[{"data":1,"prerenderedAt":942},["ShallowReactive",2],{"catalog:meta":3,"guides:page:\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-transducer:*":258,"guides:topics:hydraulics:\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-transducer:path,title,short":560,"guides:page:\u002Finjection-molding-machine-parts\u002Fhydraulics:diagram":649,"diagram:id:hydraulic-system":651,"catalog:parts:hydraulics:":854},{"categories":4,"machines":132,"zones":212,"totals":255},[5,35,59,122],{"id":6,"name":7,"slug":8,"description":9,"partCount":10,"subcategories":11},"EC","Electrical Components","electrical","Electrical systems and components for injection molding machines including heaters, thermocouples, servo motors, and controllers.",11,[12,17,22,27,31],{"id":13,"name":14,"slug":15,"partCount":16},"EC-CBC","Circuit Boards & Controllers","circuit-boards",4,{"id":18,"name":19,"slug":20,"partCount":21},"EC-CE","Connectors & Cables","connectors-cables",2,{"id":23,"name":24,"slug":25,"partCount":26},"EC-GEP","Servo Motors & Drives","servo-motors",1,{"id":28,"name":29,"slug":30,"partCount":21},"EC-HT","Heaters","heaters",{"id":32,"name":33,"slug":34,"partCount":21},"EC-SF","Safety Components","safety",{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":41},"HY","Hydraulic Components","hydraulic","Complete range of hydraulic system components including pumps, valves, motors, and pressure controls for injection molding machines.",14,[42,46,51,55],{"id":43,"name":44,"slug":45,"partCount":26},"HY-AU","Accumulators","accumulators",{"id":47,"name":48,"slug":49,"partCount":50},"HY-CV","Control Valves","control-valves",6,{"id":52,"name":53,"slug":54,"partCount":26},"HY-MO","Monitors & Gauges","monitors-gauges",{"id":56,"name":57,"slug":58,"partCount":50},"HY-PW","Pumps & Motors","pumps-motors",{"id":60,"name":61,"slug":62,"description":63,"partCount":64,"subcategories":65},"MC","Mechanical Components","mechanical","Mechanical parts and assemblies including barrels, screws, tie bars, bushings, platens, and clamping components.",42,[66,71,75,80,85,89,93,97,101,105,109,114,118],{"id":67,"name":68,"slug":69,"partCount":70},"MC-BC","Barrels & Cylinders","barrels-cylinders",5,{"id":72,"name":73,"slug":74,"partCount":16},"MC-SB","Screw Barrels & Seals","screws",{"id":76,"name":77,"slug":78,"partCount":79},"MC-TC","Tie Bars & Columns","tie-bars",7,{"id":81,"name":82,"slug":83,"partCount":84},"MC-GZ","Bushings & Guides","bushings-guides",8,{"id":86,"name":87,"slug":88,"partCount":26},"MC-PP","Platens","platens",{"id":90,"name":91,"slug":92,"partCount":70},"MC-TL","Toggle & Links","toggle-links",{"id":94,"name":95,"slug":96,"partCount":21},"MC-CC","Clamping Components","clamping",{"id":98,"name":99,"slug":100,"partCount":21},"MC-GMP","Tools & Accessories","tools-accessories",{"id":102,"name":103,"slug":104,"partCount":21},"MC-ES","End Caps & Plates","end-caps",{"id":106,"name":107,"slug":108,"partCount":26},"MC-SR","Seals & Rings","seals-rings",{"id":110,"name":111,"slug":112,"partCount":113},"MC-JM","Joints & Mounts","joints-mounts",3,{"id":115,"name":116,"slug":117,"partCount":26},"MC-SG","Safety Guards","safety-guards",{"id":119,"name":120,"slug":121,"partCount":26},"MC-CR","Clamping Mechanism","clamping-mechanism",{"id":123,"name":124,"slug":125,"description":126,"partCount":113,"subcategories":127},"O","Other Components","other","Additional components including filters, cooling systems, lubrication parts, and other auxiliary equipment.",[128],{"id":129,"name":130,"slug":131,"partCount":113},"O-TC","Filters & Cooling","filters-cooling",[133,143,161,172,180,188,194,200,205],{"id":134,"name":135,"slug":134,"series":136,"partCount":142},"haitian","Haitian International",[137,138,139,140,141],"Mars Series (MA)","Jupiter Series (JU)","Zhafir Venus Series (VE)","Zhafir Zeres Series (ZE)","Zhafir Jeres Series (JE)",68,{"id":144,"name":145,"slug":144,"series":146,"partCount":160},"yizumi","Yizumi",[147,148,149,150,151,152,153,154,155,156,157,158,159],"A6 Series","A5-EU Series","A5-N Series","SKIII Series","DP Series","D1 Series","FF Series","FF-M Series","P Series","CG-P Series","VM Series","SPET Series","LSR Series",12,{"id":162,"name":163,"slug":162,"series":164,"partCount":171},"chen-hsong","Chen Hsong",[165,166,167,168,169,170],"JETMASTER MK Series","JETMASTER SVP