Siemens IP-Module Manuel Page 42

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Technical Description of the IP 266 IP 266
Example 2
The machining program described in example 1 is started, but the "External Start
Enable" signal is removed only at certain points. The timing diagram below
shows the chronological sequence effected by the "External Start Enable" and
"External Stop" signals.
Function
M99
t
t
”Position
reached”
signal
t
External
Stop
t
External
Start
t
”TP exec.”
signal
Start
Traversing
program
Flying
change
The next job is delayed via the External Start Enable signal
2-20
EWA 4NEB 812 6057-02
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