They are the most suitable gauges for steam application above 35 bar, where mica shields have to be used to protect the sight glasses from corrosion by the steam boiler water. The see thru liquid level gauge allows visual observation of level, color, or clarity of a liquid in a vessel or tank light is allowed to pass through the liquid chamber via lenses mounted on both the front and back of the unit. The model with 12 npt male ends has a 58od borosilicate glass. Compared to the common site glass gauge, the wmi indicator provides better visibility of actual tank levels, requires virtually no maintenance, and increases the safety of any level gauge application. If this gauge is replacing a tubular glass, the gauge will be the same length as the glass being replaced. Gauge valve gauge valve 22 series 10 23 series 20 24. In which areas can transparent sight glass level indicators be used. A mark on the boiler body indicates the desired normal water level and a sight glass shows the current water level.
Sight glasses can be used to check liquid levels in pumps, compressors, or other components requiring visual level or flow checks. The level gauge model bna consists of a bypass chamber, which, as a communicating tube, is connected laterally to a vessel via at least 2 process connections flanged, threaded or welded. Wika part of your business solutions for pressure, temperature, force and level measurement, flow measurement, calibration and sf 6 gas solutions from wika are an integral component of our customers business processes this is why we consider ourselves to be not just suppliers of measurement components but rather more a competent partner that offers comprehensive. Penberthy liquid level gages and gagecocks catalog. The steam boiler sight glass or water level gauge allows the building owner or maintenance person to monitor the required water level in the steam boiler. Liquid level gauge calibration is used to ensure proper readings are. Sight glass level gauge with quickclosing gauge heads, double shutoff 15 warming up the gauge with the process medium 15 4. Do you have any questions on sight glass level indicators. Suresite visual liquid level indicators gems sensors. Trust msc to carry the quality measuring and inspecting. This product is abs type approved for most vessel tanks from 8 to 180. A duct for the medium or heating agent is machined into the gauge body as well as the support surfaces for the gaskets and glasses or micas. The valves come in bronze, ductile, and stainless steel with neoprene gaskets. The level of the medium level can easily be observed by looking through the glass.
Glass cover construction of glass level gauges gauge body base body of the glass level gauge, contains the liquid channel cover for the clamping of the sight glass plates flat gasket chambered sealing between the liquid channel and the environment glass sight glass plates per din 7081 from borosilicate glass cushion. Designed mainly for boilerlevel applications, hma instrumentation offers a range of topquality glass level gauges, from reflex gauges and transparent. Many applications depend on the management of fluid levels. Star incorporated sight glasses a sight glass, also called a sight window or view port, provides a means of seeing inside a process vessel or tank. The unique isolating valve and collar design, allows for maintenance of the gauge column w. The water level indicator is isolated from the measure media.
The magtech magnetic level indicator is a lowmaintenance alternative to sight glasses and other level indicators. It may seem low tech, but a sight glass is a highly engineered component, designed for particular. Through this type of arrangement of the level gauge, the level in the bypass chamber corresponds to the level in the vessel. A visible level gauge that is a safe alternative to cloudy, breakable sight glasses. Today, however, sophisticated float switches have replaced sight glasses in many such applications. Sight glass parts and hardware sight glasses, liquid.
Magtech magnetic level indicators are lowmaintenance alternatives to sight glasses and other level indicators. With highvisibility flags, suresite indicators can be read at great distances and with the led option,can be read in completely dark environments as well. Liquid level gauge calibration is used to ensure proper readings. High visibility brilliantly colored flags are easy to read, even at great distances. These easytoinstall sight glasses take the guesswork out of fluid lubrication management, enabling continuous visual monitoring of the clarity, color, sediment and water contamination levels of lubricants. The vector mli virtually eliminates maintenance and is a great replacement for hardtosee, leaky, sight and gauge glass indicators. Combined with our externally mounted transmitters and switches, magtech magnetic level indicators provide a. The liquid level is visible as a dark bar, the gaseous space as a silvery bar. Closed top, flanged bottom with side process connections. Tubular sight glass design sight tubes are available in glass or polycarbonate.
Operators use sight glasses to visually verify stages of a process, inspect process media, and to observe liquid levels. Nylon liquid level gages are constructed with aluminum alloy end blocks and feature a clear and durable trogamid nylon sight. The indicator gives you an easy to see level indication that is visible up to 100 ft 30 m away. By peering through the glass, it is possible to monitor color, clarity and level of a gasliquid interface. Level gauge level measurement with the help of a float. Its built to the highest quality standards and is equipped with a highvisibility indicator which has a shatterresistant viewing window.
The sight glass has prismatic rightangled grooves on the side facing the liquid and vapor space. The level of liquid in the sight glass will be the same as the level of liquid in the tank. The principle of reflex level gauges is based on the difference in the refractive indices of liquid and vapor. The packing nut on the tubular valve tightens around the metal nozzles of the safeguard gauge, not glass. Preventive maintenance reliability engineering software. Glass circular level gauge oblong full view view all gaskets gaskets are available in a large variety of materials to satisfy the temperature, pressure and chemical requirements of any process fluid. The gauge is composed of several parts including head, float, measuring tape, bottom anchored bracket, guide wires, elbows, anchors, coupling, pipe support brackets, and pipework. The float with a builtin permanent magnetic system, which is. Sight gauges for brewing homebrew sight tubes and gauges.
