Sungrow Logger4000 User Manual
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Sungrow Logger4000 User Manual

Sungrow Logger4000 User Manual

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User Manual
Data Logger
Logger4000
Logger4000-UEN-Ver26-202403

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  • Page 1 User Manual Data Logger Logger4000 Logger4000-UEN-Ver26-202403...

  • Page 2: All Rights Reserved

    Software Licenses • It is prohibited to use data contained in firmware or software developed by SUNGROW, in part or in full, for commercial purposes by any means. • It is prohibited to perform reverse engineering, cracking, or any other operations that...

  • Page 3: About This Manual

    Validity This manual is valid for the following models: • Logger4000 Target Group This manual is intended for qualified technicians who are responsible for installation, operation, and maintenance of the product, and users who need to check inverter parameters.
  • Page 4 Symbols This manual contains important safety instructions, which are highlighted with the following symbols, to ensure personal and property safety during usage, or to help optimize the product performance in an efficient way. Symbols used in this manual are listed below. Please review carefully for better use of this manual.

  • Page 5: Table Of Contents

    Contents All Rights Reserved......................I About This Manual......................II 1 Safety Instructions ....................1 2 Product Description ....................4 2.1 Function Description..................... 4 2.2 Networking Application..................5 2.3 Product Introduction....................8 3 Unpacking and Storage ..................10 3.1 Scope of Delivery....................10 3.2 Identifying the Data Logger................
  • Page 6 5.6.1 RS485 Cable Connection.................30 5.6.2 Ethernet Cable Connection..............31 5.7 Wiring of DI signal....................31 5.8 Wiring of DO Signal................... 32 5.9 Wiring of AI Signal..................... 33 5.10 Wiring of PT Signal..................35 5.11 Connecting to the Remote Monitoring Device..........36 5.12 Connecting to the AC Power Supply..............37 5.13 Connecting to the DC Power Supply...............
  • Page 7 7.6.11 Device Information..................51 7.7 Device Maintenance................... 52 7.7.1 Device List....................52 7.7.1.1 Auto Search..................52 7.7.1.2 Export..................... 52 7.7.1.3 Import..................... 52 7.7.1.4 Add Device..................53 7.7.1.5 Edit Device..................53 7.7.1.6 Delete Device................. 53 7.7.2 Firmware Update..................53 7.7.3 Inverter Log....................54 7.7.4 AFCI Activation..................54 7.7.5 Fault Recorder..................55 7.8 History Data......................
  • Page 8 7.9.7.2 Generate Point Table..............65 7.9.7.3 Import IEC104 Forwarding Point Table.......... 65 7.9.7.4 Export IEC104 Forwarding Point Table.......... 65 7.9.8 MODBUS....................65 7.9.8.1 Server Mode...................66 7.9.8.2 RTU Mode..................66 7.9.8.3 Modbus TCP Fast Dispatch............66 7.9.9 Third-party Portal..................67 7.9.10 GOOSE....................68 7.9.11 Port Parameter..................
  • Page 9 8.2.2.3 Local Power Control...............83 8.2.2.4 Analog Input................... 84 8.2.2.5 Digital Input..................86 8.2.2.6 Country Mode.................87 8.2.2.7 Disable Dispatching................87 8.3 Emergency Button....................87 9 System Management ..................88 10 Routine Maintenance ..................90 10.1 Safety Instructions.................... 90 10.2 Maintenance List....................91 11 Troubleshooting ....................92 11.1 Safety Instructions....................

  • Page 10: Safety Instructions

    Perform operations considering actual on-site conditions. • SUNGROW shall not be held liable for any damage caused by violation of general safe operation requirements, safety standards, and the safety instructions specified in this manual.
  • Page 11 Before Installation NOTICE After receiving the product, please check if there is damage caused during transport. Contact SUNGROW or the forwarding company once any problem is found. The related operators must be familiar with the safety instructions in this manual and other safety regulations about the installation, operation and maintenance of the product.
  • Page 12 Users are forbidden from performing repair and maintenance or replacing modules by themselves. Otherwise, it may cause severe personal injuries or property damages. NOTICE Never replace the internal components of the device without authorization. SUNGROW shall not be held liable for any possible damage caused by ignorance of this warning.

