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Vega VEGADIS 176 User Manual

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Operating Instructions
VEGADIS 176
External indicating and adjustment display
without external energy for front panel
mounting
Document ID: 47916
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Vega VEGADIS 176 Specifications

General IconGeneral
BrandVega
ModelVEGADIS 176
CategoryMonitor
LanguageEnglish

Summary

About this document

Function

Provides information on mounting, connection, setup, maintenance, and safety.

Target group

Manual is for trained specialist personnel.

Symbols used

Explains symbols like Information, Caution, Warning, Danger, Ex, SIL, List, Action, Sequence, and Battery disposal.

For your safety

Authorised personnel

Operations must be performed by trained personnel authorized by the plant operator.

Appropriate use

Used for measured value indication of 4...20 mA circuits.

Warning about incorrect use

Incorrect use can cause hazards, damage to property, persons, or environment.

General safety instructions

Instrument must be operated in a flawless condition, user is responsible for compliance with safety rules.

Safety label and conformity

Safety markings, EU conformity, NAMUR recommendations, and environmental instructions.

Product description

Configuration

Lists scope of delivery: display, mounting material, documentation, safety instructions.

Principle of operation

External display for 4...20 mA circuits, HART-transparent, no external power required.

Indication and adjustment

5-digit LC display, bar graph, unit indication, adjustment via three keys.

Packaging, transport and storage

Details packaging standards, transport considerations, inspection, and storage conditions.

Mounting

Mounting location and preparations

Specifies horizontal installation, panel cut-out dimensions, and max panel thickness.

Installation procedure

Steps for inserting the instrument, attaching clips, and tightening rods.

Connect to the signal circuit

Connection preparation and technology

Safety instructions, voltage supply requirements, and using spring-loaded terminals.

Wiring plan

Shows terminal assignment on the rear of the housing.

Terminal assignment and grounding

Details terminal functions, polarity, notes, and function ground connection.

Passive sensor wiring

Wiring plan for connecting VEGADIS 176 to passive sensors.

Various sensor wiring configurations

Wiring plans for passive sensors with backlight, active sensors, and instruments with backlight.

Connection examples

Illustrates connection examples for 4...20 mA sensors and instruments.

Signal conditioning instrument connection

Illustrates connection to signal conditioning instruments or four-wire sensors.

Switch-on phase description

Describes the self-check sequence upon power-up and initial display.

Setup

Indication and adjustment elements

Identifies display elements, symbols, and adjustment keys.

Adjustment system overview

Explains the menu structure for setup and parameter adjustment.

Parameter adjustment - Menu Setup

Configuration of decimal places, scaling for 4mA and 20mA values, and units.

Parameter adjustment - Menu Diagnosis

Accesses diagnostic messages (Actual Error, Last Error) and firmware version.

Parameter adjustment - Menu Expert

Provides expert settings, including user code and factory reset options.

Expert System and Input Settings

Configuration of user code, factory reset, linearization, NAMUR, range limits, and offset.

Maintenance and fault rectification

Maintenance and fault causes

No special maintenance, but lists causes of malfunction like sensor, process, or signal issues.

Fault rectification procedures

Steps to check signal, handle error limits (NAMUR NE 43), and sensor diagnosis.

Electronics and configuration diagnosis

Describes diagnostic codes for electronics modules, memory, calibration, and configuration errors.

Service hotline and post-rectification steps

VEGA service hotline contact and steps after fault rectification.

Dismount

Dismounting and disposal guidelines

Steps for dismounting and information on proper disposal of the module according to WEEE directive.

Supplement

Technical Data Overview

General, ambient, and electromechanical data for the instrument.

Signal, Deviation, and Protection Measures

Signal/supply circuit details, deviation, signal resolution, and electrical protective measures.

Approvals and Dimensions

Information on instrument approvals and detailed dimensional drawings.

Legal and Trademark Information

Details industrial property rights, trademarks, and company contact information.

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