The HART Communication Protocol is the leading communication technology for intelligent process measurement and control instrumentation and systems with more than 26 million devices installed worldwide.

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Specifications & Documents

The HCF makes certain documents and software available for purchase. All items are sold and shipped from our Austin, TX location. All orders are assessed shipping charges that are added to your order. Any customs fees assessed by different countries and locales are the responsibility of the ordering company, they are not paid by the HCF.

HART Protocol Specifications
The HART Protocol Specifications (HCF_KIT-13) are sold as a collection of over 20 documents that specify the different aspects of the protocol and test procedures for slave devices. The specifications are sold as a kit that include all the documents in the specification set. The cost of these documents is $975.

DDL Specifications
The DDL Specifications provide the detailed requirements for developing a Device Description. If you need additional information about device descriptions please click here. The documents are sold as a set and is priced at $250.

HART Field Communications Protocol, A Technical Overview
The manual provides technical details of the HART Protocol in a user-friendly format that will help users and system integrators understand the features and benefits of the technology, It is an excellent reference manual for anyone who wants to know more about HART technology without delving into the 2500-page Protocol Specification. The document is avail bale for $60 (a 10% discount is also available for orders of 10 copies or more). More.

Application Guide
THe HART Application Guide is intended to provide users of HART products with information about using those products to obtain the full benefit of HART. You can order the printed version for $50 or download an electronic version of the document at no cost. Also available for download Application Guide in Chinese.

Calibrating HART Transmitters
This document provides information about calibration of HART instruments. You can order the printed version for $50 or download an electronic version at no cost.

The HART Data Link Layer, A Requirement Analysis
This document provides additional guidance for the development of the Data Link Layer in a slave implementation. The document is available for $50.

Application Note: Information for HART Modem Designers
This document provides guidelines for HART Modem development. The document is available for $50.

HART Server
The HART Server is an easy-to-use OPC-compliant application that provides a gateway for accessing
real-time process and diagnostic information available in HART field instrumentation. The HART Server is available for $500.

HART Server Application Developer Toolkit
The HART Server Application Developer Toolkit provides source code modules and tools necessary to develop a custom PC application that can communicate through the HART Server to HART-capable devices. The kit is available for $2500.