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Supplier: Atos North America
Description: also designed to limit the external temperature according to the certified class to avoid the self ignition of the explosive mixture present in the environment. DHA and DLOH valves conform to SIL 3 safety level. These solenoids are applied to hydraulic valves for
- Actuation: Electric
- Media Description: Hydraulic Fluid
- Media Temperature: -4 to 176 F
- Number of Ports/Ways: 2
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Supplier: Atos North America
Description: , thus avoiding dangerous propagation in the external environment. DHA and DLOH valves are conformed to SIL 3 safety level. They are also designed to limit the external temperature according to the certified class to avoid the self ignition of the explosive mixture present in
- Actuation: Electric
- Media Description: Hydraulic Fluid
- Media Temperature: -4 to 176 F
- Number of Ports/Ways: 2
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Supplier: CGIS
Description: Instead of using a large ball as the closing mechanism, a Butterfly Valve can use a disk which enables quick shutoff and drastically reduces the overall footprint of the valve. Depending on the class, a Butterfly Valve can range from 3-7 times lighter than Ball
- Valve Type: Butterfly Valves
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Supplier: Rotork plc
Description: Suitable for air quality to ISO 8573.1 Class 4: dirt, water and oil High flow - up to 0.1 Cv Working pressure up to 10,877 psi / 750 bar flowline pressure up to 145 psi / 10 bar control pressure Designed to switch a pneumatic or hydraulic control pressure on rising or falling flowline
- Actuation: Pilot Operated, Pneumatic
- Flow (Cv): 0.1000
- Pressure Rating: 10877 psi
- Valve Type: Pilot Valves
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Supplier: Rotork plc
Description: Suitable for air quality to ISO 8573.1 Class 4: dirt, water and oil High flow - up to 0.1 Cv Working pressure up to 10,877 psi / 750 bar flowline pressure up to 145 psi / 10 bar control pressure Designed to switch a pneumatic or hydraulic control pressure on rising or falling flowline
- Actuation: Pilot Operated, Pneumatic
- Flow (Cv): 0.1000
- Pressure Rating: 10877 psi
- Valve Type: Pilot Valves
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Supplier: Rotork plc
Description: IQT3 intelligent part-turn actuators are the most robust design in the industry providing exceptional reliability in arduous environments. Double-sealed enclosure to IP66/68 7m for 72 hours. Explosionproof to international standards. Certified for safety applications (SIL2/3).
- AC Phase: Single Phase, Three Phase
- Actuation Method: Electric
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Supplier: Rotork plc
Description: IQ3 intelligent multi-turn actuators are the most robust design in the industry providing exceptional reliability in arduous environments. Double-sealed enclosure to IP66/68 7m for 72 hours. Explosionproof to international standards. Certified for safety applications (SIL2/3).
- AC Phase: Single Phase, Three Phase
- Actuation Method: Electric
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Supplier: ControlAir LLC
Description: provide stable operation over a wide range of actuator sizes. ControlAir, Inc., a leading manufacturer of precision pneumatic and electro-pneumatic controls, is pleased to announce that its Type-6500 Aluminum and Type-6600 Stainless Steel Large Flow Capacity Volume Boosters were
- Body Material: Stainless Steel
- Flow Capacity: 400 SCFM
- Maximum Pressure: 250 psi
- Output Pressure: 150 psi
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Supplier: ControlAir LLC
Description: provide stable operation over a wide range of actuator sizes. ControlAir, Inc., a leading manufacturer of precision pneumatic and electro-pneumatic controls, is pleased to announce that its Type-6500 Aluminum and Type-6600 Stainless Steel Large Flow Capacity Volume Boosters were
- Body Material: Aluminum
- Flow Capacity: 350 SCFM
- Maximum Pressure: 250 psi
- Output Pressure: 150 psi
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Supplier: RS Components, Ltd.
Description: Features of the IM Valve Control Module Series. Suitable for Zone 2/22 environments. M12 x 1 male threaded fittings, single channel. IP67 rated. Loop powered device, external power supply not required. Safety Integrity Level (SIL) 3. Complete galvanic isolation Typical
- Operating Temperature: -13 to 140 F
- Rated DC Voltage: 0.0 to 30 volts
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Supplier: RS Components, Ltd.
