Functions
8.2 Time stamping the input signals with IM 153-2
ET 200M
Operating Instructions, 12/2008, EWA-4NEB780600602-08
143
8.2.4
Time stamping outside of S7-400
8.2.4.1
Prerequisites
With the interface module IM 153-2Bxx1, time stamping is also possible outside of an S7-
400 automation system.
The above principles and rules apply - if complied with, precisions of up to 1 ms can be
achieved.
Synchronization interval for the time: 10 s
Demands on the ET 200M and DP master
ET 200M:
●
IM 153-2 as of order number 6ES7153-2Bxx1-0XB0
●
suitable DI modules
●
IM 153-2 must be configured via GSD rev. 5 (e.g. enabling of interrupts)
●
for IM 153-2 the DPV1 mode must be activated
●
Synchronization interval in accordance with the setting on the clock master
DP master:
●
must fulfill requirements in accordance with DPV1
●
must be able to process interrupts
●
must be able to process data records (read / write)
●
must be able to send / forward time message frames or a clock master must be available
in the same PROFIBUS DP line
Содержание IM 153-4 PN
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