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Q1: What are the primary control methods available for the Rexroth A4VSO series pumps?
The A4VSO series offers a wide range of control methods to suit various hydraulic system requirements. The primary control types include:
DR: Pressure Control (or Constant Pressure Control)
FR: Flow Control
LR: Dual-Line/Hyperbolic Constant Power Control (Automatically regulates power consumption)
MA: Manual Control
EM: Electric Motor Control
HM: Hydraulic Control, Flow-Dependent
HS: Hydraulic Control with Servo/Proportional Valve
EO / EO2: Electronic Proportional Control
HD: Hydraulic Control, Pressure-Dependent
DS: Speed Control for Secondary Control
Q2: How do I decipher the control method from a typical A4VSO model code?
The control method is a critical part of the pump's model designation. It is typically represented by two or three letters in the code sequence (e.g., A4VSO180DR/30R-PPB13N00).
In this example, DR signifies the control type, which is Pressure Control
Other suffixes like LR (Constant Power), FR (Flow Control), or EO (Electronic Control) directly indie the specific control method employed by that pump unit
Q3: What are some common appliions for different A4VSO control types?
The choice of control method depends heavily on the appliion's needs:
DR (Pressure Control): Ideal for systems requiring a constant pressure level, often used in clamping circuits or press appliions
LR (Constant Power Control): Well-suited for appliions where the input power needs to be limited automatically, protecting the drive system despite pressure and flow variations, potentially useful in mobile equipment or complex industrial machinery
EO (Electronic Proportional Control): Offers precise control over pump operation (like flow or pressure) via an electrical signal, commonly found in modern automated machinery and process control systems requiring high precision
FR (Flow Control): Used when a constant flow output is desired regardless of pressure changes (within the pump's capabilities)
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
