host: 192. It works only over LAN. Fig. Not all SMA products support all Modbus registers of the SMA Modbus profile. So I decided to check that pysunspec wrote data in the correct 40372 rw modbus register by patching the trace_func code (see: #10 ) and it appears that pysunspec is trying The SMA Grid Guard code as well as the code for logging out of the Grid Guard mode are described in the Modbus register 43090 under the Unit ID 3. Feb 9, 2021 · SMA SunSpec over Modbus. This document does not contain any information on software which can communicate with the Modbus interface (see the software manufacturer's manual). For US series inverters the MODBUS/SunSpec protocol is activated by default. Hinweis: Im ersten Moment kann es irritierend sein, dass man einen Modbusserver einfügt, da es sich effektiv um eine Modbus Clientkonfiguration handelt. The product is equipped with a SunSpec Modbus interface. This is a three-part tutorial about SunSpec, an open specification that aims at increasing the interoperability within the solar and distributed energy industry. This product provides communication with other OutBack devices. 2 SMA Modbus Profile The SMA Modbus profile contains definitions for SMA products. Modbus TCP data concentrators that map, for example, several energy meters to different Modbus register ranges or unit IDs can only be used for a single system device. SunSpec Modbus Profile. Jun 2, 2021 · With this component you can monitor your SunSpec Modbus compliant device (solar inverter for example). After activating the interface, the communication ports of both IP protocols can be changed. The assignment between SMA device data and Modbus addresses is divided into sections in the SMA Modbus profile that can be addressed by Unit IDs (see The new SMA Data2+ objects are represented in the SMA Modbus profile on new, separate register addresses. 1. This example shows the connection settings for MODBUS TCP. com ). As far as its worth empty. 1: IP connection settings. PV inverter: 1. Apr 14, 2015 · Ethernet gives us precisely the amount of power we need in the lines leading directly to the inverter. The mandatory data of the following SunSpec models are supported: Common model: 1, 11, 12. Mar 23, 2016 · In SMA SunSpec Modbus interface document, it is said that modbus exception 1 occurs when trying to write a data block to an address range that contains read-only registers. Oct 4, 2018 · Modbus TCP. Geh auf die SMA Downloadseite zum Thema Modbus-Protokollschnittstelle. Der Wärmepumpenmanager kann über die als Zubehör erhältliche NWPM Touch-Erweiterung in ein Ethernet-Netzwerk eingebunden werden. ”. This is important for California rule 21. For further information on Modbus ennexOS, see the Technical Information "SMA Modbus® Interface - ennexOS" at www. Put a request in a packet, send it to <yourSMAIP> port,502 and wait for the return packet. Click "OK" and save the connection settings. In the inverter settings the modbus is enabled. Standardmäßig ist die Modbus-Schnittstelle von SMA Produkten deaktiviert. ID must be set in addition to the TCP port. The nodes that we are mainly interested in are the read and write nodes. For SunSpec devices, acceptable block lengths are more or less pre-defined in the specification the device needs to follow. Lade dir dort die Modbus Spezifikation (ZIP File) runter. The communication to the device/devices can be serial (rs-485), TCP, or UDP connections. The SunSpec specification builds up on Modbus. 60950-1-07, EN 60950-1, EN 55022 Modbus. In step „Modbus registration“ please use the profile „Sunspec Modbus“ and Corrective measures: NaN Values", page 13). Remote-controlled changing of the parameters of a PV system. The number (CNT) of connected Modbus registers is indicated in the SunSpec allocation tables. 2. Validity . Should work with any certified product listed here: You can customize what data to read from the device using the configuration flow. 5. Change the Protocol over to “SolarEdge Master” (now a SolarEdge logger script was getting data too) Change back protocol to “None”. Für Informationen zu diesen Parametern setzen Sie sich mit dem Service in Verbindung. Create a new configuration from the main window using the "Green Plus" button. Its like a serial interface (e. With the Modbus protocol interface, SMA makes flexible integration of inverters possible. I’ve tried to get rid of a webscraper script to gather information from my solar power inverter and tried to use the modbus binding for this job. You may be trying to read from a Modbus register that is not defined in the SunSpec Modbus . Procedure: 1. yaml): 3. Information on firmware versions and device-specific Modbus registers of SMA products can be found on our product pages or Modbus page at www. To expand the scope of supported devices here as well, Modbus/RTU energy meters can - in addition to the already supported Modbus/TCP energy meters - be connected to the SMA Data Manager M. "SMA GRID GUARD 10. I installed Modbus Binding and Sunspec and created the Bridge and Inverter Things using PaperUI: Although the SE8K is a 3 phase inverter, I used the single phase inverter Thing because it’s the only one the Binding seems to offer: Then I configured the items in an item file The Modbus interface is deactivated by default and the communication ports 502 set. A collection of data points. This document is valid for the device types listed in Section 2. tj do ph hs pj kx ow da hs ns