About the p485 modbus to profibus converter, Application, Features – GE P485 User Manual
Page 9: General features, Modbus network, Fieldbus interface features, About the p485 modbus to profibus converter –3, Application –3, Features –3
INTRODUCTION
P485 MODBUS TO PROFIBUS CONVERTER – USER GUIDE
1–3
About the P485 Modbus to Profibus Converter
APPLICATION
The P485 Modbus to Profibus Converter (or P485) acts as a gateway between the Modbus
protocol and a Profibus-DP network. Integration of industrial devices is enabled without
loss of functionality, control, and reliability, both when retrofitting to existing equipment as
well as when setting up new installations.
Figure 1-2: Typical applications
Features
GENERAL FEATURES
•
DIN-rail mountable
•
Save/load configuration in flash
•
CE, UL, and cUL marked
MODBUS NETWORK
•
RS232/RS422/RS485 communications
•
Multi-drop or single-node configurations
•
Modbus RTU Master mode
•
Supports up to 50 commands
•
Configuration via EnerVista P485/D485 Setup software
FIELDBUS INTERFACE
FEATURES
•
Complete Profibus-DP slave functionality according to IEC 61158
•
Node Address range: 1 to 99 using on board switches
•
Baud rate range: 9.6 kbps to 12 Mbps. Auto baud rate detection supported.
•
Transmission media: Profibus bus line, type A or B specified in IEC 61158
Profibus
master (PLC)
HMI
Profibus
slave
Pr
ofibus netw
ork
P485
PC for configuration
and monitoring
Multi-drop
Multi-node Modbus network
Single-node Modbus network
RS232 port
PC for configuration
and monitoring
Profibus slave
HMI
Profibus
master (PLC)
Pr
ofibus netw
ork
P485