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ATEX Instruction Manual ETC01035 February 2008 ® MLT 2 and BINOS 100 F Manual Upgrade for Pressurized Analyzers intended to be used in Hazardous Areas www.EmersonProcess.com...
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• Read all instructions prior to installing, operating, and servicing the product. • If you do not understand any of the instructions, contact your Emerson Process Management (Rosemount Analytical) representative for clarification. • Follow all warnings, cautions, and instructions marked on and supplied with the product.
Certain surfaces may remain hot to the touch. more detailled information and instructions are required and available: Read the instruction manuals. Emerson Process Management GmbH & Co. OHG...
Flammable Gas(es) Gases and gas mixtures are assigned to be flammable if they might become ignitable when in a mixture with air. Emerson Process Management GmbH & Co. OHG...
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> 1 mbar compared to at- be formed: the mixture of gas and air is too rich in fuel (deficient in oxygen) to burn. mospheric. Emerson Process Management GmbH & Co. OHG...
SAFETY INSTRUCTIONS INTENDED USE STATEMENT Emerson series gas analyzers described herein are intended to be used as analyzers for industrial purposes. They must not be used in medical, diagnostic or life support appli- cations nor as safety devices, and no independent agency certifications or approvals are...
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Operating an open instrument or an instrument with disabled pressurization system for maintenance requires a hot work permit to be issued to ensure, the surrounding atmosphere is safe to operate the instrument! Using the bypass key is permitted for maintenance only! Emerson Process Management GmbH & Co. OHG...
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Read and follow the accompanying flame arrestor´s instructions! The operator should take into account the possibility of air penetrating the containment system through a leak and the formation of explosive atmosphere. Additional safety measures may be required for safe operation! Emerson Process Management GmbH & Co. OHG...
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Any interruption of the earth connector inside or outside the instrument or disconnecting the earth terminal may cause potential electrical shock hazzard! The analyzers do not provide a power switch and are operable when connec- ted to power. Emerson Process Management GmbH & Co. OHG...
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ELECTRICAL SHOCk HAZARD Before completing the electrical connection of the instrument, verify cables are inserted and connected in proper way! Ensure the earthing conductor (protective earth; PE) is connected! S-10 Emerson Process Management GmbH & Co. OHG...
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The maximum inlet purge gas pressure at the inlet valve must not exceed 6900 hPa (6,9 bar)! Higher pressure may damage the analyzer enclosure in case of failure of the inlet valve! Take care to externally limit the maximum inlet purge gas pressure! Emerson Process Management GmbH & Co. OHG S-11...
„leakage compen- sation“ when the sample gas is diluted below ¼ LEL outside the analyzer, so the resulting sample gas is to be categorized Emerson Process Management GmbH & Co. OHG...
3 Purge gas outlet 4 Control unit 5 Analzer front door 6 Analyzer physics door (dual enclosure MLT 2 only) 7 Cable inlets 8 Gas fittings Fig. 1-1: Analyzer with Category 2 Pressurization System Emerson Process Management GmbH & Co. OHG...
3 Purge gas outlet 4 Control unit 5 Analzer front door 6 Analyzer physics door (dual enclosure MLT 2 only) 7 Cable inlets 8 Gas fittings Fig. 1-2: Analyzer with Category 3 Pressurization System Emerson Process Management GmbH & Co. OHG...
But, measuring flammable gases utilizing EXPLOSION HAZARD The operator has to ensure that in case the analyzer is disconnected from its power supply, applied external signals are disconnected, too, if they are not intrinsically safe! Emerson Process Management GmbH & Co. OHG...
Analyzer must not be exposed to direct sun light Gas fittings, except of the pressurization unit: quantity: max. 8 specification: 6/4 mm or 1/4", stainless steel Pressurization Unit Specific Data See separate instruction manual Emerson Process Management GmbH & Co. OHG...
This ensures that the containment If your analyzer provides an infallible contain- does not have any intentional leakage into ment, see the associated manual for more the pressurized enclosure and supersedes information. Emerson Process Management GmbH & Co. OHG...
IIC Group II, Gas Group C IIC Group II, Gas Group C T4 Temperature Class (135 °C) T4 Temperature Class (135 °C) Certificate number LCIE 03 ATEX 6010 X Manufacturers Declaration, not shown on the nameplate label Emerson Process Management GmbH & Co. OHG...
It is the responsibility of the operator/owner to choose and install such systems not provided and specified by Emerson Process Management. In no case Emerson Process Management is held responsible for any damage, personal injury etc. resulting from choosing different pressurization...
The maximum inlet purge gas pressure at the inlet valve must not exceed 6900 hPa (6,9 bar)! Higher pressure may damage the analyzer enclosure in case of failure of the inlet valve! Emerson Process Management GmbH & Co. OHG 1-11...
Take care the wall or stand the unit is intended to be installed at is solid and stable to hold the units! Don´t use the attached pressurization unit´s components as a transportation handle! Emerson Process Management GmbH & Co. OHG...
