Siemens Simatic RTU3030C, Руководство по эксплуатации

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Program blocks
5.4 Blocks for logical functions
RTU303xC
Operating Instructions, 06/2019, C79000-G8976-C382-06
257
Parameters
Parameters Range of values Description
Input parameters
En
Enable parameter, see section Often used parameters
(Page 252).
Input 1 ... Input 4
• Digital input /
output / bit
memory
•
True / False
• STATUS_ERROR
The values of the inputs are processed by the block
function.
Output parameters
Output
•
Digital output / bit
memory
Tag in which the value calculated by the block is output.
5.4.3 Exclusive OR (XOR)
Function
The output of the block is set to 1 when the two inputs have different values; in other words,
when precisely one of the two inputs is set to 1.
If both inputs have the same value (0 or 1), the output is set to 0.
Parameters
Parameters Range of values Description
Input parameters
En
Enable parameter, see section Often used parameters
(Page 252).
Input 1 ... Input 2
•
Digital input /
output / bit
memory
• True / False
•
STATUS_ERROR
The values of the inputs are processed by the block
function.
Output parameters
Output
• Digital output / bit
memory
Tag in which the value calculated by the block is output.