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KROHNE 7000 Series User Manual

KROHNE 7000 Series
44 pages
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1000 / 2000 / 3000 / 6000 / 7000 series of meters and
MFC 400 converter
Hazardous areas
Hazardous areasHazardous areas
Hazardous areas
OPTIMASS / 400
OPTIMASS / 400OPTIMASS / 400
OPTIMASS / 400
Supplementary Instructions
Supplementary InstructionsSupplementary Instructions
Supplementary Instructions
© KROHNE 02/2021 - 4003491805- AD OPTIMASS 400 Atex R05 en
AD_OPTIMAS_400_Haz_Areas_en_210201_4003491805_R05.book Page 1 Thursday, February 4, 2021 12:19 PM

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KROHNE 7000 Series Specifications

General IconGeneral
BrandKROHNE
Model7000 Series
CategoryAccessories
LanguageEnglish

Summary

Introduction to OPTIMASS / 400

Hazardous Area Approvals

Details the ATEX and IECEx hazardous area approvals for the OPTIMASS flowmeter system.

Flow Sensor VE Code Structure

Describes the structure and meaning of the VE code for OPTIMASS flow sensors.

Flow Converter VE Code Structure

Describes the structure and meaning of the VE code for OPTIMASS flow converters.

Special Conditions for OPTIMASS Meters

Equipotential Bonding Requirements

Instructions for including the converter and sensor in the installation's equipotential bonding.

Avoiding Electrostatic Charge Hazards

Guidelines to reduce ignition hazards from electrostatic charge on the instrument.

Temperature Limits and Classes

Details temperature limits and classes for meters based on ambient and medium temperatures.

Electronics Compartment Access

Instructions for de-energising the electronics compartment before opening.

Certified Cable Gland Requirements

Requirements for using certified cable glands, plugs, and conduit for Ex d compartments.

Aluminium Junction Box Protection

Mandates protection of meters with aluminium junction boxes in Zone 0 from impact/friction.

Electrical Connections for OPTIMASS

Electronics and I/O Terminal Compartments

Important points when working on converter electronics and I/O terminal compartments.

I/O Terminal Compartment Access Conditions

Conditions for opening the I/O terminal compartment while the meter is energised.

Service Procedures for OPTIMASS

Replacing the Power Supply Fuse

Step-by-step instructions and specifications for replacing the power supply fuse.

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