FieldServer FS-8700-12 User Manual

A Sierra Monitor Company

Driver Manual

(Supplement to the FieldServer Instruction Manual)

FS-8700-12 AB DH+

APPLICABILITY & EFFECTIVITY

Effective for all systems manufactured after May 1, 2001

FS-8700-12_DH+ Manual Page 2 of 14

TABLE OF CONTENTS

1. Allen Bradley DH+ Description......................................................................................3

2. Driver Scope of Supply...................................................................................................4

2.1. Supplied by FieldServer Technologies for this Driver ...................................................4

2.2. Provided by the supplier of 3rd Party Equipment...........................................................4

2.2.1. Hardware...............................................................................................................4

3. Hardware Connections...................................................................................................5

4. Configuring theFieldServer as a DH+ Client.................................................................6

4.1. Data Arrays/Descriptors................................................................................................6

4.2. Client Side Connection Descriptors...............................................................................7

4.3. Client Side Node Descriptors........................................................................................7

4.4. Client Side Map Descriptors..........................................................................................8

4.4.1. Map Descriptor Example.......................................................................................9

5. FieldServer as a DH+ Server........................................................................................10

5.1. Server Side Connection Descriptors...........................................................................10

5.2. Server Side Node Descriptors.....................................................................................10

5.3. Server Side Map Descriptors ......................................................................................11

6. Driver Notes...................................................................................................................13

6.1. Continuous Map Descriptors.......................................................................................13

6.2. Checksum ...................................................................................................................13

6.3. DH+ as FieldServer Server.........................................................................................13

6.4. Command Support......................................................................................................13

7. Revision History............................................................................................................14

FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com

Tel: [phone] Fax: [phone] Toll_Free: 888-509-1970 email: [e-mail]

FS-8700-12_DH+ Manual Page 3 of 14

1. Allen Bradley DH+ Description

The DH+ driver allows the FieldServer to transfer data to and from devices using DH+ protocol.
The Communications Adapter card is included with the FieldServer. The FieldServer can
emulate either a Server or Client.

The information that follows describes how to expand upon the factory defaults provided in the
configuration files included with the FieldServer.

FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com

Tel: [phone] Fax: [phone] Toll_Free: 888-509-1970 email: [e-mail]

FS-8700-12_DH+ Manual Page 4 of 14

2. Driver Scope of Supply

2.1. Supplied by FieldServer Technologies for this Driver

SMC PART # DESCRIPTION

FS-SPA23027 DH+ cable

2.2. Provided by the supplier of 3rd Party Equipment

2.2.1. Hardware

PART # DESCRIPTION

AB DH+ compatible PLC, e.g. SLC5/03, PLC 5/40, etc

1

DH+ Client, e.g. RSView, Wonderware, Intellution FIX, GE Cimplicity, etc.

2

1

If FieldServer used as Allen Bradley DH+ Client

2

If FieldServer used as Allen Bradley DH+ Server

FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com

Tel: [phone] Fax: [phone] Toll_Free: 888-509-1970 email: [e-mail]

FS-8700-12_DH+ Manual Page 5 of 14

3. Hardware Connections

Configure the PLC according to manufacturer’s instructions and configure checksum to use
BCC checksum, not CRC.

FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com

Tel: [phone] Fax: [phone] Toll_Free: 888-509-1970 email: [e-mail]