![]() The network heartbeat packet notifies the server that it is in an active state, and it maintains the normal connection with the server by continuously sending the heartbeat packet.Serial port heartbeat packet notifies the serial device that USR-W610 is in an active state, and takes the initiative to grab the sensor data can not be initiative to push. Heartbeat Packet Function: USR-W610 supports network heartbeat packet and serial heartbeat packet.Modbus Polling Mode: In this mode, it supports Modbus TCP and Modbus RTU mutual conversion. ![]()
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