Modbus Read, Write and Override Parameters plus Exception Codes 
10.7.2 SP Ramp/Rate/Program 
Table 10-10 lists all the register addresses and ranges or selections for the function 
parameters in Set-up Group Setpoint Ramp/Rate. 
Table 10-10  Set-up Group – Setpoint Ramp/Rate 
Parameter 
Description 
Register 
Address 
Data 
Type 
Access  Data Range or 
Enumerated Selection 
  Hex  Decimal       
SP Ramp 
0096 150  INT  R/W  0 = Disabled 
1 = Enabled 
Single SP Ramp 
Time 
0019  25  FP  R/W  0 to 255 (minutes) 
Final Ramp SP 
Value 
001A  026  FP  R/W  PV Range in Engineering 
Units 
SP Rate 
00F0 240  INT  R/W  0 = Disabled 
1 = Enabled 
Rate Up (EU/HR)  006C  108  FP  R/W  0 to 9999 
Rate Down 
(EU/HR) 
006D  109  FP  R/W  0 to 9999 
Setpoint 
Program  
00B2 178  INT  R/W  0 = Disabled 
1 = Enabled 
Start Segment #  0058  88  FP  R/W  1 to 12 
End Segment 
#(Soak) 
00B0  176  INT  R/W  0 = Soak 2 
1 = Soak 4 
2 = Soak 6 
3 = Soak 8 
4 = Soak 10 
5 = Soak 12 
Engineering Units 
or Ramp 
Segments 
00B6  182  INT  R/W  0 = HRS:MIN 
1 = Degrees/Minute 
2 = EU/Hour 
Program Recycles  0059  89  FP  R/W  0 to 100 
Guaranteed Soak 
Deviation 
0057  087  FP  R/W  0 to 99.9 (0 = no soak) 
Program End 
State 
00B5  181  INT  R/W  0 = Disable SP  Program 
1 = Hold at Program End 
194  UDC3200 Universal Digital Controller Product Manual  12/04