KROHNE OPTIWAVE 7300 C Handbook
Non-contact radar (fmcw) level meter
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- Handbook (200 pages) ,
- Quick start manual (36 pages) ,
- Supplementary instructions manual (28 pages)
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Handbook
OPTIWAVE 7300 C
OPTIWAVE 7300 C
OPTIWAVE 7300 C
OPTIWAVE 7300 C
Non-contact Radar (FMCW) Level Meter
Supplementary Instructions for ATEX applications
Supplementary Instructions for ATEX applications
Supplementary Instructions for ATEX applications
Supplementary Instructions for ATEX applications
Handbook
Handbook
Handbook
Handbook
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Table of Contents
Related Manuals for KROHNE OPTIWAVE 7300 C
Summary of Contents for KROHNE OPTIWAVE 7300 C
- Page 1 OPTIWAVE 7300 C OPTIWAVE 7300 C OPTIWAVE 7300 C OPTIWAVE 7300 C Handbook Handbook Handbook Handbook Non-contact Radar (FMCW) Level Meter Supplementary Instructions for ATEX applications Supplementary Instructions for ATEX applications Supplementary Instructions for ATEX applications Supplementary Instructions for ATEX applications...
- Page 2 All rights reserved. It is prohibited to reproduce this documentation, or any part thereof, without the prior written authorisation of KROHNE Messtechnik GmbH & Co. KG. Subject to change without notice. Copyright 2007 by KROHNE Messtechnik GmbH & Co.KG - Ludwig-Krohne-Straße 5 - 47058 Duisburg www.krohne.com...
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Page 3: Table Of Contents
CONTENTS OPTIWAVE 7300 C General safety information............5 1.1 Scope of the document ..................5 1.2 Instrument description ..................5 1.3 Standards and approvals ..................5 1.4 Categories ......................6 1.5 ATEX nameplates ....................7 Installation..................9 2.1 Precautions ......................9 2.1.1... - Page 4 5.3 Returning the device to the manufacturer ............23 5.3.1 General information ....................24 5.3.2 Form (for copying) to accompany a returned instrument ........25 Approval certificate ..............26 Declaration for ATEX zone 2 ............31 KROHNE Product Overview ............32 www.krohne.com 08/2007 • 4000091501...
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Page 5: General Safety Information
These instructions are applicable only to the explosion-protection version of the OPTIWAVE 7300 C radar level transmitter. For all other data, use the Quick Start and Handbook. If you do not have these documents, please contact the nearest KROHNE office or download them from KROHNE's website www.krohne.com. -
Page 6: Categories
GENERAL SAFETY INFORMATION OPTIWAVE 7300 C 1.4 Categories This instrument is suitable for use in potentially explosive atmospheres of all flammable substances in Gas Groups IIA, IIB and IIC. It is designed for applications requiring Category 1 G (gases, vapours or mists), 1 D (dust), 1/2 G, 1/2 D, 2 G or 2 D equipment when fitted with the appropriate Ex ia options. -
Page 7: Atex Nameplates
GENERAL SAFETY INFORMATION OPTIWAVE 7300 C 1.5 ATEX nameplates KROHNE S.A.S. KEMA 04ATEX1218 X F-26103 Romans II 1 G D or II 1/2 G D OPTIWAVE 7300 C or II 2 G D xF70xxxxxxxxxxxxxxxxxxxx EEx ia IIC T3 ... T6 Order No: xxxxxxxxxxxxxx T 65 C ... - Page 8 GENERAL SAFETY INFORMATION OPTIWAVE 7300 C KROHNE S.A.S. II 3 G EEx nA II T3 ... T6 F-26103 Romans T 80 C ... T 97 C X OPTIFLEX 1300 C xF71xxxxxxxxxxxxxxxxxxxx Order No: xxxxxxxxxxxxxx Umax < 30 Vdc xxxxxxxxxxxxxx Manufacturing date: DD-MMM-YYYY...
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Page 9: Installation
INSTALLATION OPTIWAVE 7300 C 2.1 Precautions 2.1.1 General notes WARNING! When you install the device, obey the conditions in the EC-Type Examination certificate. These conditions include: The special conditions for safe use. • The Essential Health and Safety Requirements. •... -
Page 10: Special Conditions
INSTALLATION OPTIWAVE 7300 C Risk of ESD: sun cover Figure 2-1: Sun cover 2.1.3 Special conditions WARNING! Aluminium housing: Possible source of ignition in a potentially explosive atmosphere. The housing is made of either aluminium alloy or stainless steel. If the instrument has an aluminium alloy housing, make sure that iron/steel objects do not hit or rub against the instrument. -
Page 11: Optional Flushing System
INSTALLATION OPTIWAVE 7300 C 2.1.4 Optional flushing system Optional flushing system Figure 2-2: NPTF ¼ flushing connection (optional) INFORMATION! If delivered with the device, the flushing connection is plugged with a NPTF ¼ screw and engaged on a minimum of 3 ½... -
Page 12: Operating Conditions
INSTALLATION OPTIWAVE 7300 C 2.2 Operating conditions The allowable ambient temperature and corresponding flange temperature range for the instrument depends on the ATEX equipment category and temperature classes marked on the nameplate. 2.2.1 Ambient and flange temperature The ATEX equipment category and temperature class give the ambient temperature and related flange temperature ranges for the instrument. -
Page 13: Maximum Surface Temperature Of The Housing
INSTALLATION OPTIWAVE 7300 C Equipment category II 3 G Ambient temperature Flange temperature Temperature class °C °F °C °F -40…+61 -40…+142 -40…+85 -40…+185 -40…+76 -40…+169 -40…+100 -40…+212 -40…+76 -40…+169 -40…+110 -40…+230 -40…+70 -40…+158 -40…+135 -40…+275 -40…+66 -40…+151 -40…+150 -40…+302 -40…+57 -40…+135... -
