Bosch Rexroth M4-12 - Directional Valves M4-12 - General

18/32 Product description
Bosch Rexroth AG, M4-12, RE 64276-01-R/10.2017
Fig. 3: Inlet plate for variable pump
4.4.2 Directional valves M4-12 – general
Table 8: External connections
Item Designation Information
Valve side A
Valve side B
Service line port
Service line port
Secondary pressure relief valve hole
optional
Secondary pressure relief valve hole
optional
LS pressure relief valve hole
optional
LS pressure relief valve hole
optional
LS port
optional
LS port
optional
Table 9: Internal functions
Item Designation
Shuttle valve
Pressure compensator
Y LS port
X pilot oil port
X pilot oil supply
Fig. 4: Directional valve