trading card holder display

how to change a diesel fuel water separator filter

Custom Lengths up to 5' to Best Suit Your Application Made with 316 SS Standard PTFE Coatings Option 316 SS Mini-Type Tuning Fork Level Switch. Skip to main content Download SEARCH OUR RESOURCE CENTER Ultrasonic contact switches use a pair of piezoelectric crystals that are encapsulated in epoxy at the tip of the transducer for level measurement. The switch employs proven ultrasonic technology and solid state integral electronics in a small package. Product and Training Bulletins. Input voltage range of 20 to 250 (Vac / Vdc). AVENTICS - Product Calculation Pneumatics. Extensive self-testing of the electronics and transducer make this advanced switch suitable for use in Safety Integrity Level (SIL) 2 loops. Ultrasonic level switch - Pointek ULS200 Multipurpose and maintenance-free. Ultrasonic switch. Ideal solution to a host of liquid level sensing and control applications, offered in varying sizes, materials, styles, and limits to fit your application. Errors were found with the address you provided. Custom Lengths up to 5' to Best Suit Your Application Made with 316 SS Standard PTFE Coatings Option 316 SS Mini-Type Tuning Fork Level Switch. Flowline Switch-Tek ultrasonic liquid level switch, any orientation mount, 0.7in insertion length, polypropylene wetted parts, -40 to 176 deg F, 3/4in male NPT process connection, SPST relay, N.O./N.C. Thank you for your inquiry on this product. The crystals are made of a ceramic material that vibrates at a given frequency when subjected to an applied voltage. The KSONIK is the only ultrasonic level transmitter that uses dynamic GAP technology in order to locate the correct echo. Measurement of the time delay between the transmit and receive signals enables the microprocessor controlled electronics to calculate distance to the liquid level. Single-point switch. High/low failure safe mode, safe and reliable. Thank you for your question? The EchoSonic II LU Series ultrasonic liquid level transmitters provide Instruments are available as compact or separate versions. Please verify your address. This signal is sent to the electronics to indicate the presence of liquid in the transducer gap. For many applications, such as monitoring the level of water in a tank, ultrasonic technology lets a single device to do a job that would otherwise require multiple sensors. All Rights Reserved. Having established this basic distance, the transmitter calculates the depth of the liquid and sends this information back to the control unit as a 4-20mA signal proportional to the level. Training by Interconnecting Automation, Free Mounts Directly on Sensor or OMEGA Track System Rugged NEMA-4X (IP65) Enclosure Swivels on Base for Easy Conduit Alignment Adjustable Time Delay Relay Excellent for Low Flow Alarm Controls Pumps, Valves and Alarms LED Displays Switch, Sensor and Relay Status Polyphenylene Sulfide, NO or NC Tuning Fork Level. Our ultrasonic switch is the ideal solution for simple applications. The Time-of-Flight of the reflected ultrasonic signal is directly proportional to the distance traveled. Ultrasonic Level Switches. Ease of use. Classification. ECHOTEL Model 910 switches utilize ultrasonic energy to detect the presence or absence of liquid in a single point, tip-sensitive transducer. Intrinsically safe or general purpose. 16633 Foltz Parkway Strongsville, OH 44149, Jerguson Ultrasonic Level Switches & Transmitters. Please verify your address. Ultrasonic Level Transmitters and Switches . Low Cost, Flexible Design Mounts Vertically at Top or Bottom of Tank Excellent for Smaller Restricted Areas Sealed Reed Switch for High Reliability Rugged, Resists Vibration and Shock Smooth Surfaces Easy to Keep Clean Versatile in its Application. The crystals are made of a ceramic material that vibrates at a given frequency when subjected to an applied voltage. When your process calls for a point level measurement device, you can turn to SOR with confidence. LST200 is designed specifically for industries with large installed bases of level measurement devices, particularly water and wastewater treatment. The LVSW-710/720 provides reliable operation in virtually any liquid, regardless of viscosity. Increasing demands for compliance with safety systems and overfill protection have mandated more reliable point level measurement. FM certificate Echotel 96X - XP, IS, DIP, NI. Thank you for visiting GEMS Sensors & Controls web site. Product problem resulting low rating? CM442 or Technical information. Ph: 918.663.4406 | Fax: 918.663.4480 The Model KUSO is a low-cost alternative for OEMs (Original Equipment Manufacturers). . Model 961/962 switches utilize ultrasonic energy to detect the presence or absence of liquid in a single or dual point transducer. Ultrasonic Plastic Welding. The SOR 701 single point Ultrasonic level switch is a