Reproducibility Of The Delay And Watchdog Interrupts Of The Cpus - Siemens SIMATIC S7-300 Series Reference Manual

Reproducibility
Table 3-9 lists reproducibility of the delay and watchdog interrupts of the CPUs
(without communication).
Table 3-9

Reproducibility of the Delay and Watchdog Interrupts of the CPUs

CPU
314
314 IFM
315
315-2 DP
316-2DP
318-2
PLC S7-300, CPU Specifications CPU 312 IFM to CPU 318-2 DP
A5E00111190-01
Reproducibility
Delay Interrupt
approx. –1/+0.4 ms
approx. –1/+0.4 ms
approx. –1/+0.4 ms
approx. –1/+0.4 ms
approx. –1/+0.4 ms
approx. –0.8/+0.38 ms
Cycle and Reaction times
Watchdog Interrupt
approx. $0.2 ms
approx. $0.2 ms
approx. $0.2 ms
approx. $0.2 ms
approx. $0.2 ms
approx. $0.04 ms
3-17