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General| Model | DTU-MI |
|---|---|
| Compatibility | Hoymiles Microinverters |
| Wireless Communication | Wi-Fi 802.11b/g/n |
| Mounting | Wall-mounted |
| Type | Data Transfer Unit |
| Communication | Wi-Fi |
| Power Consumption | ≤5W |
| Humidity | 5% to 95% (non-condensing) |
Manual includes important instructions for installing and maintaining the data transfer unit.
Notes on professional installation, no user repair, and reading technical specifications.
Manual is for professional installation and maintenance personnel use only.
Contact installer or Hoymiles for queries; provides contact details.
DTU as a communication gateway between microinverters and monitoring server.
Explains Microinverter and Hoymiles Monitoring Server roles.
Shows DTU LCD screen progress during initial boot sequence.
Describes the alternating screens showing system status during normal operation.
Explains the meaning of various data points shown on the LCD screens.
Describes the web interface accessed via IP address, showing system information.
Accesses DTU basic information like software, network, and client settings.
Checks microinverter software and hardware versions, installation time, and status.
Checks communication module version and status for DTU communication.
Interface to check and clear ground faults on microinverters.
Interface to set the local date and time for the DTU.
Manually add or delete microinverter IDs for system monitoring.
Opens interface for automatic search and registration of microinverter IDs.
The DTU can monitor up to 99 MI-250 or fewer microinverters.
Lists prerequisites for DTU installation including power, internet, and environment.
Install PV modules and microinverters as per their respective manuals.
Guidance on placing the DTU for optimal communication range.
Connects DTU to router using an Ethernet cable.
Connects DTU via power line communication bridges.
Confirms DTU is communicating with the Internet via "YC" status.
Verifies communication by comparing total and online device counts.
Verifies communication by comparing LINK and ALL microinverter counts.
Details on how to mount the DTU on a wall safely and securely.
Steps to complete the installation map with serial numbers and system details.
Confirms successful installation by checking if LCD status changes from NC to YC.
Instructions to log in and navigate the web station interface.
Guide to download and use the mobile app for station information.
Troubleshoots the issue when the DTU has no connection to the monitoring server.
Addresses issues where not all microinverters are communicating with the DTU.
Technical specifications for model, communication types, and distances.
Details on power supply, consumption, ambient temperature, and dimensions.
Information on display, compliance standards, and warranty.
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