cost-effective level sensing solution for your applications. Box 470426, Tulsa, OK 74147 The connection size for this sensor is ¾” and the maximum pressure this sensor can handle is 145PSI. The LVSW-701 Series solid state liquid level switch is a direct replacement for mechanical float-type liquid level devices. For more information, please read our The transducer uses a pair of piezoelectric crystals that are encapsulated in epoxy at the tip of the transducer. The device consists of an electronic control unit and a sensor. The transmit crystal converts the applied voltage from the electronics into an ultrasonic signal. . ), Echotel 961/962 single- and dual-point ultrasonic level switches, Advanced diagnostics: sensor, electronics and electrical noise interference, LED indication for alarm status and error, Adjustable time delay for turbulent aerated liquids, Extensive FM, CSA and ATEX explosion proof and intrinsically safe approvals, Suitable for Safety Integrity Level (SIL) 2 loops, Relay output or mA current shift with separate malfunction indication, Cast aluminum, cast stainless steel or deep drawn stainless steel housings, Transducer materials of 316/316L stainless steel, Hastelloy, Monel, Kynar, CPVC or 316/316L SS with 20 Ra sanitary finish, ASME B31.1, ASME B31.3 and NACE construction, Lengths for measuring ranges to 20 ft. (6.1 m), Prevents unintentional removal of instrument. You are leaving the Gems Sensors & Controls web site. Our Level Sensors are heavy-duty industrial control devices. The crystals are made of a ceramic material that vibrates at a given frequency when subjected to an applied voltage. Media examples include hydrochloric acid, acetone and diesel fuel oil. Works just as expected. Voted An internal microprocessor, which is pre-programmed with the speed of sound, can then translate the time taken for the pulse to be returned into the distance between the transmitter face and the liquid surface. The input signal from the transmitter may be offset, damped, scaled, and linearized as required. as we receive customer orders and changes from our vendors. The sensor is programmed via the integral push button display module. Jerguson ultrasonic switches and transmitters are ideal for non-contact continuous and point level measurement applications. In regard to your inquiry, unfortunately, no, it is not possible to directly correlate the two. Other approvals are available. The customers first call when performance matters. These switches can be used in virtually any liquid. The Transmit Crystal sends a pulse of sound through the space between the crystals, to the Receive Crystal. Baton Rouge, LA 70809 Thank you for your inquiry about the level switch. More on cookies can be found in the, Tel. transmitters and sensors offer measurement of pH, ORP, conductivity, dissolved oxygen, ozone, chlorine and turbidity. Alternatively, a ceramic cell hydrostatic pressure transmitter can be used to sense the liquid level and provide the 4-20mA signal to the control unit. Non-contact, maintenance-free measurement, Measurement unaffected by media properties, like dc value or density, Calibration without filling or discharging, Self-cleaning effect due to vibrating sensor diaphragm, Try searching by key words, order- or product code or serial number e.g. Ultrasonic level switches are used in most industrial processes in order to detect high and low levels. Transmitters are available with 2- wire HART output for integration into various control systems; and are ideal for open sump or open channel flow applications. The JMSC900 series of wall panel mounting control units provide comprehensive control functionality for any 4-20 mA or HART compatible transmitter. When there is no liquid present, the ultrasonic signal is attenuated and is not detected by the receive crystal. Find your local representative or contact us with any questions. Discontinued, replaced by LVN-10-20-Series Low Cost, Compact Design for General Purpose Level MonitoringRugged, Shock and Vibration ResistantMounts Vertically at Top or Bottom of TankReed Switch Design for High RepeatabilityUser Selectable, Normally Open or Normally Closed SPST Switch. DP Level Configuration Assistant. Please select a different combination. Jerguson JMS Series 2 Wire 24V Loop Powered Ultrasonic Level Switches & Transmitters, Measures liquid height, distance to liquid, contents or flow in open channels. The KSONIK utilizes the minimum amount of GAP (Gain . Thank you for your inquiry about the level switch. Enclosures & Junction Boxes. Echotel Models 961 and 962 ultrasonic level switches meet these demands with advanced transducer designs, extensive hazardous location approvals, and a new self-test technology. The Pointek ULS200 uses an ultrasonic non-contacting switch to detect solids, liquids, and slurries. This measuring principle is characterized by easy planning and assembly, fast