Modbus Read, Write and Override Parameters plus Exception Codes
3/07 UDC3500 Universal Digital Controller Product Manual 427
10.7.22 Maintenance
Table 10-31 lists all the register addresses and ranges or selections for the function
parameters in Set-up Group Maintenance.
Table 10-31 Set-up Group – Maintenance
Parameter
Register
Address
Data
Type
Access Data Range or
Enumerated Selection
Description ID Hex Decimal
Timer 1 219 00DB 219 INT R/W
0 = Disable
1 = Last Reset
2 = A1S1
3 = A1S2
4 = A2S1
5 = A2S2
6 = A3S1
7 = A3S2
8 = A4S1
9 = A4S2
10 = Man Loop 1
11 = Guaranteed Soak
12 = Sooting
13 = DI 1 Closed
14 = DI 2 Closed
15 = DI 3 Closed
16 = DI 4 Closed
17 = Man Loop 2
Timer 2 220 00DC 220 INT R/W Same as 219
Timer 3 221 00DD 221 INT R/W
Same as 219