Series","SUPERMASTER Series","EASYMASTER Series","SPARK Series","JETMASTER C2 Series",10,{"id":173,"name":174,"slug":173,"series":175,"partCount":179},"tederic","Tederic",[176,177,178],"NEO Series","D Series (Two-Platen)","DE Series (All-Electric)",0,{"id":181,"name":182,"slug":181,"series":183,"partCount":179},"borch","Borch",[184,185,186,187],"BU Series (Two-Platen)","BS-III Series (Servo)","BE Series (All-Electric)","BM Series (Multi-color)",{"id":189,"name":190,"slug":189,"series":191,"partCount":179},"log-machine","LOG Machine",[192,193],"LOG-SE Series","LOG-EE Series (All-Electric)",{"id":195,"name":196,"slug":195,"series":197,"partCount":179},"donghua","Donghua",[198,199],"DH Series (Servo)","DH-TP Series (Two-Platen)",{"id":201,"name":202,"slug":201,"series":203,"partCount":179},"sunbun","Sunbun",[204],"Sunbun Servo Series",{"id":206,"name":207,"slug":206,"series":208,"partCount":179},"lijin","L.K. Machinery (Lijin)",[209,210,211],"POTENZA Series","FORZA Series (Two-Platen)","ELETTRICA Series (All-Electric)",[213,217,221,225,228,231,235,238,242,248,251],{"id":214,"number":26,"name":215,"role":216,"partCount":21},"clamp-cylinder","Clamping cylinder","The hydraulic cylinder behind the rear platen. It drives the crosshead that straightens the toggle links, which opens and closes the mold and builds the clamping force.",{"id":218,"number":21,"name":219,"role":220,"partCount":50},"toggle","Toggle mechanism","Links, pins and bushings between the rear and moving platens. They multiply the force of the clamping cylinder and lock the mold shut while plastic is injected.",{"id":222,"number":113,"name":223,"role":224,"partCount":113},"ejector","Ejector","A small cylinder behind the moving platen that pushes the ejector rods and plate forward to release the finished part from the mold.",{"id":78,"number":16,"name":226,"role":227,"partCount":40},"Tie bars & bushings","Four steel columns that join the platens, guide the moving platen and carry the clamping force. Tie bar nuts lock them in place; bushings guide the moving platen along them.",{"id":88,"number":70,"name":229,"role":230,"partCount":21},"Platens & mold plates","The fixed and moving platens carry the two halves of the mold; the rear platen anchors the toggle. Locating rings and clamping plates center and hold the mold.",{"id":232,"number":50,"name":233,"role":234,"partCount":50},"barrel-screw","Barrel, screw & nozzle","The screw turns inside the heated barrel to melt and mix the plastic, then moves forward to inject it through the nozzle into the mold. The screw tip and check ring stop melt from flowing back.",{"id":30,"number":79,"name":236,"role":237,"partCount":113},"Heater bands & sensors","Heater bands around the barrel and nozzle melt the plastic. Thermocouples measure each heating zone so the controller can hold the set temperature.",{"id":239,"number":84,"name":240,"role":241,"partCount":79},"injection-unit","Injection unit","Injection cylinders push the screw forward, the hydraulic (plasticizing) motor turns it, and the carriage moves the unit against the mold on its guide rails.",{"id":243,"number":244,"name":245,"role":246,"partCount":247},"hydraulics",9,"Hydraulic unit","The pump, motor, valves, accumulator, filters and oil cooler in the machine base. They supply and control the oil pressure for every movement of the machine.",16,{"id":8,"number":171,"name":249,"role":250,"partCount":244},"Electrical cabinet","The controller, I\u002FO and drive boards, servo drives, contactors and safety switches that run and protect the machine.",{"id":252,"number":10,"name":253,"role":254,"partCount":21},"feet","Machine feet","Leveling bolts and anti-vibration pads under the machine base that keep the machine level and stop vibration spreading to the floor.",{"parts":256,"subcategories":257},70,23,{"id":259,"title":260,"body":261,"description":535,"diagram":536,"extension":537,"faq":538,"item":536,"lastModified":551,"meta":552,"navigation":553,"order":257,"parts":536,"path":554,"seo":555,"seoTitle":556,"short":557,"stem":558,"__hash__":559},"guides\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-transducer.md","Pressure transducer of an injection molding machine",{"type":262,"value":263,"toc":525},"minimark",[264,268,273,276,304,307,311,314,330,343,347,367,371,403,407,410,463,467,488,492,509],[265,266,267],"p",{},"In