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Manual
Expert™ 1400 / Expert™ 3400
Submersible Hydrostatic Level Transmitters
Manual Expert 1400/3400 GB 0704
As our products are continuously improved, we reserve the right to make
any change in the stated specifications and dimensions without prior notice.
ll 2G
EEx ia llC T6
MJK Automation A/S
Byageren 7
DK-2850 Naerum
Denmark
Tel.: +45 45 56 06 56
Fax: +45 45 56 06 46
mjk@mjk.com
www.mjk.com
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Table of Contents
Related Manuals for MJK Expert 1400
Summary of Contents for MJK Expert 1400
- Page 1 Expert™ 1400 / Expert™ 3400 Submersible Hydrostatic Level Transmitters ll 2G EEx ia llC T6 MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum As our products are continuously improved, we reserve the right to make Denmark any change in the stated specifications and dimensions without prior notice.
- Page 2 Member States relating to electromagnetic compatibility. We declare that the product complies to the values stipulated in EN50014:1997, EN50020:2002, EN61000-6-3/-4:2001 and EN61000-6-1/-2:1999. MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com...
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Page 3: Table Of Contents
Demands for cables in explosive areas Safety Instructions Data Sheet for Expert™ 1400 Level Transmitter Data Sheet for Expert™ 3400 Level Transmitter MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com... -
Page 4: Introduction
Ex or hazardous zone approved equipment, certifications and safety instructions for Ex equipment that have been used together with the installation of the Expert 1400 or 3400 level transmitter On the model 1400 transmitters, the pressure ranges to- must be strictly observed. -
Page 5: Mechanical Mounting
Take care not to hit the bottom hard since it may damage the transmitter! 1" ISO thread Model 3400 MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com... -
Page 6: Electrical Mounting Cable Length Vs. Supply Voltage
(A) of the cable conductors + the input impedance compensation tube ➄ . of the analog input on the MJK 704, MJK 713, PLC etc. (typically 10 to 100 Ω) and the available supply voltage (B) (typically 24 V DC). -
Page 7: Explosion Hazardous Zone
Zener barrier The Z788 Zener Barrier (MJK part no. 202995) has a safety fuse which will blow if the current exceeds the limit. The voltage protection in the Zener barrier contains a number of zener diodes, which are connected from each signal cable to ground. -
Page 8: Appendices
The Cmax and Lmax for the zener barrier in explosion group IIC are: Cmax : 83 nF, Lmax : 3,05 mH. The capacity of MJK cable type 691014 is < 800 pF/m and the inductance is <... - Page 9 Intrinsically safety. IIC: Gas groups: Acetylene & hydrogen. T6: Temperature class: 85°C surface temperature MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com...
- Page 10 H/m*cable length Using the KFD0-CS-Ex1.50P isolator (MJK order no.: 202993) the max. cable length is 129 m. Using The Z788 Zener Barrier (MJK Order no. 202995) the max. cable length is 99 m. Alternatively other cable types with equivalent specifica- tions may be used.
- Page 11 Transmitter type 1400/3400 (-20 °C< Ta<+40 °C.) Be aware about the environment on the installation site. Use necessary protection equipment and follow all safety regulations. MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com...
- Page 12 Manual Data Sheet for MJK Expert™ 1400 Level Transmitter has Expert™ 1400 Level about the same specifications as the 7070 Transmitter model. In addition it has a ceramic, capaci- tive measuring system with a much higher accuracy. Furthermore, Expert™ 1400 is approved for use in explosion hazardous areas: ATEX Ex ia IIC T6.
- Page 13 Manual Data Sheet for MJK Expert™ 3400 Level Transmitter is designed for use in waterworks, sewage Expert™ 3400 Level treatment plants and industrial applications Transmitter where accurate and long term stable level measuring is required. It is very robust and...
- Page 14 Manual This page intentionally left blank. MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com www.mjk.com...
- Page 15 Manual This page intentionally left blank. MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com www.mjk.com...
- Page 16 Manual MJK Automation A/S Manual Expert 1400/3400 GB 0704 Byageren 7 DK-2850 Naerum Denmark Tel.: +45 45 56 06 56 Fax: +45 45 56 06 46 mjk@mjk.com www.mjk.com...
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