Modbus Read, Write and Override Parameters plus Exception Codes 
358  UDC3500 Universal Digital Controller Product Manual  3/07 
10.7  Configuration Parameters 
Overview 
Listed on the next pages are the identifying codes for the parameters in the various Set-up 
Groups in this instrument. Most of the parameters are configurable through the hosts. 
Some are Read Only and are indicated as such and cannot be changed. 
Reading or Writing 
Do a Read or Write, depending on your requirements, using the identifying code and 
format code listed in the tables. The range or selection available for each range is listed in 
the tables. 
10.7.1  Tuning Loop 1 
Table 10-10 lists all the register addresses and ranges or selections for the function 
parameters in the Set-up Group – Tuning Loop 1. 
 
Table 10-10  Set-up Group – Tuning Loop 1 
Parameter 
 
Register 
Address 
Data 
Type 
Access  Data Range or 
Enumerated Selection 
Description  ID  Hex  Decimal       
Gain #1 or PB 
Note 1 
1  0001  001  FP  R/W  0.001 to 1000 Gain 
0.1 to 9999 PB 
Rate #1 
Note 1 
2  0002  002  FP  R/W  0.00 to 10.00 
Reset #1 
Note 1 
3  0003  003  FP  R/W  0.02 to 50.00 
Manual Reset  13  000D  013  FP  R/W  –100 to +100 
Gain #2 or PB #2 
Note 1 
4  0004  004  FP  R/W  0.001 to 1000 Gain 
0.1 to 9999 PB 
Rate #2 
Note 1 
5  0005  005  FP  R/W  0.00 to 10.00 
Reset #2 
Note 1 
6  0006  006  FP  R/W  0.02 to 50.00 
Gain #3 or PB #3 
Note 1 
1  4001  16385  FP  R/W  0.001 to 1000 Gain 
0.1 to 9999 PB 
Rate #3 
Note 1 
2  4002  16386  FP  R/W  0.00 to 10.00 
Reset #3 
Note 1 
3  4003  16387  FP  R/W  0.02 to 50.00 
Gain #4 or PB #4 
Note 1 
4  4004  16388  FP  R/W  0.001 to 1000 Gain 
0.1 to 9999 PB