injection molding, a pressure transducer (pressure sensor) turns the hydraulic pressure into an electrical signal that the controller can read. On a hydraulic machine it usually sits in the main pressure line, on or near the valve manifold, or in the line to the injection cylinder. Its signal shows the pressure on the screen, triggers the pressure alarms and, on many machines, closes the control loop for injection pressure, hold pressure, back pressure and clamping pressure. On machines with a servo pump, the servo drive uses the transducer signal to run the pump at the pressure the cycle asks for. A faulty transducer makes the machine control the wrong pressure, so its symptoms look like a hydraulic fault.",[269,270,272],"h2",{"id":271},"where-the-pressure-transducer-sits","Where the pressure transducer sits",[265,274,275],{},"The transducer is not drawn separately in the hydraulic system drawing. It is fitted in the pressure line at a point like the pressure gauge's, or on the valve manifold, and its cable runs to the controller or the servo drive:",[277,278,279,298],"ul",{},[280,281,282,286,287,292,293,297],"li",{},[283,284,285],"strong",{},"Main system pressure",": near the pump outlet or on the manifold. On a ",[288,289,291],"a",{"href":290},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fservo-pump\u002F","servo pump system"," this transducer is wired to the ",[288,294,296],{"href":295},"\u002Finjection-molding-machine-parts\u002Felectrical\u002Fservo-drive\u002F","servo drive",", which uses it as its pressure feedback.",[280,299,300,303],{},[283,301,302],{},"Injection pressure",": some machines measure the pressure in the injection cylinder line, close to where it acts on the screw.",[265,305,306],{},"Melt pressure sensors in the nozzle or the mold measure the plastic, not the oil. They are a different, high-temperature type of sensor.",[269,308,310],{"id":309},"how-a-pressure-transducer-works","How a pressure transducer works",[265,312,313],{},"In most industrial transducers, the oil presses on a thin steel diaphragm carrying strain gauges. As the diaphragm flexes, their electrical resistance changes, and built-in electronics turn that change into a standard analog signal, for example 4 to 20 mA or 0 to 10 V, typically from a 24 V DC supply.",[277,315,316,323],{},[280,317,318,319,322],{},"With a ",[283,320,321],{},"4 to 20 mA"," output, zero pressure gives 4 mA, so a broken wire (0 mA) can be told apart from zero pressure.",[280,324,325,326,329],{},"The controller converts the signal back to pressure using the ",[283,327,328],{},"range"," set for that transducer. If the range or the signal type changes, the scaling in the controller must change too.",[265,331,332,333,337,338,342],{},"The controller compares the measured pressure with the set value and drives the ",[288,334,336],{"href":335},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fproportional-valve\u002F","proportional valve"," or the servo pump to close the gap. Positions, such as those of the screw and the moving platen, are measured by a different sensor, the ",[288,339,341],{"href":340},"\u002Finjection-molding-machine-parts\u002Felectrical\u002Flinear-transducer\u002F","linear transducer",".",[269,344,346],{"id":345},"signs-of-a-faulty-pressure-transducer","Signs of a faulty pressure transducer",[277,348,349,352,355,358,361,364],{},[280,350,351],{},"The screen shows pressure when the pump is stopped and all pressure has been released.",[280,353,354],{},"The reading jumps, drops to zero or shows a sensor fault or signal out of range alarm.",[280,356,357],{},"The pressure hunts or oscillates, or overshoots its set value.",[280,359,360],{},"The machine builds more or less pressure than set, compared with a calibrated gauge.",[280,362,363],{},"On a servo pump machine, the pump runs unsteadily, gets noisy or gives pressure alarms.",[280,365,366],{},"The reading changes when you move the cable or the connector.",[269,368,370],{"id":369},"common-causes","Common causes",[277,372,373,379,385,391,397],{},[280,374,375,378],{},[283,376,377],{},"Pressure peaks"," above the transducer's overload rating, from fast valve switching.",[280,380,381,384],{},[283,382,383],{},"A damaged cable"," or a connector with oil, water or loose