Ebyte E810-DTU User Manual page 26

Ethernet to 485/232 E810-DTU User Manual
heartbeat packets. After setting the heartbeat packet type, you also need to set the heartbeat period and custom heartbeat packet data.
Figure 32 Heartbeat packet setting
Overtime restart instructions
6.3.4.
The overtime restart is when the network port has not received data for a long time. After the module exceeds the set time, it restarts automatically to avoid
communication abnormalities The restart time can be set to 60~65535S, default 300s.
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