Page 14: Process Pressure
INSTALLATION OPTIWAVE 7300 C 2.2.3 Process pressure Allowable process pressure Equipment category [kPa] [psi] 1 G, 1 D, 1/2 G or 1/2 D 80…110 11.6…16 Others As per non-EEx instrument As per non-EEx instrument atmospheric pressure www.krohne.com 08/2007 • 4000091501... -
Page 15: Electrical Connections
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C 3.1 General notes WARNING! De-energize the circuit. • • Do not use the earth terminal in the wiring compartment. Use the equipotential bonding system. Refer to the "EEx d [ia] equipment: electrical schema" section. If ambient temperature >70 C, use heat-resistant cables and cable glands certified for •... -
Page 16: How To Close The Terminal Compartment
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C Time necessary to de-energize an Ex d [ia]-approved instrument Time to de-energize the Ex d [ia]-approved instrument Temperature class [minutes] T4, T3 Not necessary 3.2.2 How to close the terminal compartment WARNING! Ex d [ia] applications: obey the instructions that follow: Attach the terminal compartment cover 2. -
Page 17: Eex Ia Equipment
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C 3.5 EEx ia equipment 3.5.1 How to connect the electrical cables INFORMATION! Cable entries are supplied on customer demand. If you supply the cable entries, this part • must have a degree of ingress protection IP≥6x (EN 60529). -
Page 18: Electrical Schema
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C 3.5.3 Electrical schema Ex i HART Electrical schema for Ex i-approved equipment Figure 3-2: Intrinsically-safe power supply (use second power supply for optional terminal 2) Non-Ex zone Ex zone ® Resistor for HART communication 3.6 EEx d [ia] equipment 3.6.1 General notes... -
Page 19: How To Connect The Electrical Cables
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C 3.6.2 How to connect the electrical cables INFORMATION! Cable entries are supplied on customer demand. If you supply the cable entries, this part must have a degree of ingress protection IP≥6x (EN 60529). • Use only flameproof and EEx d-approved cable entries and plugs. -
Page 20: Electrical Schema
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C 3.6.4 Electrical schema CAUTION! Make sure that you connect the load resistor to the positive side. Electrical schema for Ex d [ia]-approved equipment (with galvanic isolation) Figure 3-4: Electrical schema for Ex d [ia]-approved equipment (without galvanic isolation) -
Page 21: Eex Na Equipment
ELECTRICAL CONNECTIONS OPTIWAVE 7300 C 3.7 EEx nA equipment 3.7.1 How to connect the electrical cables INFORMATION! Cable entries are supplied on customer demand. If you supply the cable entries, this part • must have a degree of ingress protection IP≥54 (EN 60529). -
Page 22: Start-Up
START-UP OPTIWAVE 7300 C WARNING! Make sure that it is safe to supply electrical power. Do a start-up check: • Are the wetted components (gasket, flange and antenna) resistant to corrosion by the tank product? • Does the information given on the nameplate agree with the application? •... -
Page 23: Service
SERVICE OPTIWAVE 7300 C 5.1 Periodic maintenance No maintenance is necessary. 5.2 Keep the instrument clean WARNING! Do not let more than 5 mm/0.2" of dust collect on the top of the instrument. This is a possible source of ignition in a potentially explosive atmosphere. -
Page 24: Returning The Device To The Manufacturer
SERVICE OPTIWAVE 7300 C 5.3 Returning the device to the manufacturer 5.3.1 General information This device has been carefully manufactured and tested. If installed and operated in accordance with these operating instructions, it will rarely present any problems. CAUTION! Should you nevertheless need to return a device for inspection or repair, please pay strict... -
Page 25: Form (For Copying) To Accompany A Returned Instrument
Company: Address: Department: Name: Tel. No.: Fax No.: The meter enclosed, type: KROHNE Commission or Series No.: has been operated with the following liquid: Because this liquid is: hazardous to water toxic caustic flammable We have checked that all cavities in the unit are free from such substances. -
Page 26: Approval Certificate
APPROVAL CERTIFICATE OPTIWAVE 7300 C ATEX certificate, page 1 of 5 Figure 6-1: www.krohne.com 08/2007 • 4000091501... - Page 27 APPROVAL CERTIFICATE OPTIWAVE 7300 C ATEX certificate, page 2 of 5 Figure 6-2: 08/2007 • 4000091501 www.krohne.com...
- Page 28 APPROVAL CERTIFICATE OPTIWAVE 7300 C ATEX certificate, page 3 of 5 Figure 6-3: www.krohne.com 08/2007 • 4000091501...
- Page 29 APPROVAL CERTIFICATE OPTIWAVE 7300 C ATEX certificate, page 4 of 5 Figure 6-4: 08/2007 • 4000091501 www.krohne.com...
- Page 30 APPROVAL CERTIFICATE OPTIWAVE 7300 C ATEX certificate, page 5 of 5 Figure 6-5: www.krohne.com 08/2007 • 4000091501...
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Page 31: Declaration For Atex Zone 2
DECLARATION FOR ATEX ZONE 2 OPTIWAVE 7300 C Declaration for ATEX Zone 2 Figure 7-1: 08/2007 • 4000091501 www.krohne.com... -
Page 32: Krohne Product Overview
Algeria Northern sales office Wellingborough Phone:+47 (0)69 264 860 Argentina Northants NN8 6AE Fax:+47 (0)69 267 333 KROHNE Messtechnik GmbH & Co. KG Cameroon International Phone:+44 (0)19 33 408 500 postmaster@krohne.no Bremer Str. 133 Canada Fax:+44 (0)19 33 408 501...