Reverse flow is blocked until pilot pressure is applied at port 3. Sun Hydraulics products have been setting the standard for the screw-in hydraulic cartridge Inch: 4.60 MB pdf Metric: 5.33 MB pdf. This valve has positive seals between all ports. Quick Reference Counterbalance Valves Catalog Atmospheric Vent CB10-AV OPERATION CB10-AV : Counterbalance valve, 10-size, atmospheric vent. These packages cover flows ranging from 10 GPM (40 L/min.) The inch version contains NPTF and SAE ported assemblies. Service Instructions, Cartridge Seal Kits, Solenoid Connectors, Coil Options for Solenoids (Metal Housing, Round), Coil Options with Embedded Electronic Proportional Amplifiers, Sun Weatherized Coils and Coil Kits, Sun Coil 790-***** Part Numbering System, Cavity Plugs, Cavity Form Tools, Retainers and Seals, Studrods and Studnuts for Sandwich Bodies, and Bar Manifold Brackets. CB - Counterbalance Valves Application Notes A typical circuit application for a counterbalance valve contains a pump, directional control valve, and an actuator. Sun's complete line of products with technical information is shown elsewhere on this web site. Hydraulic Poppet Cartridge Valves with Position Indicating Switch, 2 pages, inch and metric: 435 KB pdfSeries 4 PLUS Brochure, 4 pages, Press Quality Print,         inch and metric: 116 MB pdfSeries 4 PLUS Brochure, 4 pages, High Quality Print,          inch and metric: 3.41 MB pdfSeries 4 PLUS Brochure, 4 pages, Standard Quality Print,    inch and metric: 698 KB pdfSeries 4 PLUS Brochure, 4 pages, Standard Quality Print,   (Deutsch) inch and metric: 1.4 MB pdfSolenoid Operated Cartridge Valves, 4 pages, inch: 2.69 MB pdfSolenoid Operated Cartridge Valves, 4 pages, metric: 2.69 MB pdfCorrosion Resistant Cartridge Valve Brochure, inch: 575 KB pdfCorrosion Resistant Cartridge Valve Brochure, metric: 580 KB pdfAnti-Shock Relief Valve Brochure, 6 pages, metric: 738 KB pdfBanjo Bolt Manifolds, 20 pages, metric: 4.26 MB pdf, Revised October 2009. If a standard counterbalance valve is applied in this situation, it would open but then immediately close when pressure builds up against the directional valve. Technical Features Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. Sandwiches are available with single cavities, dual cavities and multiple cavity variants to make unique circuit elements for mounting under standard directional control valves.Entire Catalogue (Inch): 17.5 MB pdfEntire Catalogue (Metric): 16.4 MB pdfSection Files of the Sandwich Body Catalogue: This catalogue illustrates commonly used cartridge and body assemblies. When the load pressure at port 1 rises above the pressure setting, the integral relief valve is activated and pressure is relieved from port 1 to port 2. ... CAIG 5:1 pilot ratio, vented counterbalance valve - atmospherically referenced 107 CWCK 1:1 pilot ratio, vented counterbalance valve 108 CWEK 1:1 pilot ratio, vented counterbalance ...which family of counterbalance valves is best for your system? You can download individual product data sheets or catalogues of data sheets using our QuickPrint PDF catalogue tool for the most current information.The following Sun literature files that are offered are available for historical reference only and should not be used to specify products. Sun four port counterbalance valves add a drain port (port 4) to the cartridge which makes the valve insensitive to back pressure at port 2. Home - Hydraulic & Pneumatic supplies - Hydraulic Controls, Inc. Have you ever wondered... ...why Sun has four separate families of counterbalance valves? Provide smooth, modulated motion when the directional control valve... Quick Reference Counterbalance Valves Catalog Application Notes COUNTERBALANCE VALVES (continued) Counterbalance valves will positively hold a pressurized load and will control the motion of the load based on application of a pressure signal to the pilot port. The check section allows free flow from the directional valve (port 2) to the load (port 1), while normally blocking flow from port 1 to port 2. Knowledge Base Article Type: Instructions CPM Counterbalance Valve Adjustments WARNING Never work on, clean or service this unit, control panel or any machine or open or remove any protective cover, guard, grate, door, or maintenance panel until Other names for this valve include motion control valve and over center valve. to 240 GPM (960 L/min.). 4 mm Adjustment Locknut/Cap Hex Size 9/16 in. Last week, we had some trouble with a pilot operated check valve: https://www.youtube.com/watch?v=Frn3f1WZdLM. 