Honeywell HC900 manual Feature Summary, Hardware, Communications

Models: HC900

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Introduction - Feature Summary

The HC900 Controller design enables users and OEMs who are adept in system integration to assemble a system that fits a broad range of requirements. Any configuration can be readily modified or expanded as requirements dictate. In initial configuration and in subsequent modifications, the HC900 Controller affords an optimum balance of performance and economy.

Configurations such as those shown in Figure 1 and in Figure 2, as well as many variations, can be assembled from modular components. Many of the components are available from Honeywell, and some are available from third-party suppliers. These modular components are available in any quantity and mix that make the most sense for a given application.

As indicated in Figure 2, the HC900 Controller includes provisions for communication via Ethernet with host systems such as the Honeywell PlantScape HMI and other HMI software that supports Ethernet Modbus/TCP protocol. Also, the communication structure of the HC900 Controller enables remote placement of input/output components, allowing significant economies in cabling and wiring.

Feature Summary

Hardware

Modular rack structure; components are ordered individually as needed

CPU embodies Ethernet connectivity

Easy to assemble, modify, and expand

Local(C30,C50) and Remote input/output racks(C50 only), private Ethernet-linked in sub network

Parallel processing - a CPU in each I/O module performs signal processing, to preserve update rates

Communications

RS-232 Link to PC configuration tool (up to 50 feet or 12.7 meters) or modem. Port configurable as Modbus RTU/TCP master or slave

RS-485 2-wire link to the Operator Interface (up to 2000 feet or 601meters). Port configurable as Modbus RTU/TCP master or slave

Ethernet 10BaseT connection to: up to 5 PC hosts via Modbus/TCP protocol, Peer-to Peer communication with other HC900 Controllers, and the Internet

Private Ethernet 10BaseT connection to I/O expansion racks (C50 CPU only)

Revision 5

HC900 Hybrid Controller Installation and User Guide

3

9/03

 

 

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Honeywell HC900 manual Feature Summary, Hardware, Communications