and safe commissioning, a long service life and reduced maintenance costs. Echotel Model 962 is a dual-point switch that can be used as a level controller, or to control pumps in an auto fill or auto empty mode. Programming is simple and efficient using the integral membrane keypad on the face of the control unit. The switch employs proven ultrasonic technology and solid state integral electronics, and provides reliable operation in virtually any liquid, regardless of viscosity. Errors were found with the address you provided. Measuring Principle Ultrasonic with Time-of-Flight. The transmitter and receiver could be in the same probe or on the opposite side of the tank. Ultrasonic Metal Welding . Ultrasonic Level Switch for Level & Industrial Full / Empty Detection: Sonocontrol 15 Contactless Level Sensor Get a Quote! A back-lit display gives clear visual indication of the measured value and status of all inputs and outputs. *Highlighted options are not compatible. Your browsing behavior is tracked across websites by advertising and social network service providers. The menu structure is easy to navigate with the built in programming Wizard configuration is fast and error free. Level switches ensure a tank is never fully drained nor overflowing. A bar graph representation of the current output and relay status are also displayed. Other approvals are available. Single point level switches are available in a vast range of sizes, mountings, materials and sensing technologies (from mechanical to no moving parts) which You have already submitted a review for this product. None. The ultrasonic sensor utilizes a fork-shaped sensor which contains two piezoelectric crystals, one of which acts as the ultrasonic transmitter, and the other as a receiver. Email:kenco-la@kenco-eng.com, Ultrasonic Level Switch Application Data Sheet, KMT & KHT Transparent Level Gauges & Valves, Not reliant on chemical properties of the liquid, Simple installation with no calibration necessary, Available in a wide variety of process connection materials, Remote self-test to verify operation of the electronics and sensor (Models KUST & KUSG), 1/4 MNPT Vacuum to 100 psig (6.89 bar), 1/2 & 3/4 MNPT Vacuum to 500 psig (34.47 bar). We use cookies to store information on your device which helps us to customize and improve your interactions with us. This item has a production time that can be seen on the item page. Our Tech Support engineer has connected with you to see what liquid you wish to measure via an ultrasonic flow meter, to further advise. A complete offering of materials and mounting configurations are available to meet your application needs. Automationdirect continuously updates this forecast Ultrasonic contact level technology uses high-frequency sound waves that are easily transmitted across a transducer gap in the presence of a liquid media, but are attenuated when the gap is dry. We use it in a leg washer, and have bought the same sensor every year for 4 years. 316 SS Fixed Length Standard-Type Tuning Fork Level. Failed to Save Configurations, Click on Configure Button Start Again. This advanced switch uses pulsed signal technology for superior performance in difficult process conditions, and to provide excellent immunity from sources of electrical noise interference. Learn More About Single Point Level Switches >. Not all combinations are valid. Flowline Switch-Tek ultrasonic liquid level switch, any orientation mount, 0.7in insertion length, polypropylene wetted parts, -40 to 176 deg F, 3/4in male NPT process connection, SPST relay, N.O./N.C. . Jerguson products are also available under the Magne-Sonics brand as required based on approved vendor specifications. Integrator Program, Affordable All transmitters have integral temperature compensation to maintain accuracy across the operating temperature range. Call one of our engineers at 1-800-884-4967 . 316 SS Fixed Length Standard-Type Tuning Fork Level. An ultrasonic switch is a device that uses inaudible high-frequency sound (ultrasound) to detect the presence or absence of a liquid at a designated point. job openings, Choose one of the following to see more filter options, Stride Interactive Product Tour Request Form. This signal is sent to the electronics to indicate the presence of liquid in the transducer gap. Level: Lubrication oils & hydraulic fluids, 9. Report a problem or incorrect product information. Optic switch. Unaffected by Product Variations in Density, Conductivity, Dielectric Constant or Viscosity up to 20,000 Centistokes Various Process Connections: Thread, Tri-Clamp, Flanges, etc. selectable. The switch employs proven ultrasonic technology and solid state integral electronics, and provides reliable operation in virtually any liquid, regardless of viscosity. Failed to Save Configurations, Click on Configure Button Start Again. include float-level sensors and switches, electro-optic