Parker's pilot operated pressure relief valves series R4V OBE (DIN 24340 Form D) and R6V OBE (DIN 24340 Form E) for subplate mounting work stable across the whole pressure range and thus contribute to a smooth-running operation. Additionally they provide a wide range of options and connections for a versatile use in various applications.

The valves operate with a proportional solenoid operated pilot stage with digital electronics which controls a seated type main stage. R4V OBE and R6V OBE are optionally available with a mechanical maximum pressure adjustment.

Markets:
• Industrial
• Power generation
• Machine tools

Features/Benefits:
• Wide range of options – suitable for almost every application
• Outstanding constant pressure behavior – supports reliable operation
• Very good pressure/flow behavior – contributes to a high energy efficiency of the system
• Onboard electronics - permits storage and loading of valve records, for fast configuration
• Electronics situated in a robust metal housing - allows the use in rough environments
• Compact design and flexible mounting - makes integration easy
• Short delivery time – no warehousing necessary
• Optional mechanical maximum pressure adjustment

Applications:
• Suitable for general hydraulic applications
• Machine tools
• General presses

Electrical connection
The electrical connection is available in 2 options:

Code 10V:
6 + PE central connection
0...+10 V command signal
+10 V reference voltage output

Code 4MA:
6 + PE central connection
4…20 mA command signal