Spectron BE55-2U Operating Manual Download Page 9

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BE_55+56-2U_1212.docx

Operating Manual
of the BM and BE series

3. Description

Flow chart of gas supply with a pressure control panel

Legend

Process gas valve with inlet filter

Waste gas or purge gas valve

Pressure regulator - single-stage

Pressure regulator - two-stage

Inlet pressure gauge

Outlet pressure gauge

Relief valve

Pigtail

Gas cylinder connection

Valve port – closed

Switching mechanism

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Summary of Contents for BE55-2U

Page 1: ...Operating Manual for the Pressure Control Panels of the BM55 2U BM56 2U BE55 2U BE56 2U series BM55 2U with outlet adapter BM56 2U with outlet adapter and valve ...

Page 2: ...scription 8 3 1 Overview of the pressure control panel 8 3 2 Functional description 10 3 3 Technical data 11 3 4 Connection options 11 3 5 Changing the supply side 11 4 Operation 13 4 1 Labelling 13 4 2 Installing the pressure control panel 13 4 3 Putting the pressure control panel into operation 13 4 4 Changing the cylinder 14 4 5 Taking the equipment out of operation 15 5 Problems 16 6 Maintenan...

Page 3: ...not be photocopied reproduced translated or copied onto data carriers either in full or in part without prior authorisation All rights reserved Updates No update service is provided for this operating manual by Spectron Gas Control Systems GmbH Changes can be made to this operating manual without the need to notify anyone about them 1 2 Description of the pressure control panels of the BM and BE s...

Page 4: ...ve gases up to a purity grade of 6 0 The permissible gases and pressure ranges are specified on the type plate Pressure control panels reduce a variable inlet pressure to an outlet pressure that is as constant as possible The pressure is introduced exclusively via the process gas valve Appropriate measures must be taken to prevent the introduction of pressure to the pressure regulator outlet via t...

Page 5: ...ates danger of death or physical injury 2 2 Essential safety information Note The safety information given below is to be regarded as supplementary information to the relevant national accident prevention regulations and legislation All relevant accident prevention regulations and legislation must be observed under all circumstances Various laws regulations rules and directives have to be observed...

Page 6: ...ator and its relief valve a safety mechanism that meets the requirements of the regulations for operators must be incorporated to protect downstream fittings pressure vessels and pipes from excess pressure Danger With combustible toxic corrosive and other gases that are harmful to health or the environment an exhaust pipe must be connected to the relief valve to take the gas away safely The factor...

Page 7: ... the environment in some other way dispose of the blown off gas in accordance with the applicable regulations Danger of death Oxygen that escapes in an uncontrolled manner indoors can result in a dangerous rise in the oxygen content of the air and an increase in the tendency of clothing and other objects to ignite Make sure that the outlet end of the blow off pipe of oxygen systems operated indoor...

Page 8: ... and electr monitoring of the pressure 3 Pressure gauge Optional contact pressure gauge Indicates the current outlet pressure of the pressure regulator Display and electr monitoring of the pressure 4 Waste gas valve or purge valve Optionally pneumatic Is opened to remove the waste gases or vent the process gas pipe 5 Process gas valve Optionally pneumatic Separates the pressure control panel from ...

Page 9: ...Legend Process gas valve with inlet filter Waste gas or purge gas valve Pressure regulator single stage Pressure regulator two stage Inlet pressure gauge Outlet pressure gauge Relief valve Pigtail Gas cylinder connection Valve port closed Switching mechanism Waste gas Waste gas Process gas Waste gas Waste gas Waste gas Waste gas Process gas ...

Page 10: ...eases the outlet pressure of what has been the reserve side thus converting it into the operational side and at the same time reduces the outlet pressure of what has been the operational side up to now As a result it becomes the reserve side In the case of two stage switching panels the fall in the outlet pressure as a result of the switchover is barely noticeable The outlet pressure is kept large...

Page 11: ...ssure regulator on the right Switching lever down gas is drawn from the gas cylinders on the right hand side The outlet pressure of the pressure regulator on the right is set higher than that of the pressure regulator on the left If the handle is positioned horizontally the two pressure regulators are set to the same outlet pressure 2 The gas cylinder pressure on the preselected side falls below t...

Page 12: ...vity 1 Position the switching lever item 1 horizontally and turn it anti clockwise to unscrew it 2 Loosen the grub screw item 2 using an SW3 Allen key 3 An SW6 Allen key can now be used to adjust the working pressure by turning the hexagon socket head screw item 4 below the switching lever Turn clockwise to increase the pressure level Turn anti clockwise to reduce the pressure level 4 After adjust...

Page 13: ...rative to adhere to the direction of the gas flow when doing this You must not purge counter to the usual direction of flow from the tapping point to the pressure control panel since this can flush debris resulting from the installation work for example back into the pressure regulator The connecting thread and connecting surfaces of the gas cylinder valves and the sealing rings of the manual conn...

Page 14: ...y being drawn The arrow indicating the reserve side points to the side of the pressure control panel on which the gas cylinders are now to be replaced It is extremely important to move the switching lever since otherwise once the empty gas cylinders have been replaced with full gas cylinders and the process gas valve has been opened this side would take over the gas supply function again The reser...

Page 15: ...t least three times If the inlet pressure is low the process has to be repeated more often 5 Slowly open the gas cylinder valve on the right 6 Slowly open the process gas valve on the right 7 Check the gas cylinder connection and all detachable connections for leakage 4 5 Taking the equipment out of operation Taking out of operation or interrupting operation for a short period When interrupting op...

Page 16: ...nent Close all valves immediately Have the pressure control panel checked immediately by the manufacturer or an authorised specialist company The outlet pressure level is unstable and is not adhering to the usual range of variation This indicates that too much gas is being drawn Reduce the amount of gas drawn It is also possible that there is dirt in the inlet filter In this case the pressure cont...

Page 17: ... manufacturer or an authorised specialist company 6 2 Regular cleaning Warning Detergents or disinfectants can corrode and ruin gaskets inside the fittings Do not use detergents or disinfectants If the device gets very dirty this can interfere with operation If it becomes necessary to clean the pressure control panel use only a damp lint free cloth 6 3 Repair information Important Repairs may only...

Page 18: ...Spectron Gas Control Systems GmbH Fritz Klatte Straße 8 D 65933 Frankfurt Germany Phone 49 69 38016 0 Fax 49 69 38016 200 Email info spectron de Internet www spectron de ...

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