  • Page 13: Product Description

    The Data Logger can be connected to devices in the PV system via an RS485 bus, and it can be also connected to SUNGROW string inverter equipped with the PLC communication function through the PLC cable. The Data Logger can store and process device information as well as convert data communication protocol.

  • Page 14: Networking Application

    Goose instructions, to achieve reactive power control within 30ms. IV Curve Online Diagnosis The Data Logger can perform I-V curve scanning on inverters developed by SUNGROW, and users can view scanning result via iSolarCloud, Insight or iSolarSuite. For detailed description of the I-V curve scanning, refer to the manual of iSolarCloud, Insight or iSolarSuite.
  • Page 15 2 Product Description User Manual figure 2-1 Ring networking When the ring networking is used, a maximum of 15 Data Loggers can be connected to a ring network. figure 2-2 Star networking...
  • Page 16 User Manual 2 Product Description Connected to iSolarCloud through a Router As shown in the figure below, the Data Logger can be directly connected to the iSolarCloud through a router.

  • Page 17: Product Introduction

    2 Product Description User Manual 2.3   Product Introduction Appearance Item Description Indicators Mounting ear Wiring area Indicators Optimizer Indicators Name Status Description status Steady on Normal power supply Power (Red) indicator Abnormal power supply Blinking Running normally Running indicator Off/On Abnormal operation WLAN...
  • Page 18 User Manual 2 Product Description Optimizer Indicators Name Status Description status The connected inverter is free from faults. Dimensions...

  • Page 19: Unpacking And Storage

    3   Unpacking and Storage 3.1   Scope of Delivery The following items should be included. Item Name Description Data Logger Quick Installation Guide, quality certificate, Documents packing list, product test report, and warranty card Ethernet cable Mounting ear Bottom supporter PLC cable OT terminal Nylon cable tie...

  • Page 20: Identifying The Data Logger

    • Confirm that the received model is the same as the purchased one. • Check the device thoroughly and ensure there are no visible damages. If there are any problems, contact SUNGROW or the forwarding company. WARNING Proceed with installation and commissioning only if the product is intact without signs of damage! Before installation, ensure that: •...

  • Page 21: Storage

    3 Unpacking and Storage User Manual 3.4   Storage If the Data Logger is not installed immediately after receiving, observe the following requirements to store it properly. • Store the Data Logger in its original packing case in a well-ventilated, dry, and clean indoor environment.

  • Page 22: Mechanical Installation

    4   Mechanical Installation 4.1   Installation Location Selection Environment Requirements • The Data Logger has an IP20 protection rating and should only be installed indoors. • Ambient temperature: –30°C to +60°C. Ambient relative humidity: 0% to 95% (no condensation). Excessive humidity may cause damage to internal components. •...

  • Page 23: Mounting The Data Logger

    4 Mechanical Installation User Manual Utility knife Marker Measuring tape Protective gloves Dust mask Safety footwear Vacuum cleaner Goggles Hammer drill Electric screwdriver Wire stripper Wire cutter Wire crimping tool Slotted screwdriver Phillips screwdriver Rubber mallet 4.3   Mounting the Data Logger As long as the installation environment requirements are met, the Data Logger can be installed at any suitable indoor location.

  • Page 24: Wall-Mounted Installation

    User Manual 4 Mechanical Installation 4.3.1 Wall-Mounted Installation Prerequisites DANGER Avoid drilling holes in the utility pipes and/or cables attached to back of the wall! When holes are punched on the mounting surface, it is recommended to turn on a vacuuming device and wear goggles and a dust mask to prevent dust from entering the eyes or being inhaled into the body.

  • Page 25: Rack-Mounted Installation

    4 Mechanical Installation User Manual Mount the Data Logger to the Wall step 1 Mark positions for drilling holes on the installation wall. Drill the holes with a hammer drill of φ6mm. (Note: Reserve sufficient clearances around the Data Logger.) step 2 Insert the expansion sleeve into the drilled hole, and make it completely embedded in the wall with a rubber hammer.
  • Page 26 User Manual 4 Mechanical Installation • 1U standard rack, not included in the scope of delivery • Screwdriver, not included in the scope of delivery • Screw, not included in the scope of delivery • Nut, not included in the scope of delivery Install mounting ears Anchor the mounting ears to the Data Logger with supplied M4x8 cross recessed countersunk head screws.
  • Page 27 4 Mechanical Installation User Manual step 3 Level the mounting ears with the drilled holes on the rack. step 4 Fix the Data Logger in the sequence of screws, mounting ears, rack, and nuts. - - End...

