Modbus Read, Write and Override Parameters plus Exception Codes 
3/07  UDC3500 Universal Digital Controller Product Manual  417 
 
10.7.19 Options 
Table 10-28 lists all the register addresses and ranges or selections for the function 
parameters in Set-up Group Options.  
Table 10-28  Set-up Group – Options 
 
Parameter 
 
Register 
Address 
Data 
Type 
Access  Data Range or 
Enumerated Selection 
Description  ID  Hex  Decimal       
Current Output2 
(Aux Output)* 
134  0086  134  INT  R/W  0 = None 
1 = Input 1 
2 = Input 2 
3 = Input 3 
4 = Input 4 
5 = Input 5 
6 = PV 
7 = CB OUT 
8 = Dev 
9 = Out 
10 = SP 
11 = LSP 1 
12 = RSP 
13 = Input ALG 1 
14 = Input ALG 2 
15 = PV 2 
16 = CBOUTL2 
17 = DEV2 
18 = Output 2 
19 = SP Loop 2 
20 = LSP1 Loop 2 
21 = RSP Loop 2 
Current Output 2 
Low Scaling 
Factor 
49  0031  049  FP  R/W  Within the range of the 
selected variable in ID 134 
Current Output 2 
High Scaling 
Factor 
50  0032  050  FP  R/W  Within the range of the 
selected variable in ID 134 
Current Output 2 
Range 
236  00EB  236  INT  R/W  0 = 4-20 mA 
1 = 0-20 mA