Gascat ARGOS WA Installation & Operation Manual Download Page 8 | Manualshive

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Installation and Operation Manual

Argos WA - Pressure Regulating Valve

MI-44

Elaborado

Verificado / Aprovado

CSQ

Data

Revisão

Página

JJ

GN

JM

03/09/18

01

8 de 20

2.3.8 – PRESSURE REGULATOR DIMENSIONS

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Summary of Contents for ARGOS WA

Page 1: ...INSTALLATION OPERATION MANUAL PRESSURE REGULATOR VALVE MODEL ARGOS WA ...

Page 2: ...TURE LIMITS 6 2 3 4 FLOW COEFICIENT 6 2 3 5 VALVE WEIGHT 6 2 3 6 PRESSURE REGULATOR SPRING RANGE SET POINT 7 2 3 7 ACCURACY AND LOCK UP 7 2 3 8 PRESSURE REGULATOR DIMENSIONS 8 3 OPERATING PRINCIPLE 9 3 1 THE REGULATOR 9 3 2 REGULATOR ACTIVE MONITOR SYSTEM 9 3 3 PILOT 11 4 INSTALLATION 11 4 1 CHECKING SYSTEM INTEGRITY 11 4 2 FILTER 12 4 3 CLEANING 12 4 4 OTHER IMPORTANT DEVICES FOR A SAFETY INSTALL...

Page 3: ...that all users of these equipments are properly instructed and warned on their potential danger and certify yourself that the personnel responsible for installation test commissioning operation and maintenance of the plant are skilled enough to perform their duties Instruction manuals are provided for orientation of the operators but it is supposed that they have a basic knowledge level If any dou...

Page 4: ...valve can be positioned fully open Consequently when a regulator is put into operation the shutoff valves should be open slowly so that the regulator valve can assume its regulating position If the valves are quickly opened the upstream pressure can pass downstream through the regulator and over pressurize downstream the main line All regulators etc should operate with the regulating spring specif...

Page 5: ...rts 2 INTRODUCTION 2 1 SCOPE OF MANUAL This Instruction manual has as objective supply information about operation installation and maintenance about ARGOS WA pressure regulator manufactured by GASCAT 2 2 DESCRIPTION Argos Axial WA Series is a regulator designed by Gascat s engineering that is included into the pilot operated pressure regulators family to be applied with all gases This wafer type ...

Page 6: ...TURE LIMITS Operating temperature 20 C a 60 C Ambient temperature 20 C a 60 C The temperature limits informed at this manual or in any applicable standard must not be exceeded under any circumstances at risk of damage the equipment safety of installation and safety of people involved in the operation 2 3 4 FLOW COEFICIENT DN KG 1 400 2 1140 3 2800 4 4900 2 3 5 VALVE WEIGHT Kg DN SINGLE ACTIVE MONI...

Page 7: ...PART NUMBER RANGE YELLOW GREY 01 50 09 20 50 mbar BLUE 01 50 10 45 100 mbar WHITE GREY 01 50 21G 90 250 mbar SILVER 01 50 21P 150 430 mbar GREY 01 50 24 340 1100 mbar G 31 PILOT SPRING COLOR PART NUMBER RANGE SILVER 01 49 62 0 7 2 8 bar GREEN 01 49 65 2 0 5 5 bar RED 01 49 64 4 5 14 0 bar BROWN 01 49 65 4 0 18 3 bar BLACK 01 49 65 14 7 32 0 bar 2 3 7 ACCURACY AND LOCK UP Pressure regulator AC up t...

Page 8: ...Installation and Operation Manual Argos WA Pressure Regulating Valve MI 44 Elaborado Verificado Aprovado CSQ Data Revisão Página JJ GN JM 03 09 18 01 8 de 20 2 3 8 PRESSURE REGULATOR DIMENSIONS ...

Page 9: ... obturator spring of pilot is superior to the regulating spring force and moves the obturator set upward against the pilot seat closing the pilot gas passage In case of flow the pressure in the sensing line start decreasing causing the pilot opening because of the regulating spring of pilot added to the pressure under its diaphragm In parallel the discharge pressure also decreases In this conditio...

