KROHNE DK32 Supplementary Instructions Manual

KROHNE DK32 Supplementary Instructions Manual

Variable area flowmeter with electrical built-ins

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DK32 DK34
DK32 DK34
DK32 DK34
DK32 DK34
Variable area flowmeter
with electrical built-ins
Equipment category Ex nl
© KROHNE 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en
Supplementary instructions
Supplementary instructions
Supplementary instructions
Supplementary instructions

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Summary of Contents for KROHNE DK32

  • Page 1 DK32 DK34 DK32 DK34 DK32 DK34 DK32 DK34 Supplementary instructions Supplementary instructions Supplementary instructions Supplementary instructions Variable area flowmeter with electrical built-ins Equipment category Ex nl © KROHNE 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en...
  • Page 2: Table Of Contents

    3.1 General notes ........................8 3.2 Earthing and equipotential bonding ................. 8 4 Operation 4.1 Start-up..........................9 4.2 Operation .......................... 9 5 Service 5.1 Maintenance ........................10 5.2 Dismantling ........................10 6 Notes www.krohne.com 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en...
  • Page 3: Safety Instructions

    Instructions. 1.2 Conformity The DK32, DK34 variable-area flowmeters series has been approved by NEPSI (National Supervision and Inspection Center for Explosion Protection and Safety of Instrumentation in China) under Certification No.
  • Page 4: Device Description

    1 Device type 2 Manufacturer 3 Year of manufaction 4 PED data 5 Sizing data: temperature & pressure rating 6 Ex-data 7 Built-in equipment 8 Note manual 9 KROHNE website www.krohne.com 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en...
  • Page 5: Flammable Products

    The marking contains the following information: The marking contains the following information: Intrinsically safe, level of protection level "nL" Suitable for gas groups IIC, IIB and IIA T6 T6 Suitable for temperature classes T6 ...T1 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en www.krohne.com...
  • Page 6: Ambient Temperature / Temperature Classes

    [°C] [°F] [°C] [°F] class -20...+40 -4...+104 -20...+50 -4...+122 -20...+60 -4...+140 -20...+40 -4...+104 -20...+50 -4...+122 -20...+60 -4...+140 -20...+40 -4...+104 -20...+50 -4...+122 -20...+60 -4...+140 T3...T1 -20...+40 -4...+104 -20...+50 -4...+122 -20...+60 -4...+140 www.krohne.com 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en...
  • Page 7: Electrical Data

    The manufacturer is not liable for any damage resulting from improper use or use for other than the intended purpose. This applies in particular to hazards due to insufficient corrosion resistance and suitability of the materials in contact with product. 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en www.krohne.com...
  • Page 8: Electrical Connections

    1. The position of the ground terminal is illustrated below. The connection guarantees only an electrostatic connection of the device and does not comply with the requirements of an equipotential bonding connection. DK32 - DK34 www.krohne.com 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en...
  • Page 9: Operation

    Setting of the limit switches may be carried out during operation. Remove the housing cover to this purpose. The housing cover has to be closed immediately after the limit switches have been set. 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en www.krohne.com...
  • Page 10: Service

    In the case of environmentally critical or hazardous products, appropriate safety precautions • must be taken with regard to residual liquids in the measuring unit. New seals must be used when re-installing the device in the piping. • www.krohne.com 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en...
  • Page 11: Notes

    NOTES DK32 DK34 01/2010 - 4000831201 AD DK32-34 NEPSI nL R01 en www.krohne.com...
  • Page 12 Measuring systems for the oil and gas industry • Measuring systems for sea-going tankers Head Office KROHNE Messtechnik GmbH Ludwig-Krohne-Str. 5 D-47058 Duisburg (Germany) Tel.:+49 (0)203 301 0 Fax:+49 (0)203 301 10389 info@krohne.de The current list of all KROHNE contacts and addresses can be found at: www.krohne.com...

This manual is also suitable for:

Dk34

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