COM_MOD_MASTΒΆ

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Parameter Value
Library_File_Name Modbus_AC500_V10.lib
Firmware V1.0
Type Type_Function_Block_History
Group MODBUS

The Function Block COM_MOD_MAST realizes the MODBUS master function for the MODBUS interface of the controller (COM1, COM2) specified at input COM.

For each interface, a separate COM_MOD_MAST Function Block must be used.

Prior to the use of COM_MOD_MAST for an interface, the particular interface has to be configured via the controller configuration of the Control Builder (PS501) as the MODBUS master interface.

With each FALSE > TRUE edge at input EN, the Function Block COM_MOD_MAST reads the values at the inputs, generates a telegram according to the inputs and sends this telegram to the slave.