  • Page 28: Electrical Connection

    5   Electrical Connection 5.1   Safety Instructions DANGER High voltage hazard! The Data Logger should be reliably ground. Never touch the AC power supply port "AC IN 100–277V, 0.48A" and MPLC communication port "L1/L2/L3" when the device is powered on. NOTICE High Risk hazard! Danger will be caused by touching the MPLC communication port immediately after powering down.
  • Page 29 USB port Reserved Used for software programming Micro SD SD port (this port is only available to SUNGROW technicians) Used for debugging of the Data Debug Debug port Logger Press and hold it for > 30s to restore the default settings.
  • Page 30 User Manual 5 Electrical Connection Recommended Symbol Name Description cables communication Reserved port 0.75~1.5mm If the current is ≤1.25A, the DC IN DC24V power outdoor switch mode power supply at 24V, 1.25A supply port anti-ultraviolet this port requires reinforced wire insulation.

  • Page 31: Wiring Overview

    5 Electrical Connection User Manual 5.3   Wiring Overview The Data Logger: • can be connected to devices in the PV system such as the inverter, combiner box, Meteo Station, and energy meter through the RS485 port • can be connected to background devices through the Ethernet port •...
  • Page 32 User Manual 5 Electrical Connection • The Data Logger supports 7 RS485 buses and 300 devices at most. Each RS485 bus supports 80 devices at most. • Devices of different types must be connected to different RS485 communication ports of the Data Logger.
  • Page 33 5 Electrical Connection User Manual Connection Method step 1 Lead the RS485 communication cable from the inverter to the wiring area of the Data Logger. step 2 Strip the protection layer of the communication cable with a wire stripper. Cable specification and stripped length are as follows.

  • Page 34: Connecting To The Inverter With Mplc Port

    User Manual 5 Electrical Connection When a multi-core and multi-strand copper core cable is used, the communications cable connected to an RS485 port on Logger must be crimped to cord end terminals of proper specification. step 5 Connect the wiring terminal to the terminal “A1B1~A7B7" of the Data Logger. - - End 5.4.2 Connecting to the Inverter with MPLC Port Integrated with MPLC master node, the Data Logger can be connected to the inverter...
  • Page 35 5 Electrical Connection User Manual 1. Strip the protection layer of the MPLC cable with a wire stripper. Stripped length are as follows. 2. Install the pin on the MPLC cable after the protective layer has been removed, and crimp the MPLC cable using crimping tools. Prepare three MPLC cables with pins. 3.
  • Page 36 User Manual 5 Electrical Connection The external circuit breaker is not included in the scope of delivery, and users need to prepare it by themselves if necessary. The external circuit breaker just needs to meet the above two parameters (nominal voltage and nominal current). Other parameters, such as breaking capacity, are not mandatory requirement.

  • Page 37: Connecting To The Meteo Station

    5 Electrical Connection User Manual NOTICE MPLC networking is intended for medium voltage grid-connection. If low voltage grid-connection is desired, observe the following two conditions: • Never connect a load between the Data Logger and the MPLC slave node. • The distance between the Data Logger and the load should be greater than 20m, that is, the LV grid-connection point should be more than 20m away from the nearest load distribution line.

  • Page 38: Connecting To The Energy Meter

    User Manual 5 Electrical Connection step 3 Install appropriate cord end terminals on the communication cables after removing the protective layer and insulation layers, and use a crimping tool to securely crimp them. step 4 Connect the cable to the RS485 port of the Data Logger, as shown in the figure below. - - End 5.6  ...

  • Page 39: Rs485 Cable Connection

    5 Electrical Connection User Manual Communicat Port Brand Protocol Type Wiring ion Port definition RS485-B Modbus RTU Janitza RS485-A UMG604 5.6.1 RS485 Cable Ethernet Ethernet Modbus TCP Connection 5.6.1 RS485 Cable Connection step 1 Lead the RS485 communication cable from the meter to the wiring area of the Data Logger. step 2 Use a wire stripper to strip off the protective layer and insulation layer of the communication cable, as shown in the following figure.

