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Fig. 25 Edge computing enabled
Fig. 26 Modbus slaves and datapoints configuration
Table 14 Modbus RTU poll configuration
The Modbus slave device identifier, which is unique for the current gateway. The device name must be
less than 30 characters in length, and can contain letters, digits, underscores (_).
Which serial port the modbus slave device connected to. Select an option from the drop-down list.
Slave ID. Each slave in a network is assigned a unique identifier ranging from 1 to 255. When the
master requests data from a slave, the first byte it sends is the Slave ID. When set to 0, the slave will
respond to requests addressed to any ID.
The interval at which data is collected. Modbus is a communications protocol with half-duplex
transmission. Gateways send requests to collect data from devices. Therefore, you must specify the
data collection interval. The unit is millisecond.
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