The Honeywell 620-0042 is a communication interface module that provides a variety of communication options for Honeywell programmable logic controllers (PLCs). It supports communication protocols such as DH-485, Modbus RTU, and Modbus Plus. The 620-0042 can also be used to connect PLCs to SCADA systems and other industrial automation devices.
The 620-0042 is a versatile and powerful communication interface module that can be used in a variety of industrial automation applications. It is a reliable and easy-to-use module that can help to improve the efficiency and productivity of industrial automation systems.
PLC : AB， ABB， GE , Schneider
DCS : ABB, MOORE, Foxboro, Westinghouse, YOKOGAWA
ESD : Triconex, HIMA, BENTLY, ICS
Excitation cards : ABB, GE Marke
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