USR IOT USR-N580 User Manual

USR-N580 User Manual technical support:h.usriot.com
Jinan USR IOT Technology Limited
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2. Open multiple Modbus Poll software to connect to N580 as TCP clients, all can get data from the serial
Modbus slave side.
5.5 Heartbeat Packet
Heartbeat packet includes network heartbeat and serial port heartbeat. N580 device can send heartbeat
packet to the serial port or network side.
Serial heartbeat packet can be sent to the serial port as a fixed query command.
Network heartbeat packet is used for maintaining connection. Only valid in TCP Client and UDP Client mode.
Test example:
1. Enable Serial heartbeat packet (UART heartbeat packet)

USR IOT USR-N580 Specifications

General

Brand	USR IOT
Model	USR-N580
Category	Server
Language	English