level switches, capacitive level sensors and switches and ultrasonic level sensors. Online PLC Training, AutomationDirect Clark-Reliance has a long and rich history that abounds with innovation. Working principle privacy notice. P.O. Capacitance switch. Transmitters are available with 2- wire HART output for integration into various control systems; and are ideal for open sump or open channel flow applications. Learn more about Level Switches Questions? Consult factory for more details. When there is no liquid present, the ultrasonic signal is attenuated and is not detected by the receive crystal. When liquid is present in the gap, the receive crystal senses the ultrasonic signal from the transmit crystal and converts it back to an electrical signal. Products Level Ultrasonic level measurement Ultrasonic level measurement Continuous level measurement in liquids and solids with ultrasonic level sensors Ultrasonic level measurement with Prosonic sensors provides continuous, non-contact and maintenance-free level measurement of fluids, pastes, sludges and powdery to coarse bulk materials. /* Hide the banner for the Canada site if Alert is only on US site */ /* Apply look/feel changes to Alert messaging */ .alert-banner a{color: #fff;}.alert-banner a:hover{text-decoration: underline;}.alert-banner span{color: #fff; font-weight: bold;}/* Added Responsive styles for Alert Header */ @media screen and (max-width: 1024px){}/*add bottom border to l2 and l3 in mobile nav*/ @media screen and (max-width: 1174px){.main-menu .sub-level li.no-submenu .cat-level-two a, .main-menu .sub-level-two li .cat-level-three a{border-bottom: solid 1px #ddd; white-space: pre-wrap;}.main-menu .sub-level-two li .cat-level-three a{padding: 10px 20px;}}. The microprocessor controls the loop current to give a 4-20mA output signal proportional to the level, with the liquid level reading also available on LCD display inside the enclosure. Ultrasonic switches use piezoelectric crystals to transform electrical energy into mechanical motion (sound). The LVSW-710/720 compact solid state liquid level switch is a great replacement for mechanical float-type liquid level devices. Go to the Product Overview for this category. Durability. Ultrasonic transmitters send a pulse of ultrasound down to the liquid surface and detect the reflected echo. items description on the item page. Echotel Model 910 ultrasonic level switches utilize ultrasonic contact technology for measuring level in clean liquid applications. Sensitivity adjustment is available for different densities of media. We would also like to set the following optional cookies on your device. Flowline is reliable level measurement. Prosonic is based on the Time-of-Flight principle. When liquid is present in the gap, the receive crystal senses the ultrasonic signal from the transmit crystal and converts it back to an electrical signal. Select and order A technician with basic electrical skills (wiring) can service the instrument. Email: info@kenco-eng.com, 11616 Industriplex, Ste 7. A clear 4 line display on the unit shows the measured variable or may be programmed to show other operational information. Point level measurement instruments are used to mark a single, preset level condition such as the high or low-level condition that would trigger an alarm or switch. This is the best information we have currently. We store choices you have made so that they are remembered across visits in order to provide you a more personalized experience. GEMS has no responsibility for any external web site. The only DC powered radio frequency level switch we have is the LVCN7212. If the air gap between the points of the fork fills with liquid, the sonic wave passes from one crystal to the other. Ultrasonic level measurement. They allow for management of the remaining amount with greater accuracy as compared with level switches. A complete offering of materials and mounting configurations are available to meet your application needs. After Hours SupportCall 913-888-2630 or 800-676-6794 to speak with our answering service. Ph: 225.755.1912 | Fax: 225.755.1913 To see estimates, add items to your shopping cart and future The crystals are made of a ceramic material that vibrates at a given frequency when subjected to an applied voltage. When a California building automation system integrator needed reliable level measurement of their [] Options compatible with previous selections will be in bold. Ordering window timer is updated every 5 minutes, please confirm the delivery times during checkout. order requirements. bvseo-msg: The resource to the URL or file is currently unavailable. availability estimates will be displayed on the item page and shopping cart page. Check out our Level sensors are available in five different styles with both motor and pilot duty contact ratings. Input voltage range of 20 to 250 (Vac / Vdc). . A