Mounting on plate or in line
The check valve allows free flow from B to A and prevents flow from A to B. A to B is opened by hydraulic control Z. The pipe L is provided to drain any leaks.
| Port pressure | ||||||||
| Type | Reference | |||||||
| A | B | Z | L | Max flow rate | Weight 
 | Pressure ratio: (Control/A) | ||
| bar | bar | bar | bar | l/min | Kg | |||
| RH 1 | A 64 383 | 700 | 700 | 700 | – | 15 | 0,40 | 1/2 | 
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