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Meter Head
Checkout Ebay Auctions For The Cheapest Prices
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 MKS Baratron Pressure Meter Head  US $99.00
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 Fieldpiece SC55 Swivel Head Clamp Meter - New in Box US $149.99
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 LASER POWER WATT METER CALORIMETER SENSOR HEAD sientech coherent co2 cutting cnc US $295.00
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 Linear Positioning Stage with Micro Meter Head US $29.00
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 Danfoss Magflo 2500 flow meter flowmeter head US $1,200.00
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 ESC Laser Power Meter Detector Sensor Head US $150.00
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 Fieldpiece SC55 Swivel Head Clamp Meter US $138.88
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 Class 2.5 DC 0-200mA Analog Ampere Meter Measuring Head US $10.41
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 COHERENT MODEL 212 POWER METER HEAD SENSITIVITY 633nM US $149.99
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 DC 0-50mV Analog Voltage Panel Meter Measuring Head US $10.95
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 METERING PUMP, CRANE-CHEM METER, DUAL HEAD PUMP US $199.00
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 Lumenis IPL Medical Laser Universal Head Power Meter US $800.00
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 BADGER METER WATER METER HEAD ONLY MODEL 40 34210-003 US $22.99
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 Replacement Measuring Head DC 0-50mA Current Amp Meter US $7.60
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 ESC Laser Power Meter Detector Sensor Head US $150.00
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 COHERENT 150 POWER METER HEAD US $650.00
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 TRIMEDYNE -OPHIR YAG LASER FIBER TESTER (POWER METER/HEAD)/LASER ACCESSORY KIT US $495.00
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UEi DL379KIT G2 Phoenix Pro Clamp Meter Kit, Meter with CH3 Extension Head Sale Price: $139.95  |
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The DL379KIT combines the DL379 PRO and CH3 into one package for all your HVAC/R needs. The Phoenix Series II offers the highest combination of function, features, and safety offered in a meter today. No contractor will have to compromise their safety, efficiency, or comfort. |
![UEI DL379 G2 Phoenix Digital Clamp on Meter HVAC NEW [Misc.]](http://ecx.images-amazon.com/images/I/412LvTlU6mL._SL160_.jpg) |
UEI DL379 G2 Phoenix Digital Clamp on Meter HVAC NEW [Misc.] Sale Price: $107.05 |
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# Dual display # Non-contact voltage # Easy-view backlit display and worklight (DL379/DL389) # Accepts common industry accessory heads (DL379/DL389) # Includes batteries, leads, K-type thermocouple (DL379/DL389) and zippered case # Three-year limited warranty |
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Snap-on Industrial Brand CDI Torque 200NMIMH Micrometer Adjustable Torque Wrench Interchange Head Torque Range 40 to 200 Newton Meters List Price: $450.81 Sale Price: $229.81 |
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CDI Torque 1/2" Interchangeable Torque Wrench |
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Amico Class 2.5 DC 0-200mA Analog Ampere Meter Measuring Head Sale Price: $6.93 |
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Measures current range of DC 0-200mA with accuracy of Class 2.5.Clear and easy to read scale and a button for fine tuning the dial. |
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Amico Class 2.5 DC 0-250mA Analog Ampere Meter Measuring Head Sale Price: $6.91 |
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Measures current range of DC 0-250mA with accuracy of Class 2.5.Clear and easy to read scale and a button for fine tuning the dial. |
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Snap-on Industrial Brand CDI Torque 350NMIMH Adjustable Torque Wrench Interchange Head Micrometer Torque Range 70 to 350 Newton Meters List Price: $467.77 Sale Price: $238.50 |
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CDI Torque 1/2" Interchangeable Torque Wrench |
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Snap-on Industrial Brand CDI Torque 100NMIMH Adjustable Torque Wrench Interchange Head Micrometer, Torque Range 20 to 100 Newton Meters List Price: $348.07 Sale Price: $177.21 |
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CDI Torque 3/8" Interchangeable Torque Wrench |
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Fieldpiece Swivel Head Clamp Meter - Model SC55 Sale Price: $137.32 |
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The SC55 Swivel-Head Clamp Meter is specifically designed for HVAC/R technicians and contains all the functions most relevant to the job. Packed with 13 different test parameters the clamp meter offers more features and functions than any other meter of its kind on the market. Plus the full 180 degree swivel head allows you to easily see the display at any angle. Perfect for those hard to reach wires, also boasts a rugged design to withstand harsh conditions has the precision and reliability that Fieldpiece is known for, and is compatible with all Fieldpiece accessory heads via your test leads. Features dual display to easily view multiple measurements at one time. Rugged construction to withstand harsh conditions. Auto power off to preserve your battery and non-contact voltage. Easy field calibration with convenient pot location to quickly calibrate K-type thermocouples. Auto or manual ranging button to conveniently toggle between ranges. Hold function to keep data as long as necessary. Select button to swiftly toggle through measurement options. Frequency measurement without test leads. Constant battery status so you don't run out of batteries in the middle of a job. Fieldpiece Instruments is the first to develop a swivel-head clamp meter with all the following test parameters: Temperature (Celsius and Fahrenheit). Duty Cycle, Resistance, Diode testing, Amperage, Voltage, Micro-amps, Frequency, Capacitance, Continuity, Voltage, Clamp Frequency and non-contact noltage. Display: 5000 count dual display. Over range: (OL) or (minus OL) is displayed. Measurement rate: 3.3 times per second, nominal. Zero: Automatic. Accuracy: Stated accuracy at 73 Fahrenheit plus/minus 9 Fahrenheit at less than 75% relative humidity. Temperature Coefficient: 0.1 × (specified accuracy) per Celsius, Auto power off about 30 minutes. Single standard 9-volt battery, NEDA 1604, JIS 006P, IEC 6F22. Battery life: 200 hours typical alkaline. |
