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1.3 Peripheral interface
The peripheral interface includes RS485 interface, DRM, LED indicator light, Reset button and AP button.
The functions of each interface are briefly described as follows：
RS485：This interface has two functions, one is to prevent reverse flow, the other is to meet the needs of
remote scheduling in Europe (Integrated Sunspec Modbus protocol).
DRM：Meet the DRM power dispatch requirements and this function only for Australia.
LED：There are three LED indicators that represent the SLT and platform communication, SLT and
microinverter communication, and SLT working status.
Reset：Resets the associated network configuration for the communication with the platform.
AP：This button is used to switch between AP and STA modes.
When DTU use WiFi router communicate to Solenso cloud please use AP mode, when use DTU use a 4G
SIM card communicate to Solenso cloud please use STA mode.
RTC：After the power outage, power up within 7 days, keep the time.For example after DTU lost grid
power,if DTU reconnect to grid within 7 days, the time setting will be keep and no need to set. If DTU reconnect
to grid over 7 days the time of DTU need to reset.
1.4 Power supply mode
This product uses 5V power supply, external power supply adapter。
1.5 Indicator light description
This product has 3 LED indicators, respectively representing the SLT status indication, SLT and platform
communication, SLT and microinverter communication, as described in the table below。
