Honeywell VRX180 user manual Definition Triggered Conditions Result Present, HOT Start

Setpoint Profiler

Table 5-2 Parameters That Control Profiler Execution (continued)

Parameter name	Definition	Triggered		Conditions	Result
		by		present
HOLD	Holds a profiler at its current position.	Level ON	Profiler is in		Profiler is
	Profiler’s Elapsed Time continues but			Run or Hold	put in Hold
	Segment Time stops until Profiler is started
	again.
	Hold is activated by online operator menu or
	by a discrete input. May be connected to F2
	key (SY1F2).
ADVANCE	Advances a profiler on Hold to the starting	Rising		Profiler is in	Profiler
	value of the next segment. If the profile is on	edge		Hold	advances
	the last segment, it advances to the ending
	value of the last segment. If the profile is on
	the ending value of the last segment of the
	batch, then it advances around to the starting
	value of segment 1, or to the first segment of
	the batch phase as defined by BATCH
	SEGMENT FIRST. If within a loop, advances
	to next segment in the loop.
	Advance is activated by online operator menu
	or by a discrete input.
HOT START	When HOT START is ON and the profiler is	Level ON	Profiler is in		When
	started, the profiler begins to run at the point			Ready	profiler
	in the profile where the current value of PV #1				changes
	first occurs. Hot Start makes the profiler skip				from Ready
	over unneeded segments.				to Run,
	Hot Start is activated by a discrete input.				profiler
					jumps to
	Example				the same
					value as
	If PV #1 is 100 and the profile contains the				PV #1
	value 100 in Segment 4 and Segment 6, HOT
	START forces the profiler to start running at
	Segment 4 at 100, not at Segment 1 or
	Segment 6.
	See Figure 5-10 Hot Start.

PV#1

If Hot Start = ON, Profile starts at first intersecting point between profile and PV #1.

Profile starts here

Figure 5-10 Hot Start

186 Video Recorder – User Manual