Production management and control method
A technology of production management and management and control system, applied in the direction of program control, general control system, electrical program control, etc., can solve the problems of incomplete monitoring objects, monitoring time lag, incompleteness, etc. The effect of improving production efficiency
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[0024] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.
[0025] Such as figure 1 A production control method is shown. First, a production control system is established. The production control system includes an access layer, a data center layer, and a field device interface layer. Production control is performed by the production control system. The specific steps are as follows:
[0026] 1) Field device interface layer
[0027] Develop and drive through the device data transmission protocol, identify the instruction code sent by the host computer and respond to achieve the purpose of data transmission; communicate with the device through serial ports, Ethernet, etc., and collect data at a speed of minutes; use FX3U-485- BD and FX3U-485ADP-MB expand the on-site PLC to have MODBUS RTU communication f...
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