pins.",[280,386,387,390],{},[283,388,389],{},"Wrong supply voltage"," or a wiring mistake after a repair.",[280,392,393,396],{},[283,394,395],{},"Electrical noise"," from poor shielding or earthing of the signal cable.",[280,398,399,402],{},[283,400,401],{},"Drift"," with age and heat.",[269,404,406],{"id":405},"testing-a-pressure-transducer","Testing a pressure transducer",[265,408,409],{},"Electrical checks must be done by qualified staff, following the machine's wiring diagram.",[411,412,413,424,430,436,442,448],"ol",{},[280,414,415,418,419,423],{},[283,416,417],{},"Compare."," Fit a calibrated ",[288,420,422],{"href":421},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-gauge\u002F","pressure gauge"," at the same point and compare it with the controller reading at zero and at several pressures in manual mode.",[280,425,426,429],{},[283,427,428],{},"Check the zero."," With the pump stopped and all pressure released, including the accumulator, the reading should be zero.",[280,431,432,435],{},[283,433,434],{},"Measure the supply"," at the transducer connector.",[280,437,438,441],{},[283,439,440],{},"Measure the signal."," For a current output, measure in series in the signal line; for a voltage output, between the signal and 0 V. At zero pressure it should read the zero value, such as 4 mA, and rise in proportion to the pressure.",[280,443,444,447],{},[283,445,446],{},"Move the cable"," and the connector while watching the reading.",[280,449,450,453,454,458,459,342],{},[283,451,452],{},"Locate the fault."," If the signal at the transducer is right but the controller reading is wrong, look at the cable, the ",[288,455,457],{"href":456},"\u002Finjection-molding-machine-parts\u002Felectrical\u002Fio-module\u002F","I\u002FO module"," and the scaling in the ",[288,460,462],{"href":461},"\u002Finjection-molding-machine-parts\u002Felectrical\u002Fcontroller\u002F","controller",[269,464,466],{"id":465},"replacing-a-pressure-transducer","Replacing a pressure transducer",[411,468,469,476,479,482,485],{},[280,470,471,472,342],{},"Stop the pump, lock out the power and release all hydraulic pressure, including the ",[288,473,475],{"href":474},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Faccumulator\u002F","accumulator",[280,477,478],{},"Unplug the connector and unscrew the transducer by its hexagon, not by its body.",[280,480,481],{},"Fit the new transducer with a new seal and tighten it as its maker specifies.",[280,483,484],{},"Check the zero and, if the machine manual describes it, calibrate the zero and span in the controller.",[280,486,487],{},"Compare the reading with a calibrated gauge before returning to production.",[269,489,491],{"id":490},"what-to-send-for-a-replacement-quote","What to send for a replacement quote",[411,493,494,497,500,503,506],{},[280,495,496],{},"Everything on the transducer's label: maker, model code, pressure range, output signal and supply voltage.",[280,498,499],{},"The thread size and type, and the seal.",[280,501,502],{},"The connector type and the pin assignment.",[280,504,505],{},"Where it is fitted, and whether it is wired to the controller or the servo drive.",[280,507,508],{},"The machine brand and model, and photos of the transducer and its label.",[265,510,511,515,516,520,521,342],{},[288,512,514],{"href":513},"\u002Frequest-quote\u002F","Request a quote",". For the rest of the circuit, see the ",[288,517,519],{"href":518},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002F","hydraulic system guide"," and our article on ",[288,522,524],{"href":523},"\u002Fblog\u002Ftroubleshooting-hydraulic-pressure-loss\u002F","troubleshooting hydraulic pressure loss",{"title":526,"searchDepth":21,"depth":21,"links":527},"",[528,529,530,531,532,533,534],{"id":271,"depth":21,"text":272},{"id":309,"depth":21,"text":310},{"id":345,"depth":21,"text":346},{"id":369,"depth":21,"text":370},{"id":405,"depth":21,"text":406},{"id":465,"depth":21,"text":466},{"id":490,"depth":21,"text":491},"What the hydraulic pressure transducer of an injection molding machine does, how it feeds pressure control, typical faults, testing and replacement.",null,"md",[539,542,545,548],{"question":540,"answer":541},"What does a pressure transducer do on an injection molding machine?","It turns the hydraulic pressure into an electrical signal that