  • Page 40: Ethernet Cable Connection

    User Manual 5 Electrical Connection 5.6.2 Ethernet Cable Connection Connect the "Ethernet" port of the energy meter and the "ETH1, ETH2, ETH5" port of the Data Logger with a network cable. 5.7   Wiring of DI signal The DI port is used to access DI signals, such as remote grid dispatching instructions and alarms.

  • Page 41: Wiring Of Do Signal

    5 Electrical Connection User Manual step 1 Strip the protection layer and insulation layer of the dry contact input signal cable with a wire striper, as shown in the figure below. step 2 Install cord-end terminals and crimp them with crimping pliers. step 3 Connect the cord end terminals to the plug "DI"...

  • Page 42: Wiring Of Ai Signal

    User Manual 5 Electrical Connection step 1 Strip the protection layer and insulation layer of the dry contact output signal cable with a wire striper, as shown in the figure below. step 2 Install cord-end terminals and crimp them with crimping pliers. step 3 Connect the cord end terminals to plugs “DO1”~”DO4"...
  • Page 43 5 Electrical Connection User Manual step 1 Strip the protection layer and insulation layer of the analog input signal cable with a wire striper, as shown in the figure below. step 2 Install cord-end terminals and crimp them with crimping pliers. step 3 Connect the cord end terminals to plugs "AI1"~"AI4"...

  • Page 44: Wiring Of Pt Signal

    User Manual 5 Electrical Connection AI + is connected to AI signal +, AI - is connected AI signal -. 5.10   Wiring of PT Signal The Data Logger is designed with two PT ports and supports 3-wire or 2-wire PT100/PT1000 temperature sensor connection.

  • Page 45: Connecting To The Remote Monitoring Device

    5 Electrical Connection User Manual step 3 Connect the cord end terminals to plugs “PT1”~”PT4" outside the Data Logger, as shown below. Port “PT1" is taken as an example. figure 5-1 3–wire PT100/PT1000 connection figure 5-2 2–wire PT100/PT1000 connection - - End 5.11  ...

  • Page 46: Connecting To The Ac Power Supply

    User Manual 5 Electrical Connection step 1 Insert one plug of the supplied network cable into the network port of the Ethernet switch and the other plug into the ETH port of the Data Logger. step 2 Set network parameters. - - End •...

  • Page 47: Connecting To The Dc Power Supply

    5 Electrical Connection User Manual step 3 Install appropriate cord end terminals on the power cables after removing the protective layer and insulation layers, and use a crimping tool to securely crimp them. step 4 Connect the cord end terminals to the plug "AC IN 100~277V, 0.48A" outside the Data Logger. - - End The Data Logger can be connected to both AC power supply and DC power supply.
  • Page 48 User Manual 5 Electrical Connection step 1 Lead the external power supply cable to the wiring area of the Data Logger. step 2 Strip off the protective layer and insulation layer of the power cable with wire strippers, as shown below.

  • Page 49: Earthing Connection

    5 Electrical Connection User Manual 5.14   Earthing Connection Prerequisites WARNING The grounding cable should be grounded reliably. Otherwise: It may cause fatal electric shock to the operator in case of failure. The equipment may be damaged when struck by lightning. step 1 Strip the protection layer and insulation layer of the grounding cable by specific length, as shown in the figure below.
  • Page 50 User Manual 5 Electrical Connection Item Definition Remarks OT terminal Grounding hole step 4 Fasten the screw with a wrench by the torque of 5±1N·m. - - End...

  • Page 51: Commissioning

    6   Commissioning 6.1   Inspection before Commissioning. Check Item Result All cables are intact, well-insulated, and appropriately □ dimensioned. All cables are connected correctly and firmly. □ The polarity of the power supply cable is correct. The □ grounding cable is reliably grounded. 6.2  ...
  • Page 52 Description Navigate to the web interface of the Data Logger to verify the operation of the string inverters manufactured by SUNGROW by reviewing their operational data. Create a plant via the iSolarCloud App and verify the accuracy of the data.

  • Page 53: Web Main Interface

    7   Web Main Interface 7.1   Running Requirements Item Description Browser IE11 or later, Chrome65 or later, and Safari11 or later Min. resolution 1024*768 7.2   Log in to Web Interface 7.2.1 Login Steps step 1 Connect the Data Logger to the PC. step 2 Configure the IP address of the PC and that of the Ethernet ports (ETH1, ETH2, ETH5) to the same network segment.

