Allen-Bradley Micro800 General Instructions Manual page 529

Chapter 18
Process control instructions
Ladder Diagram (LD)
Structured Text (ST)
(* ST Equivalence: DERIVATE1 is an instance of a DERIVATE block *)
DERIVATE1(manual_mode, sensor_value, t#100ms);
derivated_value := DERIVATE1.XOUT;
Rockwell Automation Publication 2080-RM001D-EN-E - February 2015 529