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Modbus Read, Write and Override Parameters plus Exception Codes
198 UDC2500 Universal Digital Controller Product Manual 4/07
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
19 25 FP R/W 0 to 255 (minutes)
Final Ramp SP
Value
001A 026 FP R/W PV Range in Engineering
Units
SP Rate
F0 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 # 58 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 59 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