Description: Features of the IM Valve Control Module Series. Suitable for Zone 2/22 environments. M12 x 1 male threaded fittings, single channel. IP67 rated. Loop powered device, external power supply not required. Safety Integrity Level (SIL) 3. Complete galvanic isolation Typical
- Operating Temperature: -13 to 140 F
- Rated DC Voltage: 0.0 to 30 volts
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Supplier: RS Components, Ltd.
Description: Ex-i output isolating amplifier, HART Isolates and sends intrinsically safe 0/4-20 mA signals to a load (I/P converters, control valves, displays) in Ex areas . Electrical 3-way isolation, wire break recognition, SIL 2 in accordance with IEC 61508 Barrier Type = Galvanic
- Operating Temperature: -4 to 140 F
- Rated DC Voltage: 19.2 to 30 volts
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Supplier: RS Components, Ltd.
Description: For controlling Ex-i solenoid valves, alarm modules or LEDs installed in Ex areas . Current limitation at 48 mA. For gases up to Group II C, loop-powered, electrical isolation, SIL 3. Housing material polyamide (PA 6.6) Barrier Type = Galvanic Number of Channels = 1
- Operating Temperature: -4 to 140 F
- Rated DC Voltage: 27.7 volts
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Supplier: PR electronics
Description: . Conversion of linear resistance variation to a standard analog current / voltage signal, i.e. from solenoids and butterfly valves or linear movements with attached potentiometer. Power supply and signal isolator for 2-wire transmitters. Process control with standard analog output
- Operating Temperature: -4 to 140 F
- Outputs: Current Loop (e.g., 4-20 mA), Voltage
- Sensor Inputs: Thermocouple, RTD
- Signal Inputs: DC Voltage, DC Current
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Supplier: PR electronics
Description: sensor. Conversion of linear resistance variation to a standard analog current / voltage signal, i.e. from solenoids and butterfly valves or linear movements with attached potentiometer. Power supply and signal isolator for 2-wire transmitters. Process control with 2 pairs of potential
- Operating Temperature: -4 to 140 F
- Outputs: Voltage Output?, Current Output?, Relay Output?
- Sensor Inputs: Thermocouple Input, RTD Input
- Signal Inputs: DC Voltage Input, DC Current Input?
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the solenoid valve, thus, allowing the orifice - from which water flows - to open and activate a sprinkler system. This helps keep the fire under control and prevent spreading to other parts of the building. Meeting SIL Standards. Solenoid valves must be of good quality and meet Safety Integrity Level (SIL
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CR4 - Thread: Sil2 Loop for Shutdown Valve Upgrade
Hi, I am working on a project(shutdown valve upgrade) that require a sil 2 loop. given that the control system used is sil 3 , solenoid valve used is sil 2, actuator is sil 2 but with a valve that is NOT …
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Determine SIS and SIL using HAZOPS
As normally a single valve will not be enough to meet SIL 1 require- ments a solenoid 3 -way valve would be needed on the air pressure control line from the LIC, to close both the emergency valve and the level control …
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ISA 84.01 - Application of Safety Instrumented Systems for the Process Industries
7.4.3.1 A control valve from the BPCS shall not be used as the only final element for SIL 3 .
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ISA S84.01 - Application of Safety Instrumented Systems for the Process Industries.
7.4.3.1 A control valve from the BPCS shall not be used as the only final element for SIL 3 .
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ABB 800xA AC 800M High Integrity Controller - System 800xA High Integrity (Safety Systems)
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Reliability Analysis of a Wellhead Platform in Al Shaheen Block 5 Project
Isolation of well: Shut in of one well 3 The SIL requirement applies to the sub-function needed for isolation of one well, i.e.: - ESD-node (wellhead control panel) - Wing valve (WV) and master valve (MV) including solenoids and actuators - Down …
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Scaling up of silverson rotor–stator mixers
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