Product Description XI/ON - Eaton Automation

XI/ON: Gateways for Modbus TCP 6 Application example: Modbus TCP
6.3.4 Reading-out the process image length (inputs)
Intelligent modules
The process image length of the intelligent input modules is read via
function code 04 from register 1011:
Figure 53:
Process image
length (intelligent
input modules)
Table 52:
Process input
data of intelligent
modules
The process image length of the intelligent input modules is:
0×90 bits = 18 bytes = 9 registers
Module Process input
0 XN-2AI-I(0/4...20MA) 2
3 XN-2AI-THERMO-PI 2
6 XN-1AI-U(-10/0...+10VDC) 1
9 XN-1SSI 4
Total 9
Words/ registers
128 M001973-01, 07/2007