  • Page 54: Modify Password

    User Manual 7 Web Main Interface • Under the Network Safety Mode, login is only possible via the HTTPS protocol. • If the Network Safety Mode is not turned on, both HTTP and HTTPS protocols can be used for login. step 4 Optional: Click in the upper right corner to select the desired language.

  • Page 55: Web Main Interface

    3 Click Save and log into the system using the new password. - - End If you forgot your password, contact system administrator or SUNGROW. 7.3   Web Main Interface When logging into the web for the first time as an O&M user, the Help page pops up. Follow the instruction to perform operations such as time synchronization, device connection, and forwarding configuration.

  • Page 56: Operation Procedure

    See 7.9.5 System Time. step 3 Add the device via auto search. Devices that can be automatically searched, such as SUNGROW string inverter, can be added via the auto search function with addresses allocated automatically. See 7.7.1 Device List.

  • Page 57: Overview

    7 Web Main Interface User Manual 7.5   Overview 7.5.1 General Information Click Overview > General Information to enter the corresponding page. Shortcut Menu • Device Setup: Click the menu to add, delete, modify, and view the device or perform auto search operation to search the device to which address will be automatically allocated.

  • Page 58: Device Monitoring

    User Manual 7 Web Main Interface 7.6   Device Monitoring Click Device Monitoring to view the corresponding information. Device information such as real-time values, DC data, initial parameter, protection parameter, general parameter, device instruction and device information can be viewed on this interface.

  • Page 59: Operation Parameters

    7 Web Main Interface User Manual 7.6.4 Operation Parameters Click Device Monitoring > Operation Parameters to enter the corresponding page and set operation parameters. Both individual and batch settings are supported. For configuration methods, see 7.6.3 Initial Parameter. 7.6.5 System Parameters Click Device Monitoring >...

  • Page 60: General Parameter

    Select the desired devices in the pop-up dialog, and click Save to apply the changes. - - End 7.6.10 Device Instruction Users can perform power on, power off, and factory reset operations on SUNGROW inverters. Both individual and batch settings are supported. Take powering on inverter as an example: step 1 Click Device Monitoring >...

  • Page 61: Device Maintenance

    Devices can be searched and automatically added. 7.7.1.1 Auto Search The “Auto Search” function is used for SUNGROW string inverters with addresses automatically allocated. Inverters without a serial number do not support the automatic search function and device adding function.

  • Page 62: Add Device

    2 Select the device to be deleted, click Delete. step 3 Click Confirm in the pop-up window, to delete the device. - - End 7.7.2 Firmware Update The firmware update function is used to upgrade the SUNGROW residential inverter and string inverter.

  • Page 63: Inverter Log

    The upgrade package supports both .sgu and .zip files, where the .zip file must be compressed by UC packaging tool. Contact SUNGROW customer service if the UC packaging tool is needed. step 3 Select the upgrade file, and click Open to import the file. Matching devices are displayed.

  • Page 64: Fault Recorder

    User Manual 7 Web Main Interface step 3 The result column shows the self-checking status as Self-Testing. After 7~8 seconds, the self- checking result will be displayed as Self-checking Failure or Self-test Pass. step 4 Click Clear Fault to bring up a dialog box showing the status of fault clearing. - - End 7.7.5 Fault Recorder step 1 Click Device >...

  • Page 65: Fault Record

    7 Web Main Interface User Manual User Type Action Information Recorded Visits and key operations: • User login • System Update O&M user Time, type, and details of operation • Import/export for one-click migration • Certificate import step 1 Click History Data > Operation Log to enter the corresponding page. step 2 View the operation log on this page.

  • Page 66: History Curve

    User Manual 7 Web Main Interface 7.8.3 History Curve On this interface users can view the data records of parameters of every device in the plant by selecting the device and the parameter. step 1 Click History Data > History Curve to enter the corresponding page. step 2 Click , select the device and parameter to be viewed, and set the start and end time.