15 mm 1. Included in this catalogue are 56 pages of pre-configured valve assembly packages. Counterbalance valves are available as individual cartridges or standard cartridge-in-body (CIB) packages. Hi-Lo Pump Unloader or Accumulator Charge Pump Unloader Valve Packages. Quick Reference Counterbalance Valves Catalog Hydraulic Vent CP441-1 OPERATION This 3-ported, externally piloted unit is a 12-size cartridge style, low leakage counterbalance valve with hydraulic vent. Hi-Lo Pump Unloader or Accumulator Charge Pump Unloader Valve Packages. Without a counterbalance valve the load will drift down due to... Quick Reference Counterbalance Valves Catalog Application Notes COUNTERBALANCE VALVES (continued) The pressure required to pilot open the counterbalance valve can be calculated as follows: P = (Ps • Ab) - W (load retracts cylinder) (Ab • R) + Ar P = (Ps • Ar) - W (load extends cylinder) (Ar • R) + Ab W = Load Ps = Counterbalance valve relief setting; see below for more information Ab = Cylinder bore area Ar = Cylinder bore area-Cylinder rod area R = Counterbalance valve pilot ratio; see below for more information Note that these equations are idealized and do not consider any backpressure... Quick Reference Counterbalance Valves Catalog Hydraulic Vent CP448-1 OPERATION This 3-ported, externally piloted counterbalance valve is 8-size, cartridge style, low leakage with hydraulic vent. When the load pressure at port 1 rises above the pressure setting, the relief valve is activated and pressure is relieved from port 1 to port 2. Reverse flow is blocked until pilot pressure is applied at port 3. When the load pressure at port 1 rises above the pressure setting, the intergral relief valve is activated and pressure is relieved from port 1 to port 2. Turn adjustment clockwise to decrease setting and release load. 61 KB pdf. The check section allows free flow from the directional valve (port 2) to the load (port 1), while normally blocking flow from port 1 to port 2. Turning the adjuster counterclockwise increases the valve setting; turning the adjustment clockwise lowers the pres-sure setting, releasing the load. Inch: 465 KB pdf. Two check valve cracking pressures are available. Proper Irrigation for Perfect Results Low cost, Operation in wide pressure range and Perfect modulation even in … When the load pressure at port 1 rises above the pressure setting, the integral relief valve is activated and pressure is relieved from port 1 to port 2. Pilot assist at port 3 lowers the effective setting of the relief The check section allows free flow from the directional valve (port 2) to the load (port 1), while normally blocking flow from port 1 to port 2. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates. The products that are a result of this optimization are shown in other sections of this catalog. This is a 3ported, externally piloted, cartridge style, low leakage unit. Learn how a counterbalance valve works! SUN Assembly Check Valve 20GPM Pilot to Close T-11A Part Number Set/Type PSI Port Size Description List Price CODA-XCN-ECB Aluminum 3000PSI 3/8" NPT 90º Body STD Pilot to Close 30PSI Check Valve $50.70 CODA-XCN-ECC Aluminum … *"?/ ^ounter':)a'ance Valves Catalog Hydraulic Vent Wember rhe Danfoss Group Load Holding - Single Actuator Load Holding. Please note that the product and technical data on the website are the most current and correct. Sun offers the broadest and most comprehensive range of sandwich products in ISO 03 to ISO 08 interface sizes of any manufacturer. APPLICATIONS Atmospheric vented valves are applied when it is not practical to... *Prices are pre-tax. Sun counterbalance cartridges can be installed directly into a cavity machined in an actuator housing for added protection and improved stiffness in the circuit. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. valve at a rate determined by the pilot ratio. Adjusting counter balance cartridge valve pressure setting: Counterbalance valves adjust in the opposite direc-tion of other pressure con-trol valves. Ports include NPTF, SAE, BSPP, and Code 61 and Code 62 flanges. 520L0588 • Rev DB • November 2010 22.1 Cross reference list Cartridge Valves Technical Information Cross reference list USING THIS LIST Comatrol is continually optimizing and expanding our product offering to maintain our leadership position in the cartridge valve and HIC manifold market. Reverse flow is blocked until pilot pressure is applied at port 3. Member -of the Danfoss Group Counterbalance Valves Catalog Hydraulic Vent CB20-HV: Counterbalance valve, 20-size, hydraulic vent. Model Codes printed in Red on these catalogue pages are Preferred Versions of products shown and should be most readily available. A check valve is incorporated in the circuit in Figure 1 to allow free-flow in the reverse direction (i.e. 61 KB pdf. This valve is 3-ported, externally piloted and low leakage. Code 62 flanges will need to give in order to prevent mechanical.... 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