ACU-RITE DRO 200E - Manual (Page 33)

INSTALLATION
DRO 200E
29
Dwell Time
Retract After Sparkout
Fig. 3
Spark
No Spark
Spark
Dwell
Relay
Retract
Relay
Position
Hold Relay
Active
Relaxed
Active
Relaxed
Active
Relaxed
Retract ends when
Z = R-DIST or Z-TOP
which ever occurs first.
Electrode is de-energized*
Dwell time begins
when cut depth is
reached.
Active when ram is at
or below target depth.
Ram position is
monitored until retract.
The spark timer is
reset with each spark.
Sparkout time expires
Dwell time is interrupted
by sparkout condition.
Ram Position
Monitoring Begins
Retract begins when Spark
out time expires plus a
short delay of 100 ms.
Spark timer
begins when cut
depth is reached.
* The machine must be properly configured for the electrode to de-energize.