  • Page 67: Log Export

    7 Web Main Interface User Manual step 1 Click System > System Maintenance to enter the corresponding page. step 2 Click System Update, select the upgrade method, and import the upgrade file following the on- screen instructions. The upgrade file is a .zip file named "LOGGER-[Product Release Software Version]". step 3 Click Upgrade on the pop-up version information window.

  • Page 68: One-Click Migration

    User Manual 7 Web Main Interface 7.9.2.4 One-click Migration This function is used to back up and export some critical configuration files to the local system. It is also used to import local configuration files to the system, so as to keep its running characteristics consistent with local configuration.

  • Page 69: Attribute Management

    7 Web Main Interface User Manual 7.9.2.6 Attribute Management step 1 Click System > System Maintenance to enter the corresponding page. step 2 Click Attribute Management. step 3 In the pop-up dialog, select Array Mode. table 7-6 Parameter description Array Mode Description Conventional Mode The array is involved in dispatching.

  • Page 70: Remote Maintenance

    User Manual 7 Web Main Interface During the Data Logger upgrade process, it may be required to import the public key corresponding to the upgrade package file in order to complete the digital signature verification procedure. step 1 Click System > System Maintenance. step 2 Click Public Key Input.

  • Page 71: Message Export

    7 Web Main Interface User Manual step 5 Access information is saved in the following two ways. • Click Copy Remote Access Information, and save the access information locally after successful copying. • Enter the email address and click Send to send the access information to the email address. step 6 Enter the access link in the URL field to enter the Remote Maintenance page.
  • Page 72 User Manual 7 Web Main Interface step 1 Click System > System Time to enter the corresponding page. step 2 Check Inverter Timing to synchronize the device time with the time of the Data Logger. step 3 Select the clock source from the drop-down list. Clock source Description The current system time and time zone can be set in the following two...

  • Page 73: Isolarcloud

    7 Web Main Interface User Manual Clock source Description The Data Logger and the background must use the MODBUS-TCP Modbus-TCP communication protocol. Otherwise, setting to Modbus-TCP is invalid. B Code Time synchronization using the protocol of B code. - - End NOTICE The system time must be set if the SCU is used for the first time.

  • Page 74: White List Settings

    User Manual 7 Web Main Interface 7.9.7.1 White List Settings When Enable White List is not selected, and the default IP address is "0.0.0.0", any background devices with valid IP address can access the Data Logger. When Enable White List is selected, and specified IP address is entered, only the device with the specified IP address can access the Data Logger.

  • Page 75: Server Mode

    7 Web Main Interface User Manual 7.9.8.1 Server Mode In the Server Mode, the Data Logger is used a server and connected to PC server using the Modbus TCP protocol to implement data transmission and command delivery. step 1 Click System > Transfer Configuration > MODBUS to enter the Server page. step 2 For the white list setting, see 7.9.7.1 White List Settings.

  • Page 76: Third-Party Portal

    4 Modify the configuration information and click Save. Set the FTP path and name it as "/FTP server directory". For example, for the name "/SUNGROW", / is the root directory, and SUNGROW is the directory where data is stored on the FTP server.

  • Page 77: Goose

    7 Web Main Interface User Manual 7.9.10 GOOSE Configure the Data Logger to forward GOOSE services. Before turning on this switch, ensure that the device is connected to a secure network. step 1 Click System > Transfer Configuration > GOOSE to enter the GOOSE page. step 2 Set Switch to Enable.

  • Page 78: Ethernet

    User Manual 7 Web Main Interface When the Data Logger is connected to a device via the serial port, the settings of Baud Rate , Parity Bit , and Stop Bit of the serial port should match those set for the connected device, to ensure normal communication.

  • Page 79: Mplc

    7 Web Main Interface User Manual AI Port Input Type Lower Limit Upper Limit Current(mA) Current(mA) step 3 Optional: If there is an external IO device connected to the Logger, click External to set the AI information of this device. - - End 7.9.11.4 DI step 1 Click System >...

  • Page 80: Action

    1 Click System > More to enter the corresponding page. step 2 Select state of Auto Online from the drop-down list: Disable or Enable. • If set to Enable, parameters of string inverters developed by SUNGROW can be automatically added without additional operations on the Web.
  • Page 81 7 Web Main Interface User Manual Users can scan the QR code via the iSolarCloud App to add the Data Logger.