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Meter Socket Horn Over Head UG, 200 Amp List Price: $47.99 Sale Price: $38.00 |
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Single phase, 3 wire, 4 jaw, 600 Volts max. Jaws fabricated from high conductivity, tin plated, copper alloy. Insulating jaw support blocks of high impact, non-tracking thermoset polyester. Safety guides reduce chances of accidental contact, and aligns meter in sock. Uses RX style hub (not included). Includes two ground lugs. Swing switches are stainless steel. Provision for 5th jaw. U.L Listed. |
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Amico DC 0-50mV Analog Voltage Panel Meter Measuring Head Sale Price: $6.95 |
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Measures voltage range of DC 0-50mV with accuracy of Class 2.5.Clear and easy to read scale and a button for fine tuning the dial. |
Here are some more information for Meter Head:
Types of Water Flow Meters
Types of Water Flow Meters
Accurately tracking the flow of water is a critical need in many industrial and agricultural operations. The capacity to reliably obtain accurate water flow measurements is so important that it is often the deciding factor between turning a profit and taking a loss and in agricultural applications can mean the difference between having enough water for every need and shortages. In other cases, inaccurate water flow measurements or, worse yet, failure to obtain readings at all can cause serious shortfalls or overages in supply which could potentially send entire commodities markets into a spin.
So how is the flow of water measured? Water flow rate is determined inferentially by measuring the liquid¡¯s velocity, or the change in kinetic energy. Velocity is determined by the pressure differential forcing the liquid through a conduit. Because the pipe¡¯s diameter is known and remains constant, the average velocity indicates the flow rate. The basic formula for determining liquid flow rate in cases where the conduit diameter is known and constant is:
Q = VA
where
Q = liquid flow through the pipe
V = average velocity of the flow
A = area of a cross section of the pipe or conduit
Other factors that affect liquid flow rate, and should be factored into calculations include the viscosity and specific gravity of the liquid, as well as the friction substance in contact with the pipe.
Direct measurements of liquid flows can be made with positive-displacement flow meters. These units divide the liquid into specific increments and move it on. The total flow is an accumulation of the measured increments, which can be counted by mechanical or electronic techniques.
Device Types
There are several types of water flow meters available for closed channel (conduit) applications. The different types of meters can be classified as:
differential pressure (orifices, venturi tubes, flow tubes, flow nozzles, pitot tubes, elbow-tap meters, target meters, and variable-area meters) positive displacement (piston, oval-gear, nutating-disk, and rotary-vane) velocity (turbine, vortex shedding, electromagnetic, sonic mass (Coriolis and thermal), open channel (weirs, flumes) and ultrasonic flow meters
Differential Pressure or Head Meters
Differential pressure flow meters are the most common devices in use today. At least fifty percent of all liquid flow measurement applications use this type of unit.
Like most flow meters, differential pressure flow meters have two main elements. The primary element causes a change in kinetic energy and that causes the differential pressure in the conduit. The secondary element measures the differential pressure and provides the signal or read-out that is converted to the actual flow value.
Positive-Displacement Meters
Positive-Displacement meters separate liquids into defined segments before allowing them to pass. Each segment is then counted by a connecting register. Because every increment represents a discrete volume, positive-displacement units are popular for automatic batching and accounting applications. Positive-displacement meters are also recommended for measuring the flows of viscous liquids or when a simple mechanical meter system is needed.
Velocity Meters
Velocity based flow meters operate linearly with respect to the volume flow rate. Because there is no square-root relationship (as with differential pressure devices), they have a greater range. Velocity meters are minimally sensitive to viscosity changes when used at Reynolds numbers above 10,000. Most velocity-type meter housings are equipped with flanges or fittings to permit them to be connected directly into pipelines.
Open Channel Meters
An open channel is any conduit through which liquid flows with a free surface. This would include tunnels, non-pressurized sewers, partially filled pipes, canals, streams, and rivers. Depth measuring methods are the most frequently used means of determining flow rate in open channels. Depth measuring flow meters assume the flow rate at any given instant can be determined from a measurement of the water depth, or head. Weirs and flumes are the oldest and most widely used primary devices for measuring open channel flows.
About the Author
Ningbo Aimei is a professional manufacturer of Water meters,water flow meters, residential water meters,woltman type,remote reading water meters in China ,supplier,exporter
I received a parking meter fine for parking in reverse in a metered parking lot with no signs head in onlypark
Anyways, I went to contest the fine and they said guilty but giving me no reason. I asked for an appeal and this is where I stand. Is this ligit?
yep. Most municipalities will place a limited number of signs for parking instructions and expect all driver's to read them and be knowledgeable of them. If you go back and look around you will find it, about the size of a sheet of paper and most likely behind a tree limb.
Unfortunately that is all they have to do to make it legal.
Sorry
Speed plays bigger role during spring season
Correspondent In a typical 5,000-meter (3.1 mile) cross country race, there are several moments when the runners disappear - into the woods, around a bend or over a hill - and, for a little while, they are out of sight.
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