Bosch Rexroth SB24/34 Instruction Manual page 31

Internal function

Individual pressure compensator

block-internal channel P. The integrated non-return valve function prevents the

return flow to the block-internal channel P.

Electrohydraulic EHS actuating unit

bus pilot signal. The received CAN bus pilot signals are converted to respective

deflection of the control spool.

• Single-acting (sa):

• Single-acting (sa) with internal return flow:

• Double-acting (da):

Check valve

Shuttle valve

block segment.

Secondary pressure relief valve

port 

Operation / control

Control is realized via CAN bus pilot signal

Secondary pressure relief valve

Fluid plan

EHR24-EHS sa for external return flow

Controls the inlet flow to working port

Controls the inlet flow and return flow via working port

Port 

is plugged by threaded plug  .

Controls the inlet flow and return flow via working ports 

: Prevents valve-internal return flow in working port 

: Directs the higher LS pressure through the control block/control

.

: Controls the valve-internal inlet flow of the

: Control is realized at port

and return via the return flow port

: Limits the operating pressure in working

.

optionally with manual auxiliary actuation

RE 66170-B/2019-05-15, Control block SB24/34, Bosch Rexroth AG

About these products

via CAN

.

and

.

.

31/78

.