  • Page 82: Grid Dispatching Function

    8   Grid Dispatching Function 8.1   Function Description The Data Logger is equipped with a power control module. The module is used to receive control commands from the grid dispatch center and send the control commands to the monitored inverter through the RS485 port. This allows for the control of various parameters such as active power, reactive power, and power factor, and the ability to start or stop the inverter.
  • Page 83 8 Grid Dispatching Function User Manual step 3 Set remote dispatching parameters. For specific parameter description, refer to the following table. table 8-1 Parameters description Parameters Description • Open-Loop Control: Active dispatching command is sent to the power output port of the inverter, thereby achieving active power control.

  • Page 84: Local Power Control

    User Manual 8 Grid Dispatching Function Parameters Description Adjust accuracy. If the ratio of the difference between the active Error Limit** power and the target value to the rated power is within the set error range, the target value is reached. If the adjustment does not reach the set target value, increase or Adjustment Ratio** decrease adjustment value according to the set adjustment ratio,...
  • Page 85 8 Grid Dispatching Function User Manual step 3 Set local dispatching parameters. For specific parameter description, refer to the following table. table 8-2 Parameters description Parameters Description • Open-Loop Control: Active dispatching command is sent to the power output port of the inverter, thereby achieving active power control.

  • Page 86: Analog Input

    User Manual 8 Grid Dispatching Function Parameters Description • Enable: When feed-in power is detected, the Data Logger will deliver a stop command to the inverter. • Disable: When feed-in power is detected, the Data Logger will Feed-in Stop** not deliver stop instruction to the inverter. Note: Use the enable switch with caution.
  • Page 87 8 Grid Dispatching Function User Manual step 3 Set AI control parameters. For specific parameter description, refer to the following table. table 8-3 Parameters description Parameters Description • Open-Loop Control: Active dispatching command is sent to the power output port of the inverter, thereby achieving active power control.

  • Page 88: Digital Input

    User Manual 8 Grid Dispatching Function 8.2.1.5 Digital Input When using the analog signal at the DI port of the Data Logger as the dispatching input, set Active Control Mode to Digital Input. step 1 Click Power Control > Active Power to enter the Active Power page. step 2 Set Active Control Mode to Digital Input.

  • Page 89: Country Mode

    8 Grid Dispatching Function User Manual The parameters noted with * refer to the parameters that need to be set only when Control Method is set to Closed-Loop Control. step 4 Add digital input manner. Select the desired DI Port, fill in the Fixed Value of Active Power or Percentage, and click Save.

  • Page 90: Disable Dispatching

    User Manual 8 Grid Dispatching Function Parameters Description • When selecting Plant Parameter, set Plant Information and PV Module Capacity further. Parameter Type • When selecting Device Parameter, click Detailed Device Parameter to view and set device information. Calibrate the time as needed. Calibration range: -10~10. When the system time of Data Logger <...

  • Page 91: Remote Power Control

    8 Grid Dispatching Function User Manual 8.2.2.2 Remote Power Control When the command is issued through IEC104 or MODBUS TCP protocol, set Reactive Control Mode to Remote Power Control. step 1 Click Power Control > Reactive Power to enter the Reactive Power page. step 2 Set Reactive Control Mode to Remote Power Control.

  • Page 92: Local Power Control

    User Manual 8 Grid Dispatching Function Parameters Description Forward Direction: The reactive power direction of the inverter array displayed by the meter/transformer is the same as the actual Reactive Power reactive power direction. Direction* Direction Reverse: The reactive power direction of the inverter array displayed by the meter/transformer is opposite to the actual reactive power direction.

  • Page 93: Analog Input

    The parameters noted with * refer to the parameters that need to be set only when Control Method is set to Closed-Loop Control. When selecting an energy meter, the meter must be the one manufactured by SUNGROW. step 4 Add local power control manner.
  • Page 94 User Manual 8 Grid Dispatching Function step 3 Set AI control parameters. table 8-9 Parameters description Parameters Description • Open-Loop Control: At the start time, the reactive power command is sent to the power output port of the inverter for reactive power control.

  • Page 95: Digital Input

    8 Grid Dispatching Function User Manual 8.2.2.5 Digital Input When using the analog signal at the DI port of the Data Logger as the dispatching input, set Reactive Control Mode to Digital Input. step 1 Click Power Control > Reactive Power to enter the Reactive Power page. step 2 Set Reactive Control Mode to Digital Input.

