Delta AS Series Programming Manual page 305

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3.
If you need to clear the comparison result, use the RST or ZRST instruction.
Additional remarks
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1.
If you declare the operand D in ISPSoft, the data type is ARRAY [3] of BOOL.
2.
If D+2 exceeds the device range, the instruction is not executed, SM0 is ON, and the error code in SR0 is
16#2003.
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