ProgrammingPage 5-34 ABB Control - AC 311SBC 260400 R1001-b 06.995.2. Operation ANDThe output status of an AND diagram is 1 if all the inputs are at 1The figure to the left represents a ladder diagram AND operation. The number of contacts,which may be placed in series, is limited by the size of the editor.The figure to the right represents the same function with a function block. The maximumnumber of inputs on the AND function block is 128.%I62.00 %I62.01 %O62.00 &%I62.00%I62.01 %O62.00If the number of inputs to an AND is greater than the editor limit an internal variable can beused as a relay or a second AND function can be used...... ...................%M000.00 %M000.01 INTINT %M005.00 %O62.00&&&%M000.00%M000.01%M005.00%M005.01%O62.00
