EPRO CON-011

In China, the EPRO CON-011 product from Yueyang provides a communication bridge with extremely stable data throughput and no unexpected disconnections when connecting control systems from different manufacturers. It is a dedicated protocol conversion gateway that is inserted into the backplane of the EPRO rack, reads all monitoring data, and packages these data into the standard Modbus TCP protocol through the Ethernet interface, and then sends them to the external DCS system.

Characteristics

The casing of EPRO CON-011 is made of high-strength metal material. This design not only enhances the strength, but more importantly, it provides a good heat dissipation path for the network processing chips that generate a large amount of heat internally, and also has excellent electromagnetic shielding effect. The panel layout is clear and straightforward. The most prominent feature is a row of dense LED status indicator lights, divided into several areas such as power supply, backplane communication, Ethernet link, data transmission and reception, etc. By observing the flashing rhythm of the indicator lights, you can immediately determine whether the backplane is not connected or the external network cable is damaged. On one side of the panel, there is a standard industrial Ethernet interface (RJ45) with a metal shielding spring; on the other side, there is a serial port for firmware upgrade or local configuration. The pins on the back are made very thick, and the gold plating layer on the surface is uniform in color, which is to ensure that it will not oxidize and cause poor contact when working for a long time in a high-temperature cabinet.

Structure

The core of this EPRO CON-011 is a microprocessor with network acceleration capabilities, specifically designed to handle the concurrent packaging of large amounts of data. The most prominent feature on the board is the Ethernet interface circuit with a network transformer. This part is electrically isolated very strictly, completely separating the external network from the internal system of EPRO. At the backplane communication interface, a row of high-speed optocouplers and driver chips are densely arranged to filter the noise on the backplane bus and protect the core processor from external high voltage shocks. Its power management part is very generous, with multiple levels of voltage regulation and filter capacitors. Even if there are some spikes in the DC power supply in the cabinet, after being processed by this board, the voltage sent to the network chip remains very smooth, which fundamentally reduces the probability of the gateway suddenly crashing due to power interference.

Specification