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Elster Instromet Q.Sonic plus User Manual

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73023465_A_EN
i 2016-02-09
Doc: 10000050186
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Elster Instromet Q.Sonic plus Specifications

General IconGeneral
BrandElster Instromet
ModelQ.Sonic plus
CategoryMeasuring Instruments
LanguageEnglish

Summary

General Information

Application and Operation

Signal Processing Unit (SPU)

Details the SPU as the housing for flow meter electronics and its user interfaces, including labels and connections.

ATEX Certification Details

Details the ATEX certification information for the explosion-proof housing, including classification and markings.

IECEx Certification Details

Details the IECEx certification information for the explosion-proof housing, including classification and certificate reference.

FM Certification Details

Outlines FM certification information for explosion-proof housing, including class, groups, temperature limits, and installation requirements.

CSA Certification Details

Details CSA certification for explosion-proof housing, including class, groups, temperature limits, and installation requirements.

Hazardous Situations and Precautions

Provides critical safety precautions for operating in hazardous environments, including avoiding opening energized enclosures and proper grounding.

Installation

General Installation Requirements

Emphasizes user responsibility for compliant installation, recommending vibration-free locations and referencing other manuals.

Wiring and Connections

Covers user connections on the SPU, factory-connected sensors, and selecting cable glands according to regulations.

Electrical Parameters

Annex C – Safety Prescriptions

Hydrotest Prohibition with Transducers

Prohibits hydrotesting when transducers are installed due to potential water trapping and incorrect operation.

Use Gas Detector During Servicing

Mandates the use of a gas detector during servicing of the meter for safety.

Adhere to Hazardous Area Regulations

Instructs users to obey rules and regulations for hazardous area operations and custody transfer.

Repair and Maintenance on Operating Meter

Prohibits repair and maintenance on an operating meter due to pressurization and dangerous media, which can cause severe harm or death.

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