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<title><![CDATA[EC21 Product Catalogs - proportional control]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/proportional-control--2673/1/proportional control.html]]></link><item>
<title><![CDATA[Sound Attenuating Chamber]]></title><link><![CDATA[https://gtijames7.en.ec21.com/Sound-Attenuating-Chamber--12059025_12059028.html]]></link><description><![CDATA[It is installed on the outlet or inlet of the air conditioner and fan to control turbulent flow and reduce
noise. The SCF type is used for low-speed ducts, the SCP type for high-speed ducts and SCF t]]></description><pubDate><![CDATA[20250821]]></pubDate></item>
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<title><![CDATA[Valid Magnetics Hysteresis Clutches / Hollow Shaft Brakes for Machines]]></title><link><![CDATA[https://validmagnetics.en.ec21.com/Valid-Magnetics-Hysteresis-Clutches--8979451_8979472.html]]></link><description><![CDATA[Hysteresis Clutches generate torque according to electromagnetic theory. The exciting current is basically proportional to the output torque. It is fast in response, clean, silent, stable and energy ]]></description><pubDate><![CDATA[20250105]]></pubDate></item>
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<title><![CDATA[Wheeled Telescopic Boom Lift Used Manlift S-65 for Sale with Maximum Working Height of 19.81 Meters]]></title><link><![CDATA[https://mia230222a.en.ec21.com/Wheeled-Telescopic-Boom-Lift-Used--12034038_12034556.html]]></link><description><![CDATA[Controls
12V DC proportional
Tyres
355/55D 625
Power
Power source
Deutz D2011L03i, 48 hp (36 kW)
Auxiliary power unit
12V DC
12V DC
Hydraulic tank capacity
170 L
45 gal
Fuel tank capacity - diesel
13]]></description><pubDate><![CDATA[20250103]]></pubDate></item>
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<title><![CDATA[Concrete Pole Machine,Concrete Pole,Concrete Pole Production Line]]></title><link><![CDATA[https://hopeland2010.en.ec21.com/Concrete-Pole-Machine-Concrete-Pole--4261220_9726473.html]]></link><description><![CDATA[control cabinet
4
6
Tensioning machine (60T)
2
Tensioning machine (30T)
4
7
Tensioning rod
20
8
Model-50 oil pump
10
9
Heading machine
10
10
Steel bar straightening-cutting machine
2
11
ф2500, 2T st]]></description><pubDate><![CDATA[20241113]]></pubDate></item>
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<title><![CDATA[Organic Fertilizer Equipment Manufacturer]]></title><link><![CDATA[https://zzfude123.en.ec21.com/Organic-Fertilizer-Equipment-Manufacturer--11985704_11986662.html]]></link><description><![CDATA[control systems, reducing manual operations and improving production efficiency and stability.
Strong processing capability: able to handle a large amount of raw materials to meet the needs of large-]]></description><pubDate><![CDATA[20240816]]></pubDate></item>
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<title><![CDATA[75*60*25mm Ball Type Differential Air Shaft Ring]]></title><link><![CDATA[https://dgsynectics.en.ec21.com/75-60-25mm-Ball-Type--11970403_11974272.html]]></link><description><![CDATA[friction torque mechanical properties loss small,according to the pressure to get accurate proportion to the size of the torque,realize tension from small to large,large range accuracy control.
]]></description><pubDate><![CDATA[20240724]]></pubDate></item>
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<title><![CDATA[High Speed Servo Hydraulic Press]]></title><link><![CDATA[https://ntbtskjc.en.ec21.com/High-Speed-Servo-Hydraulic-Press--11967557_11967561.html]]></link><description><![CDATA[proportional system is cancelled, and the hydraulic system is simplified, resulting in high reliability and easy maintenance.The pressure is controlled by a servo motor-pressure sensor closed-loop, a]]></description><pubDate><![CDATA[20240712]]></pubDate></item>
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<title><![CDATA[AWGAGE-150 Metal Film Metrology]]></title><link><![CDATA[https://allwin21.en.ec21.com/AWGAGE-150-Metal-Film-Metrology--9763377_9763391.html]]></link><description><![CDATA[Proportional to resistivity. Maximum for a resistivity of 2.7 mW-cm is 270 k Å (27 mm)
Sheet Resistance Repeatability:Total repeatability is the standard deviation (s) percent of mean value(X%),1 co]]></description><pubDate><![CDATA[20240514]]></pubDate></item>
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<title><![CDATA[Polyurethane Ear Plug Foam Automatic Machine]]></title><link><![CDATA[https://sarahcyq1984.en.ec21.com/Polyurethane-Ear-Plug-Foam-Automatic--10826680_10826687.html]]></link><description><![CDATA[proportion
100-35-65 
Process of injecting
automatic inject by PLC programmed
Dimension
Wide:0.8M; High:1.8M; Long:2M
Weight of the machine
1 ton
Production Line
aluminium mold station
25 pcs/50pcs
A]]></description><pubDate><![CDATA[20240222]]></pubDate></item>
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<title><![CDATA[China PU Ear Plug Injection Foam Machine]]></title><link><![CDATA[https://sweetchan2010.en.ec21.com/China-PU-Ear-Plug-Injection--10171890_5704048.html]]></link><description><![CDATA[proportion
100-35-65 
Process of injecting
automatic inject by PLC programmed
Dimension
Wide:0.8M; High:1.8M; Long:2M
Weight of the machine
1 ton
Production Line
aluminium mold station
25 pcs/50pcs
A]]></description><pubDate><![CDATA[20240222]]></pubDate></item>
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<title><![CDATA[Reliable Inspection Company/Quality Inspection Report]]></title><link><![CDATA[https://hqcinspection2022.en.ec21.com/Reliable-Inspection-Company-Quality-Inspection--11735512_11737023.html]]></link><description><![CDATA[proportion of the supplier. Check the production records.