the controller or the servo drive can read. The machine uses that signal to display the pressure, to raise pressure alarms and, on many machines, to control injection, hold, back pressure and clamping pressure in a closed loop.",{"question":543,"answer":544},"What is the difference between a pressure transducer and a pressure gauge?","A pressure gauge is a mechanical dial for people to read and needs no power. A pressure transducer is an electronic sensor that sends a signal to the controller, so the machine can measure and control the pressure itself.",{"question":546,"answer":547},"How do I test a hydraulic pressure transducer?","Compare the controller's reading with a calibrated pressure gauge fitted at the same point, at zero and at several pressures. Then check the supply voltage and the output signal at the connector with a multimeter, and move the cable to see whether the reading jumps.",{"question":549,"answer":550},"Can I fit a pressure transducer with a different range?","Only if the controller or servo drive is rescaled to the new range, and the output signal, supply voltage, thread and connector also match. Otherwise the machine will read and control the wrong pressure, so the safest replacement is one with the same specification as the original.","2026-11-01",{},true,"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-transducer",{"title":260,"description":535},"Pressure Transducer in Injection Molding: Faults and Tests","Pressure transducer","injection-molding-machine-parts\u002Fhydraulics\u002Fpressure-transducer","bH7yg6NdsGQm6H30YFFy5w0F1GlVfRP2iTx0k9iQt3s",[561,565,569,573,577,581,585,589,593,597,601,605,609,613,617,621,625,629,633,637,641,645],{"path":562,"title":563,"short":564},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-circuit","Hydraulic circuit of an injection molding machine","Hydraulic circuit",{"path":566,"title":567,"short":568},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-pump","Hydraulic pump of an injection molding machine","Hydraulic pump types",{"path":570,"title":571,"short":572},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fvane-pump","Vane pump of an injection molding machine","Vane pump",{"path":574,"title":575,"short":576},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpiston-pump","Piston pump of an injection molding machine","Piston pump",{"path":578,"title":579,"short":580},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fgear-pump","Gear pump of an injection molding machine","Gear pump",{"path":582,"title":583,"short":584},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fservo-pump","Servo pump system of an injection molding machine","Servo pump system",{"path":586,"title":587,"short":588},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpump-coupling","Pump coupling and bell housing of an injection molding machine","Pump coupling",{"path":590,"title":591,"short":592},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpower-unit","Hydraulic power unit of an injection molding machine","Hydraulic power unit",{"path":594,"title":595,"short":596},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fdirectional-valve","Solenoid directional valve of an injection molding machine","Directional valve",{"path":598,"title":599,"short":600},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fproportional-valve","Proportional valve of an injection molding machine","Proportional valve",{"path":602,"title":603,"short":604},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fcartridge-valve","Cartridge valve of an injection molding machine","Cartridge valve",{"path":606,"title":607,"short":608},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-check-valve","Hydraulic check valve of an injection molding machine","Hydraulic check valve",{"path":610,"title":611,"short":612},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Frelief-valve","Relief valve of an injection molding machine","Relief valve",{"path":614,"title":615,"short":616},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fvalve-manifold","Valve manifold of an injection molding machine","Valve manifold",{"path":618,"title":619,"short":620},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Faccumulator","Accumulator of an injection molding