OVERVIEW

Rosemount 848L

Reference Manual

00809-0100-4696, Rev AA September 2004

OVERVIEW

Transmitter

The 848L provides a cost effective field mounted interface for discrete inputs

 

and outputs on a Foundation Fieldbus H1 network. The 848L allows you to

 

leverage the fieldbus network to reduce discrete input and output wiring and

 

eliminate the need for a separate bus for discrete inputs and outputs. The

 

848L can communicate with other devices on the segment to provide logic

 

interactions independent of any upper level controller.

 

The 848L also has logic capability allowing it to independently control outputs

 

based on the state of one or more of it's inputs or discrete signals from other

 

devices on the network. A Logic Block allows for up to 20 Boolean equations,

 

8 Inputs, and 4 Outputs.

Manual

This manual is designed to assist in the installation, operation, and

 

maintenance of the Rosemount 848L Logic Transmitter.

Section 1: Introduction

Overview

Considerations

Return of Materials

Section 2: Installation

Mounting

Installation

Wiring

Power Supply

Commissioning

Section 3: Configuration

FOUNDATION fieldbus Technology

Configuration

Function Block Configuration

Section 4: Operation and Maintenance

Hardware Maintenance

Troubleshooting

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Emerson manual Overview, Transmitter, Rosemount 848L, Reference Manual