Rockwell Automation 900-TC32 Digital Temperature Controllers, Series B - Manual (Page 293)

Publication 900-UM007D-EN-E - January 2011
Parameter Functions & Definitions 5-65
Number of Multi-SP Uses (900-TC8, 900-TC16)
Conditions of Use: An event input unit must be assigned. An optional event
input unit must be installed in the controller.
Function: Multi-SP is a function for setting set points 0 to 3 in advance, and
switching between these set points using a combination of event input
ON/OFF signals. The number of Multi-SP Uses parameter is used to switch
between using two and four preset set points.
Whether the Event Input Assignments 1 and 2 parameters are displayed or
hidden is determined by the Number of Multi-SP Uses parameter setting.
The following tables show the relationships between ON/OFF combinations
of event inputs 1 and 2 and selected set points.:
Table 5.BX
Configurable Range Default
0 to 2 1
Table 5.BY — Controllers with Event Inputs 1 and 2 (Two Event Inputs)
Event Input Assignment 1 Event Input Assignment 2
Number or
Multi-SP uses 0 Displayed (Multi-SP not used).
1 Hidden (Multi-SP, 2 points) Displayed (Event input 2 not
used as multi-SP switch).
2 Hidden (Multi-SP, 4 points).
Table 5.BZ —Number of Multi-SP Uses: 1
Event input 1 Selected set point
OFF Set point 0
ON Set point 1
Table 5.CA — Number of Multi-SP Uses: 2
Event input 1 Event input 2 Selected set point
OFF OFF Set point 0
ON OFF Set point 1
OFF ON Set point 2
ON ON Set point 3
ev-m