West Control Solutions Pro-EC44 - Manual (Page 99)

Pro-EC44 2-Loop Graphical Profile Controller & Recorder
Pro-EC44 Product Manual - 59540-1 October 2013 Page 92
Auto Hold on Ramps
Held if Auto-Hold set to Above Setpoint or Band
Process Variable
Ramp Setpoint
(without Auto-
Hold)
Hold Band
Ramp Setpoint
(with Auto-Hold)
Held if Auto-Hold set to Below Setpoint or Band
Figure 53. Auto-Hold On A Ramp Segment
During a Ramp segment, the ramp is held at the current setpoint value while the process is
outside of the hold band in the selected direction(s). The time taken to complete the ramp is
increased by the time taken by the Auto-Hold.
Profile Cycles & Repeat Sequences
A profile can be configured to run itself from 1 to 9999 times or continuously using the Profile
Cycles setting. A profile ending with Repeat Then End will run the entire sequence of
profiles again from 1 to 9999 times before ending.
PROFILE 4 PROFILE 31 PROFILE 7
Join (Profile 4 to Profile 31) Join (Profile 31 to Profile 7)
Figure 54. Profile Cycles & Repeats
Example:
Runs profile 4 once,
profile 31 three times
& profile 7 once.
This sequence is
repeated ten times.
Profile 31
Cycles = 3
Repeat Sequence = 10
Repeat Then End
(times to repeat = 10)
Profile 4
Cycles = 1
Profile 7
Cycles = 1