(4) Quality control system check - Check whether the supplier has good quality control system and quality problem rectification step.
3. Qual]]></description><pubDate><![CDATA[20240220]]></pubDate></item>
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<title><![CDATA[BB Fertilizer Production Line]]></title><link><![CDATA[https://shunxinmachinery.en.ec21.com/BB-Fertilizer-Production-Line--11801884_11802023.html]]></link><description><![CDATA[control system of computer –&gt; Automatic proportional batching raw materials –&gt; Lifting by slope scraper –&gt; Mixing by roller –&gt; Mixed materials disposed into storage silos of weighing machine ]]></description><pubDate><![CDATA[20230605]]></pubDate></item>
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<title><![CDATA[DELLNER Bubenzer Disc Brakes SKD-35-50-65-80]]></title><link><![CDATA[https://shanghaibp.en.ec21.com/DELLNER-Bubenzer-Disc-Brakes-SKD--11859423_11859441.html]]></link><description><![CDATA[proportional to the applied pressure. The SKD series can be delivered with two housing options, each consisting of one or several cylinders, and is available in both low-pressure and high-pressure ve]]></description><pubDate><![CDATA[20231027]]></pubDate></item>
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<title><![CDATA[Steel Structure Automatic Spray Painting Machine Equipment Supplier]]></title><link><![CDATA[https://sdzyffkj.en.ec21.com/Steel-Structure-Automatic-Spray-Painting--11889471_11889480.html]]></link><description><![CDATA[control computer, the operator only needs to input x, y, and Z coordinate parameters, and the automatic spray painting machine action will be automatically called. In principle, we carry out non-stan]]></description><pubDate><![CDATA[20240117]]></pubDate></item>
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<title><![CDATA[W Double Cone Mixng Machine Chemical Double Cone Blender]]></title><link><![CDATA[https://wtgrinderline.en.ec21.com/W-Double-Cone-Mixng-Machine--11009844_11028358.html]]></link><description><![CDATA[control of drug (GMP).
The mixing equipment uniform coefficient of variation is less than or equal to 4% degrees.
pharmacy industry 3-D Mixer
Addition: About the mixing time, because of the different]]></description><pubDate><![CDATA[20211009]]></pubDate></item>
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<title><![CDATA[Constant Pressure Pump]]></title><link><![CDATA[https://heavyequipmentmainta.en.ec21.com/Constant-Pressure-Pump--11586014_11631015.html]]></link><description><![CDATA[proportional to the drive speed and infinitely variable between qV max and qV min = 0.
