ANT502-5F S1 is a Optical ESB Bus Repeater Slave Module
What is a master and slave module?
The Master-Slave is a model for a communication protocol or system architecture where one device, the "master," controls one or more other devices, the "slaves." In this model, the master device initiates all communication transactions.
Is Modbus a master or slave?
Modbus Tutorial from Control Solutions Modbus protocol is defined as a master/slave protocol, meaning a device operating as a master will poll one or more devices operating as a slave. This means a slave device cannot volunteer information; it must wait to be asked for it.
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