Gascat ARGOS, Installation, Operation & Maintenance Manual

Page 1: ...Installation Operation Maintenance Manual Pressure Regulating Valve Model ARGOS...

Page 2: ...PERATION PRINCIPLE 10 3 1 THE REGULATOR 10 3 2 REGULATOR ACTIVE MONITOR SYSTEM 11 3 3 PILOTS 12 3 4 FITLERS 12 3 5 SECURITY SHUT OFF VALVE 13 4 5 1 PH ACTUATOR H ACTUATOR 13 4 5 2 GENERAL RESET PROCED...

Page 3: ...3347 990 Phone 55 19 3936 9300 Fax 55 19 3935 6009 Email vendas gascat com br sales gascat com br The items that follow although not exhaustive provide guidance on possible sources of danger to health...

Page 4: ...system with an inert gas such as nitrogen Special precautions are required for operation with gases such as oxygen or hydrogen chloride and the user must ensure that proper procedures are implemented...

Page 5: ...temperature limits given in this manual or in any applicable standard shall not be exceeded under any circumstances under risk of damage to the equipment to the installation safety and to the people i...

Page 6: ...T PRESSURES Pressure regulators model ARGOS can use three pilot models for pressure control G80 G30F or G32F The table below presents the adjustment ranges of each model G80 PILOT SPRING COLOR PART NU...

Page 7: ...E SPRING RANGE SET POINT SSV ACTUADOR H SPRING COLOR PART NUMBER RANGE PURPLE 01 52 61 0 3 1 5 bar RED 01 52 62 1 0 5 0 bar YELLOW 01 51 54 4 0 11 0 bar SSV ACTUATOR PH SPRING COLOR PART NUMBER RANGE...

Page 8: ...rado Verificado Aprovado CSQ Data Revis o P gina JJ VBL JM 13 02 19 07 8 de 32 2 3 11 PRESSURE REGULATOR DIMENSIONS DIMENSIONS mm A RF B C ND 150 PN16 300 PN25 PN40 ANY CLASS ANY CLASS 1 184 197 222 2...

Page 9: ...Regulating Valve MI 23 Elaborado Verificado Aprovado CSQ Data Revis o P gina JJ VBL JM 13 02 19 07 9 de 32 DIMENSIONS mm A RF B C ND 150 PN16 300 PN25 PN40 ANY CLASS ANY CLASS 2 254 267 550 300 3 298...

Page 10: ...of flow absence stays closed because the outlet pressure added to obturator spring of pilot is superior to the regulating spring force and moves the obturator set upward against the pilot seat closin...

Page 11: ...set point of this pilot and then the monitor regulator can assume the control of pressure reduction in the system From this moment the working principle of this valve is similar then the active regul...

Page 12: ...he pre pilot 3 4 FILTERS The GASCAT pilot blocks consisting of a pilot and pre regulator always have a mechanical barrier against solid impurities this barrier comprises a polypropylene filter element...

Page 13: ...ease the external bush will move up or move down allowing the spheres running out of channel and the main shaft moves according to the force exerted by closing spring to close the valve against the se...

Page 14: ...eset the shut off it is necessary to equalize the pressure before and after the shutter However it is necessary to use the integrated bypass in the reset lever See below how to proceed When there is a...

Page 15: ...m the equipment were supplied and are respecting the recommended dimensions by the manufacturer 6 It was foresee pressure gauge or other pressure indicator to allow correct setting during the commissi...

Page 16: ...l ARGOS 6 Partial pressure relief valve CH Relief 7 Outlet pressure gauge 8 Vent valve 9 Outlet ball valve or similar Notes 1 The position of sensing line can be inferior than 5 times if the project o...

Page 17: ...lator Argos 8 Partial pressure relief valve model CH Relief 9 Outlet pressure gauge 10 Vent valve 11 Outlet ball valve or similar Notes 1 The position of sensing line can be inferior than 5 times if t...

Page 18: ...ure regulator model ARGOS 7 Partial pressure relief valve model CH Relief 9 Outlet pressure gauge 9 Vent valve 10 Outlet ball valve or similar Notes 1 The position of sensing line can be inferior than...

Page 19: ...regulator valve model ARGOS 2nd stage of pressure reduction 8 Partial pressure relief valve model CH Relief 9 Pressure gauge 9 Vent valve 10 Outlet ball valve or similar Notes 1 The position of sensi...

Page 20: ...tly in the actuator before proceeding the stream pressurization The regulator model Argos is not supplied adjusted It tends to preserve the life time of internal parts So that it is necessary to adjus...

Page 21: ...the stand by regulator assumes the pressure regulating the respective pilot regulating spring shall be turned clockwise slowly up to achieve set point lightly over than the set point of working stream...

Page 22: ...d waiting for a possible failure of active one to work 17 If the outlet pressure is oscillating proceed a thin adjustment using the pilot restrictor 18 With pressure stable open the vent valve and che...

Page 23: ...Use the pressure gauge to check it and adjust the regulator at least 20 above set point of under shut down of SSV 7 As the actuator is already pressurized release the by pass or push button and reset...

Page 24: ...t point adjustments and start up of the GASCAT s regulators model ARGOS it is required only the use of a 7 8 combination spanner for setting up the pilot s adjustment springs Valves model URANO are su...

Page 25: ...ls below to check on their availability E mail sales gascat com br PROBLEM CAUSE CORRECTION Non good Working Outlet Pressure Variation Low Flow less than 5 of maximum flow capacity Check operating con...

Page 26: ...c certainly the service intervals should be shorter GASCAT has standard repair kits for each component of the pressure regulator model ARGOS containing the most likely items to wear with time this lis...

Page 27: ...anual Argos Pressure Regulating Valve MI 23 Elaborado Verificado Aprovado CSQ Data Revis o P gina JJ VBL JM 13 02 19 07 27 de 32 6 1 RECOMMENDED REPAIR PARTS AND KITS ARGOS POS DESCRIPTION QTY 1 DIAPH...

Page 28: ...sure Regulating Valve MI 23 Elaborado Verificado Aprovado CSQ Data Revis o P gina JJ VBL JM 13 02 19 07 28 de 32 ARGOS SSV POS DESCRIPTION QTY 1 DIAPHRAGM 1 2 O RING 1 3 O RING 1 4 O RING 1 5 O RING 1...

Page 29: ...ulating Valve MI 23 Elaborado Verificado Aprovado CSQ Data Revis o P gina JJ VBL JM 13 02 19 07 29 de 32 G30F G32F PILOT POS DESCRIPTION QTY 1 RELIEF 1 2 DIAPHRAGM 1 3 SHUTTER 1 4 FILTER ELEMENT 1 5 O...

Page 30: ...JM 13 02 19 07 30 de 32 PILOT G 80 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...

Page 31: ...SV POS DESCRIPTION QTY POS DESCRIPTION QTY 1 RELIEF 1 8 O RING 1 2 O RING 1 9 O RING 1 3 O RING 1 10 O RING 2 4 PARBAK RING 1 11a O RING 1 5 O RING 1 11b DIAPHRAGM 1 6 O RING 1 12 O RING 1 7 O RING 1...

Page 32: ...pattern for five times until proper specified torque is achieved Each time around when all screws are tightened to the required torque the diaphragm will compress a little until the plates are in dire...