As a heavy equipment parts dealer, we have types of hydraulic pump parts
for sale, if you have needs, please con]]></description><pubDate><![CDATA[20220901]]></pubDate></item>
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<title><![CDATA[PCB Developing Machine]]></title><link><![CDATA[https://ruisite.en.ec21.com/PCB-Developing-Machine--11829659_11829665.html]]></link><description><![CDATA[collection and processing of membrane slag. Equipment outside dimensions: 6848mm(L) * 2500mm(W) * 2500±25mm(H) (production speed is roughly proportional to the length of the equipment)
Contact us
]]></description><pubDate><![CDATA[20230804]]></pubDate></item>
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<title><![CDATA[Four-axis 3D CNC Foam Cutting Table]]></title><link><![CDATA[https://roielfc.en.ec21.com/Four-axis-3D-CNC-Foam--11838013_11838016.html]]></link><description><![CDATA[Product Overview
Four-axis 3D CNC Foam Cutter is mainly used for cutting the lost foam mold
. The equipment is controlled by a computer and does not need to be programmed. It can be cut by drawing a ]]></description><pubDate><![CDATA[20230825]]></pubDate></item>
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<title><![CDATA[Industrial Vanilla Extraction Machine]]></title><link><![CDATA[https://jnban733.en.ec21.com/Industrial-Vanilla-Extraction-Machine--11591484_11785790.html]]></link><description><![CDATA[proportional to the following factors:●Raw material; Pay specific attention to the variety of the plant because even the slightest variation could shift the extract quality.Even the particular plan]]></description><pubDate><![CDATA[20230509]]></pubDate></item>
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<title><![CDATA[Electric Volume Control Damper]]></title><link><![CDATA[https://tjfreya.en.ec21.com/Electric-Volume-Control-Damper--9614169_9614215.html]]></link><description><![CDATA[proportional regulation type; items 1,2,3,4, 5 and 6 are not applicable for remote control and switch type. 
1) Input signal: 4-20mA DC 
2) Input channel resistance: 250 &amp;Omega; 
3) Number of input c]]></description><pubDate><![CDATA[20150731]]></pubDate></item>
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<title><![CDATA[DRC-D51K CNC Vertical Ring Rolling Machine]]></title><link><![CDATA[https://youli798.en.ec21.com/DRC-D51K-CNC-Vertical-Ring--11873476_11873477.html]]></link><description><![CDATA[control the feeding movement and increase the stability.
The control system is mainly composed of PLC, touch screen, servo proportional valve amplifier, counting module, digital-to-analog conversion ]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
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<title><![CDATA[Automotive Parts]]></title><link><![CDATA[https://empcasting.en.ec21.com/Automotive-Parts--11400049_11400050.html]]></link><description><![CDATA[proportional to the gear. Gearboxes are generally preferred in constant speed applications, such as conveyors and cranes, which can provide increased torque.
EMP automotive parts manufacturer, as one]]></description><pubDate><![CDATA[20210616]]></pubDate></item>
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<title><![CDATA[Cone Calorimeter, ISO5660, ASTM E1354]]></title><link><![CDATA[https://kobistq.en.ec21.com/Cone-Calorimeter-ISO5660--1_3233195.html]]></link><description><![CDATA[proportional to the quantity of oxygen used in the combustion process. The instrument was called a Cone Calorimeter. This name was derived from the shape of the truncated conical heater that is used ]]></description><pubDate><![CDATA[20081012]]></pubDate></item>
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<title><![CDATA[Shipyard Machinerys]]></title><link><![CDATA[https://skpress.en.ec21.com/Shipyard-Machinerys--1439690_1731346.html]]></link><description><![CDATA[Proportion Control 
Servo Control 
Right And Left Balance 
Vertical Roll Bender 
PLC Function 
Proportion Control system
Provided adjustable bending center
Ram Traveling Press 
Hinge Typed
360 Rotata]]></description><pubDate><![CDATA[20200831]]></pubDate></item>
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<title><![CDATA[9.Hydrauic System Project 2]]></title><link><![CDATA[https://jnqysk.en.ec21.com/9.Hydrauic-System-Project-2--7570526_10920797.html]]></link><description><![CDATA[control system.
2. Design and manufacture various kinds of electro-hydraulic proportional and
electro-hydraulic servo control system and pump station.
3. Support hydraulic pump station and hydraulic ]]></description><pubDate><![CDATA[20190326]]></pubDate></item>
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<title><![CDATA[Sponge Foaming Machine for Making Baby Chair]]></title><link><![CDATA[https://yukitang0203.en.ec21.com/Sponge-Foaming-Machine-for-Making--8945584_9418775.html]]></link><description><![CDATA[control; TIAN electrical components exclusively imported to achieve the gold for automatic control; abnormity or fault alarm devices. Imported frequency converter (PLC) can control the proportion of ]]></description><pubDate><![CDATA[20240129]]></pubDate></item>
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<title><![CDATA[Gypsum Board Machine]]></title><link><![CDATA[https://060907.en.ec21.com/Gypsum-Board-Machine--11791484_11863237.html]]></link><description><![CDATA[control.
2: Gypsum Powder Supply Part:
By shaking sieve, hoist, buffer of bunker, screw conveyor composition.
Plaster powder by shaking sieve detection foreign body, screw conveyor electromagnetic sp]]></description><pubDate><![CDATA[20231106]]></pubDate></item>

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