Take care to follow all instructions given in this pressurization equipment, as shown in figures chapter as well as given in the accompanying 2-1 to 2-4. manuals of the safety devices! Ensure there is enough space to install the equipment. Emerson Process Management GmbH & Co. OHG...
HAZARD BY FORMATION OF EXPLOSIVE ATMOSPHERE The operator should take into account the possibility of air penetrating the containment system through a leak and the formation of explosive atmosphere. Additional safety measures may be required for safe operation! Emerson Process Management GmbH & Co. OHG...
Fittings not tight enough (especially those at the enclosure side of the flame arrestors) may increase safety of the whole equipment and can cause explosions! Read and follow the accompanying flame arrestor´s instructions! Emerson Process Management GmbH & Co. OHG...
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100 F 02/2008 2-4-2 MLT 2 Gas Flow Diagrams 2-4-2 MLT 2 Gas Flow Diagrams 2-4-2-1 Gas Flow Diagram for Nonflammable Gases or Flammable Gases diluted below 1/4 LEL Fig. 2-4a Gas Flow Diagram Emerson Process Management GmbH & Co. OHG...
100 F Gas Flow Diagrams ® 2-4-3 BINOS 100 F Gas Flow Diagrams 2-4-3-1 Gas Flow Diagram for Nonflammable Gases or Flammable Gases diluted below 1/4 LEL Fig. 2-4d Gas Flow Diagram 2-12 Emerson Process Management GmbH & Co. OHG...
Operating an open instrument or an instrument with disabled pressurization system for maintenance requires a hot work permit to be issued to ensure, the surrounding atmosphere is safe to operate the instrument! Using the bypass key is permitted for maintenance only! Emerson Process Management GmbH & Co. OHG 2-15...
Any interruption of the earth connector inside or outside the instrument or disconnecting the earth terminal may cause potential electrical shock hazzard! The analyzers do not provide a power switch and are operable when connec- ted to power. 2-16 Emerson Process Management GmbH & Co. OHG...
MUST be shut off too! This ensures that no hazardous voltages are present within the analyzer enclosure when not pressurized. Emerson Process Management GmbH & Co. OHG 2-17...
16, 18 and PE (fig. 2-4). meets the analyzer nominal voltage! Terminal 16 Terminal 18 PE terminal Fig. 2-5 Terminal location inside control unit 2-18 Emerson Process Management GmbH & Co. OHG...
See the associated instruction manual for more information. Re-install the cover! Terminal 9 (Line) Terminal 7 (Neutral) PE terminal Fig. 2-7: Mains Terminals Inside Control Unit 2-20 Emerson Process Management GmbH & Co. OHG...
(part no. ETC 000790; fig. 3-2). Fig. 3-2: Cable gland hexagon socket screw sealing plug EXPLOSION HAZARD Use only the components listed above as these are ATEX approved for use in hazardous areas! Emerson Process Management GmbH & Co. OHG...
- if such is not required - immediately after The system now is operable. switching on the control unit), the control unit starts into the leakage compensation mode and the analyzer can be switched on, too. The system is now operable. Emerson Process Management GmbH & Co. OHG...
Unauthorized parts and procedures can affect the product’s performance, place the safe operation of your process at risk, and void your waranty. Look-alike substitutions may result in explosion, fire, electrical hazards, or improper operation. Emerson Process Management GmbH & Co. OHG...
Section 4.2 describes routine tests according opening of enclosures and/or the use of tools 4.1. or special examination equiment. Section 4.3 describes tests to be performed after maintenance or repair. Emerson Process Management GmbH & Co. OHG...
See section 4.2.5 on information about how to test the Differential Pressure Switch (provided for measuring flammable gases). 4.2.4 Pressurization System and other accessories Refer to the associated manuals for detailed information on maintenance and replacement of parts. Emerson Process Management GmbH & Co. OHG...
Connect the analyzer and the pressuri- installed, disconnect it and use the inlet fitting at the analyzer enclosure! Ensure zation unit to power. Open the purge gas supply to start prepurging the analyzer. Emerson Process Management GmbH & Co. OHG...
If the measured pressure is higher than lyzer is operating, apply a pressure of max. 14 mbar, the pressure switch has to be re- configured - pls. contact your Emerson Ser- 10 mbar to the sample gas inlet. The analyzer must keep on operating.
100 mbar with a resolution of 0,1 mbar. The flowmeter should have a measuring stem gas connectors inside the analyzer and seal the other one. range of 10 l/min, resolution 0,1 l/min. Emerson Process Management GmbH & Co. OHG...
Remove all the modifications described in applied to the pressurized enclosure. To do section 4.3.1.1. Take special care of the gas this, the following steps have to be perfor- connections to be tightend. med: Emerson Process Management GmbH & Co. OHG...
Check all doors and openings to be closed Perform a leakage test as de- scribed in section 4.3.1 Check the pressurization sys- tem display for error messages and consult the associated manual for more information Emerson Process Management GmbH & Co. OHG...