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Download SoftLogix Controllers, Version 21
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20 SoftLogix Controllers, Version 21 Table 10 - Estimate Additional Memory If you upgrade from revision (add all that apply) Then add the following memory requirements to your project Which comes from this type of memory Component Increase/Decrease Per Instance I/O 7.x to 8.x Project + 1050 bytes Tag + 0.55 bytes Message that transfers more than 500 bytes of data and targets a controller in the + 2000 bytes same chassis. This memory is allocated only when the MSG instruction is enabled. To estimate, count the number of these messages that are enabled and/or cached at one time. 6.x to 7.x If you use a tag of the types listed below, increase the memory as indicated for each instance: Base tag + 24 bytes Alias tag + 16 bytes Produced tag Consumed tag 5.x to 6.x Data and Logic DINT 4 + 12 bytes REAL 4 + 12 bytes DINT 4 + 12 bytes REAL 4 + 12 bytes Routine + 68 bytes Routine + 116 bytes Rockwell Automation Publication 1789-RN210B-EN-P - April 2014 Safety
