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Hi IEC standard for PLC - IEC 61131 Also have a look at following site http://www.plcopen.org/ -------------------------------------- Ideas that Works and Concepts that Sell

HI, The Half digit represents the MSB of the Dispay which can display only "1" and other digits the remaining value For example, for a 3-1/2 digit display Value Display 1 2 3 4 (1 digit is 1/2 display 2-4 full display) 99 - 9 9 9 (- represents blank) 1999 1...

I am working in Automotive Electonics and We dont use normal Industrial electronics component for Automotive because of severe conditions in case of automobile Like temperature in engine room, etc. the electronic parts are specified differently and all electronic components manufacturer dont...

Hi, Local I/Os means the I/O modules which are connected direvtly to the controller. Local I/Os communicate directly with the controller Remote I/Os are placed in bases remotely from the controller, and controller controls these I/Os via a special module call Remote Master. Each remote base has...

Nowadays The difference between the PLC and DCS doesnot lie at Hardware level. You can have a system consisting of PLC/SCADA looking similar in hardware configuration to DCS system. The main difference in PLC and DCS is at the functional level. DCS is much more flexible then any PLC/SCADA...

Try defining the value of array as follows Dim m As Double(,) = {{6.0, 2.0, 6.0}, {1.0, 3.0, 7.0}}