machine","Accumulator",{"path":622,"title":623,"short":624},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-oil","Hydraulic oil for injection molding machines","Hydraulic oil",{"path":626,"title":627,"short":628},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-temperature","Oil temperature of an injection molding machine","Oil temperature",{"path":630,"title":631,"short":632},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-filter","Hydraulic oil filter of an injection molding machine","Oil filter",{"path":634,"title":635,"short":636},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-cooler","Oil cooler (heat exchanger) of an injection molding machine","Oil cooler",{"path":638,"title":639,"short":640},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-tank","Hydraulic oil tank of an injection molding machine","Oil tank",{"path":642,"title":643,"short":644},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fcooling-water-manifold","Cooling water manifold of an injection molding machine","Cooling water manifold",{"path":646,"title":647,"short":648},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-gauge","Hydraulic pressure gauge of an injection molding machine","Pressure gauge",{"diagram":650},"hydraulic-system",{"diagram":652},{"title":653,"description":654,"base":655,"items":663},"Parts of the hydraulic system","Line drawing of an injection molding machine hydraulic system: oil tank, filter, motor, pump, valves, gauge, accumulator, cooler and a cylinder, numbered.",{"line":656},[657,658,659,660,661,662],"M200 186L200 140L270 140","M362 96L362 68L450 68","M378 96L378 44L565 44L565 50","M476 232L390 232L390 164","M330 164L330 244L540 244L540 262","M520 276L456 276",[664,677,692,712,727,744,764,786,802,819,835],{"id":665,"name":640,"role":666,"subcategory":129,"marker":667,"shapes":671},"tank","Holds the hydraulic oil. Returning oil settles here and sheds heat and air before the pump draws it again.",[668,669,668,670],120,336,304,{"solid":672,"hidden":675},[673,674],"M39 250h414a3 3 0 0 1 3 3v48a3 3 0 0 1 -3 3h-414a3 3 0 0 1 -3 -3v-48a3 3 0 0 1 3 -3z","M420 242h18v8h-18z",[676],"M44 262L448 262",{"id":678,"name":679,"role":680,"subcategory":129,"marker":681,"shapes":684},"filter","Suction filter","Strainer on the pump’s suction line inside the tank. It keeps dirt and metal particles out of the pump.",[682,669,682,683],202,296,{"solid":685,"line":687},[686],"M194 268h16a2 2 0 0 1 2 2v24a2 2 0 0 1 -2 2h-16a2 2 0 0 1 -2 -2v-24a2 2 0 0 1 2 -2z",[688,689,690,691],"M202 230L202 268","M196 275L208 275","M196 282L208 282","M196 289L208 289",{"id":693,"name":694,"role":695,"subcategory":23,"marker":696,"shapes":700},"motor","Electric motor","Drives the pump. Newer machines use a servo motor that only runs as fast as the cycle needs, which saves energy.",[697,698,697,699],98,24,174,{"solid":701,"line":705},[702,703,704],"M58 186h80a6 6 0 0 1 6 6v44a6 6 0 0 1 -6 6h-80a6 6 0 0 1 -6 -6v-44a6 6 0 0 1 6 -6z","M80 174h30v12h-30z","M58 242h80v8h-80z",[706,707,708,709,710,711],"M64 192L64 236","M76 192L76 236","M88 192L88 236","M100 192L100 236","M112 192L112 236","M124 192L124 236",{"id":713,"name":714,"role":715,"parts":716,"marker":718,"shapes":722},"coupling","Coupling and bell housing","The bell housing bolts the pump to the motor and keeps the shafts aligned. The flexible coupling inside carries the torque.",[717],"HY-PW-05",[719,698,720,721],150,162,196,{"solid":723,"hidden":725},[724],"M144 192L180 200L180 228L144 236Z",[726],"M154 206h16v16h-16z",{"id":728,"name":729,"role":730,"parts":731,"marker":735,"shapes":738},"pump","Hydraulic pump","Turns the motor’s rotation into oil flow. Fixed-speed machines mostly use vane or piston pumps; servo-hydraulic machines often use internal gear pumps.",[732,733,734],"HY-PW-06","HY-PW-07","HY-PW-02",[682,698,736,737],215,198,{"solid":739,"line":742},[740,741],"M183 198h38a3 3 0 0 1 3 3v26a3 3 0 0 1 -3 3h-38a3 3 0 0 1 -3 -3v-26a3 3 0 0 1 3 -3z","M193 186h14v12h-14z",[743],"M187 199L187 229",{"id":745,"name":648,"role":746,"parts":747,"marker":749,"shapes":753},"gauge","Shows the system pressure, so the operator can check the settings and spot a pressure loss early.",[748],"HY-MO-01",[750,698,751,752],254,238,90,{"solid":754,"line":756},[755],"M220 106a16 16 0 1 0 32 0a16 16 0 1 0 -32 0z",[757,758,759,760,761,762,763],"M236 140L236 