Your gauge of choice can have a significant impact on your pm efforts. Direct readingliquid level gages and gagecockspenberthy. They are often found in industrial levelmeasurement applications, even when another levelmeasuring instrument is present, to serve as a direct indicator for an operator to monitor in case there is doubt about the. Basics of sight glass level gauge level gauges are perhaps the simplest indicating instrument for liquid level in a vessel. Greatglas offers liquid level indicators up to 96 with a pair of automatic shutoff valves that have manual thumbwheel handles and 38 npt fittings.
Wika your partner for pressure, temperature and level. Vector is a rugged, reliable and costeffective magnetic level indicator mli. Continuously monitor oil level and condition extremely low maintenance low purchase and installation costs save expensive equipment through early detection and action for many systems the 1 oz. The main element of the glass level gauge is the gauge body. Websters dictionary defines a gauge as, a telltale device attached to a container to show the height of its contents. Econ tubular level gauges can be delivered in the materials brass or. Used extensively throughout all process industries, jogler gauges are fabricated to exact customer specifications in a maintenance free design.
The bypass level gauge is connected to the tank in such a way that the liquid level in the vessel and in the bypass chamber coincide. Floating measuring systems are represented by three groups of products a bypass level indicator, a level sensor and a float switch. Level gauges are meters used to determine the level of a liquid in a fixed storage or process tank. These gages are available in a standard configuration, with dial thermometer, or. Sight glass level indicators faq wika south africa.
It provides noninvasive level indication while reducing leak points and fugitive emissions. Penberthy series m flat glass gages installation, operation and maintenance instructions 2 introduction penberthy liquid level gages are used to allow direct visualization of liquid level in vessels. Glass level gauge gauge series 03 selection guide 0405 seriesl 0607 seriesm 0809 seriesh 101 1 tubular gaugesu 12 tubular gauge value26 weld padwpm 1415 gauge connection options 1617 standard visible length chart 18 optional accessories 1920 index. A sight glass or water gauge is a type of level sensor, a transparent tube through which the. Rubber fabs sight gauges are not contaminating and will not impart odor or taste. Available in stainless steel,pvc,cpvc,pvdf,hastelloy or other exotic housings,these devices provide years of maintenance free service. Suresite visual liquid level indicators are a highlydurable and safe alternative to sight glasses. The wmi series magnetic level indicator is suitable for a variety of applications. Metal protecting tubes are available in a variety of materials with optional supplementary transparent polycarbonate protecting tube. The level gauge, or sightglass is to liquid level measurement as manometers are to. All sightlevel gauges arent created equal efficient plant. Econ tubular level gauges are designed to indicate the liquid level of a tank.
Liquid level gauges are industrial meters that are used to determine the level of a liquid in a process tank. High visibility brilliantly coloured flags are easy to read, even at great distances. The planar sight glass is a twodimensional glass porthole screwed or. The magtech magnetic level indicator is a low maintenance alternative to sight glasses and other level indicators. Thanks to resistance of the utilized materials, this level gauge is particularly suitable for use with aggressive media or steam. Incorporated into this gauge body are the liquid channel if necessary the heating channel and the seating faces for the chambered seals and sight glasses. The liquid column is contained within the recess of the liquid chamber behind the sight glass, which is clamped to the gauge body. Optional switches and transmitters are available to provide alarm points and level control. Typically, sight glasses utilize thread and hexagonal bodies for flat gasket seals, with flangetype bodies for bolt mounting for o ring seals, and for solder mounting and resistance welding. Ease of installation and maintenance the quickmount liquid level gauge can be installed without the use of special tools.
A red line on the back of the sight enhances liquid level visibility. Utilizing a combination of proven buoyancy principles along with the benefits magnetism, mlis can be customized to fit virtually any process connection arrangement on the vessel. The vector mli virtually eliminates maintenance and is a. Sight glass level oil tank level gauge john moncrieff ltd. Steam boiler sight glass faqs use, fix, repair the sight glass. Jogler, llc is a baton rouge, louisiana manufacturer of high quality liquid level gauges, sight flow indicators, magnetic level indicators and level controls. Simple sight glasses may be just a plastic or glass tube connected to the bottom of the tank at one end and the top of the tank at the other. Magnetic level indicators mli have revolutionized the global visual indication market by offering a safer, reliable, and highvisibility alternative to common gauge glass assemblies. The seetru quickflex liquid level gauge is a direct reading reflex glass design for general industrial use. Select from our bronze level gauges, close circuit and oil sight glasses, composite wheels and expansion tanks. Liquid level indicator gauge glass sight glass level. When you only state the operating conditions, namely. Sight glass level measurement principle instrumentationtools.
Basics of sight glass level gauge instrumentationtools. The indicator gives you an easy to see level indication that is visible up to 100 ft. Onto the gauge body are mounted, or are already integrated, the valve heads and process connections. Suitable for a variety of installations, vector is precisionengineered and manufactured to ensure a long service life. Safeguard gauge replaces tubular glass that is mounted between tubular gauge glass valves.
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