Introduction - ICP DAS USA ICP CON GW-7557 User Manual

1. Introduction

PROFIBUS and HART are two kinds of famous protocols and are wildly used in the
fields of factory and process automation. The GW-7557 is a PROFIBUS to HART
gateway. By using this module, users can easily put the HART slave devices into
PROFIBUS network. Figure 1 shows an application example for the GW-7557
module.
Figure 1 Application architecture of the GW-7557 module
The GW-7557 gateway is specially designed for the slave device of PROFIBUS DP
protocol. In the HART application, the GW-7557 can be a HART master device. The
HART slave devices can exchange data with the PROFIBUS master device via the
GW-7557 module.
The main features and specification of GW-7557 are described as below:
GW-7557 PROFIBUS/HART Gateway User Manual (Version 1.00, Dec/2011) PAGE: 4