122","M236 106L245 96","M227.51471862576142 114.48528137423857L225.3933982822018 116.60660171779821","M224.91344560986457 101.40779881161892L222.1418070123307 100.25974851452365","M236 94L236 91","M247.08655439013543 101.40779881161892L249.8581929876693 100.25974851452365","M244.48528137423858 114.48528137423857L246.6066017177982 116.60660171779821",{"id":765,"name":616,"role":766,"subcategory":47,"marker":767,"shapes":770},"valves","The valve block that sends oil to each movement. Solenoid valves on top and cartridge valves inside switch clamping, injection, ejection and nozzle movements.",[768,698,768,769],318,96,{"solid":771,"line":782},[772,773,774,775,776,777,778,779,780,781],"M272 120h128a2 2 0 0 1 2 2v40a2 2 0 0 1 -2 2h-128a2 2 0 0 1 -2 -2v-40a2 2 0 0 1 2 -2z","M276 100h12v16h-12z","M290 96h32a2 2 0 0 1 2 2v20a2 2 0 0 1 -2 2h-32a2 2 0 0 1 -2 -2v-20a2 2 0 0 1 2 -2z","M324 100h12v16h-12z","M340 100h12v16h-12z","M354 96h32a2 2 0 0 1 2 2v20a2 2 0 0 1 -2 2h-32a2 2 0 0 1 -2 -2v-20a2 2 0 0 1 2 -2z","M388 100h12v16h-12z","M291 142a7 7 0 1 0 14 0a7 7 0 1 0 -14 0z","M329 142a7 7 0 1 0 14 0a7 7 0 1 0 -14 0z","M367 142a7 7 0 1 0 14 0a7 7 0 1 0 -14 0z",[783,784,785],"M295.5 142a2.5 2.5 0 1 0 5 0a2.5 2.5 0 1 0 -5 0z","M333.5 142a2.5 2.5 0 1 0 5 0a2.5 2.5 0 1 0 -5 0z","M371.5 142a2.5 2.5 0 1 0 5 0a2.5 2.5 0 1 0 -5 0z",{"id":787,"name":612,"role":788,"parts":789,"marker":791,"shapes":795},"relief","Opens when the pressure goes above its setting and sends the oil back to the tank, protecting the pump, hoses and cylinders.",[790],"HY-CV-06",[792,698,793,794],410,427,135,{"solid":796,"line":800},[797,798,799],"M402 130h18v24h-18z","M420 135h14v14h-14z","M442 137h6v10h-6z",[801],"M434 142L442 142",{"id":803,"name":804,"role":805,"subcategory":94,"marker":806,"shapes":810},"cylinder","Hydraulic cylinder","Turns oil pressure into straight-line force: for clamping the mold, injecting, ejecting and moving the injection unit.",[807,698,808,809],530,510,56,{"solid":811,"hidden":816},[812,813,814,815],"M450 50h10v36h-10z","M462 56h96a2 2 0 0 1 2 2v20a2 2 0 0 1 -2 2h-96a2 2 0 0 1 -2 -2v-20a2 2 0 0 1 2 -2z","M560 50h10v36h-10z","M570 62h44v12h-44z",[817,818],"M500 58h10v20h-10z","M510 68L560 68",{"id":475,"name":620,"role":820,"parts":821,"marker":823,"shapes":827},"Stores oil under nitrogen pressure and releases it in a burst for fast injection, more flow than the pump alone delivers.",[822],"HY-AU-02",[824,825,826,825],616,160,512,{"solid":828,"hidden":833},[829,830,831,832],"M496 104h0a16 16 0 0 1 16 16v80a16 16 0 0 1 -16 16h0a16 16 0 0 1 -16 -16v-80a16 16 0 0 1 16 -16z","M490 94h12v10h-12z","M490 216h12v10h-12z","M476 226h40v12h-40z",[834],"M496 114h0a10 10 0 0 1 10 10v60a10 10 0 0 1 -10 10h0a10 10 0 0 1 -10 -10v-60a10 10 0 0 1 10 -10z",{"id":836,"name":636,"role":837,"subcategory":129,"marker":838,"shapes":841},"cooler","Water-cooled heat exchanger on the return line. It keeps the oil from overheating, which would thin it and wear the seals and pumps.",[839,669,839,840],562,290,{"solid":842,"line":846,"hidden":851},[843,844,845],"M534 262h56a14 14 0 0 1 14 14v0a14 14 0 0 1 -14 14h-56a14 14 0 0 1 -14 -14v0a14 14 0 0 1 14 -14z","M530 290h8v14h-8z","M586 290h8v14h-8z",[847,848,849,850],"M534 263L534 289","M590 263L590 289","M604 270L616 270","M604 282L616 282",[852,853],"M534 272L590 272","M534 280L590 280",[855,863,870,877,882,886,892,898,903,907,912,916,921,927,932,937],{"partNumber":822,"name":856,"subcategory":43,"subcategoryName":44,"shortDescription":857,"image":858,"inStock":553,"zone":243,"compatibleMachines":859},"Hydraulic Accumulator","Bladder-type hydraulic accumulator for injection molding machine high-speed injection circuits.","\u002Fpart-images\u002FHY\u002FHY-AU-02\u002FHY-AU-02.jpg",[860,861,862],"Haitian MA Series","Haitian Jupiter Series","Chen Hsong JM Series",{"partNumber":864,"name":865,"subcategory":47,"subcategoryName":48,"shortDescription":866,"image":867,"inStock":553,"zone":243,"compatibleMachines":868},"HY-CV-02","Directional Control Valve","Solenoid-operated directional control valve for injection molding machine hydraulic circuits.","\u002Fpart-images\u002FHY\u002FHY-CV-02\u002Feeaecc6c53657d38d48089a1344d4bce.jpg",[860,861,869,862],"Yizumi A5 