HEIDENHAIN IOB 49 - Manual (Page 9)

HEIDENHAIN IOB 49 9
I – 1 Ex
ecution of S
w
itc
h
ing F
unctions
In PULSED mode, the relay is activated (ON or OFF) for a specific
period of time. After the period has timed out, the relay is deactivated.
The pulse time is 0.1 to 999 seconds.
Fig. I.4 CONTINUOUS mode
Fig. I.5 PULSED mode
The time period begins whenever the switching condition
transitions from FALSE to TRUE. If the switching
conditions transitions to TRUE before the period has timed
out, the timer will start over.
The switching functions cannot be used for coupled axes
or for axes with backlash compensation.
Relay
Condition
Relay
Condition