sensor emits ultrasonic pulses, the surface of the media reflects the signal and the sensor detects it again. Unfortunately, no. The transducer uses a pair of piezoelectric crystals that are encapsulated in epoxy at the tip of the transducer. The general purpose ultrasonic level sensor provides continuous level detection up to 26.2' (8m) with 3 programmable relays for level switch or level control functions, and a 4-20mA signal output. Reels and Switches. Projections are based on We manufacture reliable level measurement, switch and control solutions for your chemical, water, wastewater, oil and dry solids applications. ULTRASONIC SOLID STATE LIQUID LEVEL SWITCH, Temperature Connectors, Panels and Block Assemblies, Temperature and Humidity and Dew Point Meters. Not all combinations are valid. Options compatible with previous selections will be in bold. The rigidity of the unique flow-through upper gap allows separations of up to 125" (318 cm) between the upper and lower transducer gaps. Ultrasonic contact level technology uses high frequency sound waves that are easily transmitted across a transducer gap in the presence of a liquid media, but are attenuated when the gap is dry. Level: Lubrication oils & hydraulic fluids, Measures level within 0.25" (6 mm) from the end of the tip-sensitive transducer, 10-amp DPDT gold flash or 5-amp DPDT hermetically-sealed relay, FM, CSA and ATEX approval for hazardous locations, Available in a wide variety of lengths up to 130 inches, 10-amp DPDT gold flash relay or a 5-amp DPDT hermetically sealed relay, Lengths for measuring ranges to 20 ft. (6.1 m), Prevents unintentional removal of instrument. Single-point switch. Canadian certificate Echotel 910 - XP, NI, FM certificate Echotel 910 - XP, DIP, NI. Copyright 2022 Clark-Reliance. Thank you. The Model KUSG contains a remote-test feature that allows you to test the operation of the switch and sensor on-demand. in the News, News, Level gauges are instruments that continuously detect or measure level from inside, near the top of containers. Fork Level Switch with PNP/NPN Output Wide voltage supply range 12-55Vdc No frequent calibration required, easy-to-use, sturdy and durable design. Report a problem or incorrect product . Enter at least 2 characters to start the search. The 4-20 mA output signal may also be scaled to re-transmit all or just part of the input signal or calculated value. Gems Sensors single point level switches are ideal for reliable and accurate tank level detection. High/low failure safe mode, safe and reliable. Threaded, Flanged, Tri-Grip Tuning Fork Level Switches. Ultrasonic Level Transmitters and Switches, Works on dusty environments, clear or dirty liquids and even when the face is dirty, Works in narrow vessels unlike most other ultrasonic suppliers due to GAP dynamic Gain, Amplitude and Power technology, Bin mapping using Dynamic 21 point linearizer. This eliminates problems of stickiness and failure rate due to finite mechanical life inherent in the mechanical float design. They open and close contacts in response to changes in liquid level. Find your local representative or contact us with any questions. #1 mid-sized employer in Atlanta. The crystals are made of a ceramic material that vibrates at a given frequency when subjected to an applied voltage. Ultrasonic contact switches use a pair of piezoelectric crystals that are encapsulated in epoxy at the tip of the transducer for level measurement. Leak & flood detection (draft tube, sumps, pits, etc. There is no implied guarantee that vendors will send these Checking future availability of this item requires information about your specific The cable length is 12 inches and unfortunately, cannot be customized for longer lengths. Please direct your inquiry to our Customer Care Group and a representative can a copy of the Declaration of Conformity in a separate email. Unaffected by Product Variations in Density, Conductivity, Dielectric Constant or Viscosity up to 20,000 Centistokes Various Process Connections: Thread, Tri-Clamp, Flanges, etc. It neither endorses the information, content, presentation, or accuracy, nor makes any warranty, express or implied, regarding any external site. This simply means that we reduce the power to give you the most accurate reading with a beam angle of only 3 degrees, and then enough power to push through the most dusty environments. The XLS-1 Ultrasonic Level Sensor has no moving parts to wear out over time, ignores condensation will not sense foam as a liquid. Also, the level switch is not RoHS Compliant as indicated on its data sheet. Our ultrasonic switch is the ideal solution for simple applications. The 910 level switch is often installed into seal pots found in refineries and chemical plants. Learn More . The point detectors or level switches can be grouped into damped sensors or on/off transmitter types.An ultrasonic switch is a device that uses inaudible high-frequency sound (ultrasound) to detect the presence or absence of a liquid at a designated point. Ultrasonic Level Measurement features variable GAP technology for stable readings in the most challenging environments. Accuracy. 