Hydraulic circuit diagram
Symbols in hydraulic circuit diagram
Symbols
PC88MR-10
(ALL-C000-001-K-90-A)
(PC220-0000-007-K-00-A)
Main piping line
Pilot or drain line
Flexible pipe (hose etc.)
Lines intersecting without jointing
Lines jointing (junction with a black dot)
Direction of flow
Throttle in passage
Variable
Electricity
Spring
Take-off port
Take-off port and pressure gauge
90 Diagrams and drawings
Symbols in hydraulic circuit diagram
Substances
(Rev. 2013/09)
90-3