Cpu Processing Time And Memory Requirement Pid_3Step V2.X - Siemens SIMATIC S7-1200 Function Manual

9.2.3

CPU processing time and memory requirement PID_3Step V2.x

CPU processing time
Typical CPU processing times of the PID_3Step technology object as of Version V2.0,
depending on CPU type.
CPU
CPU 1211C ≥ V4.0
CPU 1215C ≥ V4.0
CPU 1217C ≥ V4.0
CPU 1505S ≥ V1.0
CPU 1510SP-1 PN ≥ V1.6
CPU 1511-1 PN ≥ V1.5
CPU 1512SP-1 PN ≥ V1.6
CPU 1516-3 PN/DP ≥ V1.5
CPU 1518-4 PN/DP ≥ V1.5
Memory requirement
Memory requirement of an instance DB of the PID_3Step technology object as of Version
V2.0.
Load memory requirement
Total work memory requirement
Retentive work memory requirement
PID control
Function Manual, 03/2017, A5E35300227-AC
Typ. CPU processing time PID_3Step V2.x
410 µs
410 µs
410 µs
50 µs
120 µs
120 µs
120 µs
65 µs
5 µs
Memory requirement of the instance DB of
PID_3Step V2.x
Approx. 15000 bytes
1040 bytes
60 bytes
Instructions
9.2 PID_3Step
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