Azbil SDC35 - Page 100

5-40
Chapter 5. DETAILED DESCRIPTION OF EACH FUNCTION

SP multi-ramp
The SP multi-ramp set values can be set for eight groups of LSPs.
Item (Bank) Display Contents Initial value User level
Ramp
(SP bank)
0.0U: No ramp.
0.1 to 999.9U
(The time unit of the ramp is selected using
the SP ramp unit.)
0.0U Standard,
High function
0.0U
0.0U
0.0U
0.0U
0.0U
0.0U
0.0U
• When [
C3

1
: SP ramp type] is set at “1: Multi-ramp”, the display and setting can
be performed.
• In the standard ramp, the ramp-up and ramp-down are set individually.
However, in the multi-ramp, the ramp common to the up and down is set.
• When this setting is set at “0.0U”, the SP ramp does not function.
• “
rMp.

1
” corresponds to LSP1 while “
rMp.8
” corresponds to LSP8.
• “0.1U” shows that the decimal point position is shifted one digit right from the
decimal point position of the PV.
For example,


SP ramp-up/ramp-down (p.5-38).
• For details about conditions to start the ramp assuming that the current PV value
is used as start point,


SP ramp-up/ramp-down (p.5-38).
Handling Precautions
Before changing the slope of the SP ramp for the selected LSP No. when the
multi-ramp is selected, make sure that SP ramping is not in progress.
If the setting is changed while SP ramping is in progress, the SP may change
suddenly.