  • Page 96: Country Mode

    User Manual 8 Grid Dispatching Function Delete digital input manner: select a digital input manner that needs to be deleted, and click Clear Data. 8.2.2.6 Country Mode If the dispatching input must be the national power dispatching commands, set Reactive Control Mode to Country Mode.

  • Page 97: System Management

    It is recommended to change the password after initial login. User Management The R&D user role is available only for SUNGROW technical support personnel. • The system administrator can assign up to 5 user accounts. • Only one user is allowed to log in at the same time.
  • Page 98 User Manual 9 System Management Login Management table 9-2 Login management settings Parameters Default value Range Configuration Description Users will be verified for illegal visits when logging in. The user will be Number of locked out if the number of illegal Illegal Visits visits exceeds the preset value.

  • Page 99: Routine Maintenance

    10   R outine Maintenance Due to ambient temperature, humidity, dust, and vibration, the internal components of the Data Logger may age and wear, which may lead to potential failures inside the device. Therefore, it is necessary to perform daily and regular maintenance on the Data Logger to ensure its normal operation and service life.

  • Page 100: Maintenance List

    User Manual 10 Routine Maintenance 10.2   M aintenance List Item Method • Ensure that there are no devices emitting strong electromagnetic interference near the Data Logger. Working • Ensure that there are no heat sources near the Data Logger. environment •...

  • Page 101: Troubleshooting

    The following table shows common faults and corresponding corrective measures. If the fault still persists after you perform the corrective measures as described in this manual, contact SUNGROW with the following information provided: • Serial number of the Data Logger, date of manufacture, and software version •...
  • Page 102 If there is an abnormality, abnormal. check for duplicate addresses on the same port. If the fault persists, contact SUNGROW Customer Service. Inspect the RS485 communication cable between No data exchange The RS485 cable connecting the device and the Data...
  • Page 103 11 Troubleshooting User Manual Fault Possible Cause Corrective measure Log into the Web, and on the System > Port Parameter > MODBUS > RTU page, verify COM port parameter is incorrectly set on the web whether the COM port is set to interface.
  • Page 104 User Manual 11 Troubleshooting Fault Possible Cause Corrective measure Log into the Web, and on the System > Port Parameter > IEC104 page, click White IP address of the forwarding List Setting to verify whether device or background IP whitelist is enabled. If enabled, address is incorrect.
  • Page 105 Communication connection is correctly connected, and try to abnormal. upgrade the inverter again if so. If the fault persists, contact SUNGROW Customer Service. Log into the Web, and verify Communication connection is whether the communication status is normal on the Device abnormal.
  • Page 106 12   F AQ How many types of communication ports does the Data Logger support, what are the corresponding ports, and how to set the port parameters? Type Port name Default values ETH1, ETH2 Ethernet For default parameters, see7.9.11.2 Ethernet and ETH5 Baud rate: 9600, Check bit: Null,...

  • Page 107: Faq

    Generally, the O&M users have access to most of onsite configurations. If there is any needs to use the R&D account, contact SUNGROW to obtain a temporary password which is valid only as of this day. How to connect multiple Data Loggers to the background through the network? 1.

  • Page 108: Appendix A: Technical Data

    13   A ppendix A: Technical Data Communication Inverter communication RS485, MPLC PC communication 10 / 100 Mbps Ethernet / RS485 Max. Communication Range RS485 1000m Ethernet 100m MPLC* 1000m Communication Ports RS485 5 × 10/100Mbps Ethernet ETH1/2/5 Ethernet port ETH3/4 Fast dispatch port Digital input Digital output...

  • Page 109: Appendix B: Related Drawings

    14   A ppendix B: Related Drawings Rack-mounted Drawings Wall-Mounted Drawings...

  • Page 110: Appendix C: General Information

    • After replacement, unqualified products shall be processed by SUNGROW. • The customer shall give SUNGROW a reasonable period to repair the faulty device. In the following circumstances, SUNGROW has the right to refuse to honor the quality guarantee: •...
  • Page 111 15 Appendix C: General Information User Manual https://www.sungrowpower.com/headquarter.html For detailed information, see...
  • Page 112 Sungrow Power Supply Co., Ltd. www.sungrowpower.com...

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