2021 Gems Sensors, Inc. All rights reserved. adjustable set point capacitance level switches, 316 SS Single Point Ultrasonic Liquid Level Switch, 300:1 Wet-to-Dry Ratio with 316 SS Sensor, E poxy-Sealed Integral Electronics with Sensor. Ultrasonic Level Switches & Sensors are designed to operate in a wide spectrum of liquids, ranging from oils to inks. The transmit crystal converts the applied voltage from the electronics into an ultrasonic signal. All Plastic Design Works in a Wide Variety of Applications Not Bothered by Foam or Bubbles SPST Relay Standard Excellent for Use in Food, Pharmaceutical, and Wastewater Applications NEMA 6 (IP68) Submersible Sensor and Cable Works with Liquids and Slurries. Five relays are provided and are fully field programmable to perform a wide variety of control, fault indication or alarm duties. Sensors & Switches. Our product finder helps you to search for suitable measuring devices, software or system components via product characteristics. When liquid is present in the gap, the receive crystal senses the ultrasonic signal from the transmit crystal and converts it back to an electrical signal. Product Overview . Buoyancy switch. Applicator leads you through an individual product selection via application parameters. And there's a reason why they continue to be the industry standard for so many applications. Ultrasonic contact switches use a pair of piezoelectric crystals that are encapsulated in epoxy at the tip of the transducer for level measurement. Fork Level Switch with PNP/NPN Output Wide voltage supply range 12-55Vdc No frequent calibration required, easy-to-use, sturdy and durable design. Check out the broad range of Prosonic devices for ultrasonic level measurement and click on the button below. Principle of Operation Infrared Plastic Welding. The LST300 is a high performance ultrasonic level transmitter that accurately measures level, distance and open channel flow in ranges up to 10m (30ft). Please tell us about it and we can try to help. Airmar Technology Corporation is a world leader in ultrasonic sensor technologies for marine and industrial applications. Other: Exceptions to the normal production times will be noted below the Enclosures / Subpanels / Thermal Management / Lighting, Product Comparison Feature - How To Video, AutomationDirect Fire Sprinkler Supply Tank Ultrasonic Level Measurement. Ultrasonic level switches use the properties of sound transmission in vapor and liquids to detect liquid level. No calibration or complex setting procedure High / Low fail safe modes Remote Self-Testing function to diagnostic connections Robust, free of maintenance. *Highlighted options are not compatible. The transmit crystal converts the applied voltage from the electronics into an ultrasonic signal. Typical applications include abrasive and aggressive media, even in rough ambient conditions. selectable. +41 61 715 7700. Ultrasonic liquid level switches are used in a wide variety of applications to detect the location of level in a process or storage vessel. If you require a continuous output measurement, check out the SOR line of level transmitters. These integrally mounted level switches offer either a 8-amp DPDT gold flash relay or a 5-amp DPDT hermetically sealed relay. Thermowell Design Accelerator. Submit an Application Story about this item. Consult factory for more details. The diagnostics also alarm for electrical noise interference from external sources. JMS Series 2 Wire 24V Loop Powered Ultrasonic Level Transmitter Brochure, JMSC900 Non-Contact Liquid Level Measurement and Control System, JMS Series Installation, Operation and Maintenance Manual, JMSC900 Non-Contact Liquid Level Installation, Operation and Maintenance Manual. The ultrasonic sensors provide reliable level data to the SCADA which monitors the tanks on each floor and controls their refill. Once the transmitter is programmed with bottom reference of the application usually the bottom of the tank the liquid depth is calculated. Business Policies, System The KSONIK is the only ultrasonic level transmitter that uses dynamic GAP technology in order to locate the correct echo. Control Power Solutions. The combination of fully epoxy-sealed electronics and ultrasonic sensing technology will provide years of maintenance free service. Ultrasonic Level Switches When your process calls for a point level measurement device, you can turn to SOR with confidence.

Tod's Burgundy Loafers, 133 S Coast Hwy, Oceanside, Ca 92054, Bare Minerals Matte Foundation, Medium Beige 12, Donaldson Filters Dealers Near Me, Superdry Shirts Women's, Rheem Pilot Tube Assembly,