Page 10: ...onitor regulator keeps lightly lower than the inlet pressure allowing the valve stays in the open position during normal process service conditions In case of active regulator fail that results in increase in outlet pressure the pilot of monitor regulator start closing up to achieve the set point of this pilot and then the monitor regulator can assume the control of pressure reduction in the syste...

Page 11: ...al process service conditions and will assume the pressure regulating in case of active regulator fail 3 3 PILOT The pressure regulator model ARGOS WA manufacture by GASCAT use pilot the G 30 or G 80 model depending of the desired set point If the set point is greater than 0 7 bar applies the G 30 This pilot is responsible by the control of feed pressure of main regulator actuator and by consequen...

Page 12: ...allation of a basket type filter with minimum 150 mesh as close as possible to the regulator input without being joined flange to flange because if the filter is installed immediately upstream of the regulator it can produce turbulence that will cause disturbances in the pressure control of the regulator Care with the filter installation is essential to the perfect operation of the apparatus becau...

Page 13: ...Installation and Operation Manual Argos WA Pressure Regulating Valve MI 44 Elaborado Verificado Aprovado CSQ Data Revisão Página JJ GN JM 03 09 18 01 13 de 20 ...

Page 14: ... proceed with pressurization of the span where the equipment is installed by the downstream valve of the equipment Under no circumstances proceed with the depressurization of the span where the equipment is installed by the valve located upstream of the equipment such as the filter drain ATTENTION GASCAT s SSV are sent to the field already calibrated however depending on transport conditions and t...

Page 15: ...d operation pressure 3 Close the purge valve 4 Check for regulator lockup with the pressure gauge manometer located downstream of the regulator a stable pressure indication for approximately 3 minutes 5 Close the purge valve and then slowly open the gas output blocking valve 6 Make fine pressure adjustments if is necessary using the restrictor passage Notes 1 The lockup pressure active monitor sys...

Page 16: ...peration extending the warrant up to 18 months in case they are in stock Such warranty only covers those cases for which the occurrence of production defects are evidenced which remained unnoticed at the time the product delivery To present warranty is not valid if it is found that the defect or mishap was caused by accident normal wear inadequate installation improper maneuvering or use inadequat...

Page 17: ...dry place protected from bad weather 9 GENERAL RECOMMENDATION 1 We test our regulators and valves at the requested operation conditions 2 Criteria and maintenance steps are contained in manuals however for any doubt on the use operation or maintenance contact Gascat s technical department that will give you proper guidance 3 Gascat supplies on request a complete replacement kit 10 COMPONENTS SPARE...

Page 18: ...Operation Manual Argos WA Pressure Regulating Valve MI 44 Elaborado Verificado Aprovado CSQ Data Revisão Página JJ GN JM 03 09 18 01 18 de 20 POS DESCRIPTION QTY 1 DIAPHRAGM 1 2 O RING 1 3 O RING 1 4 O RING 2 5 O RING 1 ...

Page 19: ...ating Valve MI 44 Elaborado Verificado Aprovado CSQ Data Revisão Página JJ GN JM 03 09 18 01 19 de 20 G 30 PILOT CODE 28 20 41F POS DESCRIPTION QTY 1 DIAPHRAGM 1 2 RELIEF 1 3 SHUTTER 1 4 FILTER ELEMENT 1 5 O RING 1 6 O RING 1 7 O RING 1 8 O RING 1 9 O RING 1 ...

Page 20: ...09 18 01 20 de 20 G 80 PILOT CODE 28 21 28A_KIT POS DESCRIPTION QTY POS DESCRIPTION QTY 1 RELIEF 2 11 O RING 1 2 DIAPHRAGM 1 12 O RING 1 3 DIAPHRAGM 1 13 O RING 2 4 SHUTTER 1 14 O RING 1 5 SHUTTER 1 15 O RING 1 6 INTERNAL RELIEF 1 16 O RING 1 7 FILTER ELEMENT 1 17 O RING 1 8 GASKET 1 18 O RING 1 9 O RING 1 19 O RING 1 10 O RING 1 20 O RING 1 ...

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