Series",{"partNumber":871,"name":872,"subcategory":47,"subcategoryName":48,"shortDescription":873,"image":874,"inStock":553,"zone":243,"compatibleMachines":875},"HY-CV-04","Proportional Pressure\u002FFlow Valve","Proportional solenoid valve for precise pressure and flow control in injection molding machines.","\u002Fpart-images\u002FHY\u002FHY-CV-04\u002F06e2c777-c0f3-4739-8046-c59de63bbd4e.png",[860,876,869],"Haitian MA II Series",{"partNumber":878,"name":879,"subcategory":47,"subcategoryName":48,"shortDescription":880,"inStock":553,"zone":243,"compatibleMachines":881},"HY-CV-05","Check Valve","Hydraulic check valve for injection molding machine circuits.",[860,861],{"partNumber":790,"name":883,"subcategory":47,"subcategoryName":48,"shortDescription":884,"inStock":553,"zone":243,"compatibleMachines":885},"Relief Valve \u002F Safety Valve","Hydraulic relief and safety valve for injection molding machine system pressure protection.",[860,861,862],{"partNumber":887,"name":888,"subcategory":47,"subcategoryName":48,"shortDescription":889,"image":890,"inStock":553,"zone":243,"compatibleMachines":891},"HY-CV-08","Cartridge Valve","Hydraulic cartridge valve for injection molding machine manifold blocks.","\u002Fpart-images\u002FHY\u002FHY-CV-08\u002F41953eeb-f34f-4462-bdad-956e39dcf40b.png",[861,876],{"partNumber":893,"name":894,"subcategory":47,"subcategoryName":48,"shortDescription":895,"inStock":553,"zone":243,"compatibleMachines":896},"HY-CV-15","Solenoid Operated Valve — High Flow","High-flow solenoid operated directional valve for large-tonnage injection molding machines.",[861,897],"Haitian MA II 1200T+",{"partNumber":748,"name":899,"subcategory":52,"subcategoryName":900,"shortDescription":901,"inStock":553,"zone":243,"compatibleMachines":902},"Hydraulic Pressure Gauge","Monitoring & Instruments","Glycerin-filled hydraulic pressure gauge for injection molding machine system monitoring.",[860,861,869],{"partNumber":734,"name":904,"subcategory":56,"subcategoryName":57,"shortDescription":905,"inStock":553,"zone":243,"compatibleMachines":906},"Gear Pump (Sumitomo QT32)","Sumitomo QT32 series internal gear pump for injection molding machine hydraulic systems.",[860,869],{"partNumber":908,"name":909,"subcategory":56,"subcategoryName":57,"shortDescription":910,"inStock":553,"zone":243,"compatibleMachines":911},"HY-PW-03","Hydraulic Power Unit \u002F Oil Pump Assembly","Complete hydraulic pump motor assembly for injection molding machine power unit.",[860,861],{"partNumber":717,"name":913,"subcategory":56,"subcategoryName":57,"shortDescription":914,"inStock":553,"zone":243,"compatibleMachines":915},"Pump Coupling & Bell Housing","Pump coupling and bell housing adapter for injection molding machine hydraulic pump drives.",[860,861],{"partNumber":732,"name":917,"subcategory":56,"subcategoryName":57,"shortDescription":918,"image":919,"inStock":553,"zone":243,"compatibleMachines":920},"Hydraulic Vane Pump","High-performance hydraulic vane pump for injection molding machine hydraulic power units.","\u002Fpart-images\u002FHY\u002FHY-PW-06\u002FVickers vane pump\u002F20V,25V,35.jpg",[860,861,862],{"partNumber":733,"name":922,"subcategory":56,"subcategoryName":57,"shortDescription":923,"image":924,"inStock":553,"zone":243,"compatibleMachines":925},"Hydraulic Piston Pump","Variable displacement hydraulic piston pump for high-pressure injection molding machine applications.","\u002Fpart-images\u002FHY\u002FHY-PW-07\u002FYUKEN Piston Pump\u002FWechatIMG807.jpg",[860,861,926],"Chen Hsong SM Series",{"partNumber":928,"name":929,"subcategory":129,"subcategoryName":130,"shortDescription":930,"inStock":553,"zone":243,"compatibleMachines":931},"O-TC-02","Hydraulic Oil Filter","Self-sealing magnetic suction oil filter for injection molding machine hydraulic tanks.",[860,861,869],{"partNumber":933,"name":934,"subcategory":129,"subcategoryName":130,"shortDescription":935,"inStock":553,"zone":243,"compatibleMachines":936},"O-TC-04","Oil Cooler \u002F Heat Exchanger","Hydraulic oil cooler (heat exchanger) for injection molding machine oil temperature control.",[860,861,862],{"partNumber":938,"name":939,"subcategory":129,"subcategoryName":130,"shortDescription":940,"inStock":553,"zone":243,"compatibleMachines":941},"O-TC-05","Oil Tank \u002F Hydraulic Reservoir","Hydraulic oil reservoir tank for injection molding machine power unit.",[860,861],1793548983797]