Specifications

STB NIP 2311 Services
114
EIO0000000051 6/2010
7.1 Modbus Messaging
Introduction
The STB NIP 2311 implements the Modbus Messaging server service. This section
describes how data stored in the process image is exchanged between the
STB NIP 2311 and the Ethernet network, via Modbus over TCP/IP.
What's in this Section?
This section contains the following topics:
Topic Page
Modbus Messaging Service Description 115
Data Exchange with the STB NIP 2311 120
Reading Diagnostic Data 129
Modbus Commands Supported by the STB NIP 2311 NIM 137
Modbus Exception Responses 141