Function Blocks 
RAMP Function Block 
314    HC900 Hybrid Control Designer Function Block Reference Guide  Revision 11 
  2/07 
RAMP tabs 
It looks like this graphically. There are four ramp tabs, each with the same entry fields. Select the tab for 
each ramp at the top of the dialog box.  
HTable 92 describes the parameters and the value or selection for each ramp. 
 
 
 
Table 92  RAMP tabs parameters 
 
Properties Group  Parameter  Index #  Parameter Description  Value or Selection 
Detail 
(for each Ramp # 
tab) 
Label 
N/A 
Unique name for each of the 4 
internal Ramp functions. 
8 Characters 
 IN High Limit 
8 
through 
11 
Input HIGH Limit value applied to 
the PV after signal lag. 
Within the PV range 
limits 
 
IN Low Limit 
12 
through 
15 
Input LOW Limit value applied to 
the PV after signal lag. 
Within the PV range 
limits 
 
OUT Scale 
High Value 
0 
through 
3 
High output limit after rescale. 
Within the PV range 
limits 
 
OUT Scale 
Low Value 
4 
through 
7 
Low output limit after rescale. 
Within the PV range 
limits