symbol s used in this catalog are old symbols following JISB0-: 00. Refer to JISB0-: 007 or JFPS0: 006 for new symbols. Page. Element of symbol. Line and port. Directional control valve. Pressure control valve 9. Speed control valve 9 6. Cylinder and motor 9 7. Power and tank 0 8. Air adjustment component 0 9. Auxiliary components and other components CAD data is available.
list Element of symbol (a) element Applications Line Continuous line Broken line Dashed line Double line Circle Large circle Medium circle Small circle Point Half circle Square () Main line () Air supply line to pilot valve () Electric signals line () Pilot operation line () Drain line () Filter () Valve switching position Envelopment line Mechanical connection Energy converter () Instrumentation () Rotation joint () Check valve () Link () Roller () Connection of line () Shaft of roller Pump or actuator whose turning angle is limited () Fluid control components () Driving motor other than electric motor Return line included Others: Indicate the electrical symbol to identify from the piping path Internal pilot External pilot Envelopment line indicating unit with more than one function Rotary shaft, lever, piston rod, etc. Pump, compressor, electric motor, etc. Roller: Put a point on the center. The port intersects vertically with the side. (b) Functional element Applications Equilateral triangle Painted White Arrow display Straight or oblique line Curve Oblique line Other Hydraulics Compressed air and other gas pressure () Linear movement () Fluid flow path and direction in valve () Heat flow direction Rotary motion Variable operation or adjustment method Electric Closed path or closed port Solenoid Fluid energy direction Type of fluid Energy source display Including emission to atmosphere medium Arrow indicates the rotational direction viewed from a free end of a shaft Draw oblique line with appropriate length Such as pump, spring or variable Use the following symbols when AC and DC identification is required: Closed path Port Rectangle Fluid adjustment components () Cushion in () Weight in accumulator () Cylinder () Valve The port intersects with the corner. Filter, drain separator, lubricator, heat exchanger etc. Temperature instruction or adjustment Driving motor Spring Needle valve Refer to No. 7 Two tops is preferable Piston Mnemonic symbol of valve seat of check valve Other Hollow type (large) Hollow type (low) Capsule type Specific operation method Oil tank (ventilation type) Local display of oil tank (ventilation type) () Oil tank (closed type) () Pneumatics tank () Accumulator () Auxiliary gas vessel Refer to No. (a) (c) Mechanical element Rod Rotary shaft Detent Latch direction operation Arrow indication is optional direction operation Arrow indication is optional direction operation Vertical line on notch indicates clamp direction operation shows release method.
No. Over center Line and port (a) Line direction operation Connection Lever Pedal Double pedal 6 direction operation (including rotary motion) direction operation (including rotary motion) direction operation (including rotary motion) Cross Not connected Mechanical control plunger 0 direction operation Flexible line Hose (normally connected to movable portion) Variable stroke length limitter direction operation (b) Connecting port Spring direction operation Air vent Performing air vent continuously Roller direction operation Performing air vent in the specified period, then closing. Pull roller Arrow shows operation direction. Indication may be omitted. direction operation Exhaust port Performing air vent by using check, if required. Pneumatics dedicated Without connecting port With connecting port Electrical control Direct electric actuator Single acting Double acting 0 Solenoid, torque motor, etc. direction operation The oblique line can slant downward to the right. direction operation The oblique line can spread upward. Quick joint Rotation joint line lines Connection state Removing state Without check valve With check valve (Self sealant joint) Swivel and rotary joint direction rotation direction rotation Single-acting variable actuator Double acting variable actuator Rotary electric actuator Indirect electric actuator Single acting Double acting 6 7 direction operation Proportional type Force motor etc. direction operation Torque motor direction operation Electric motor * JIS covers pilot operation, but the valve is typically used as a valve, so the transfer symbol (6) and (7) has been used for the electric operation classification. directional control valve (a) No. Manual control Pushbutton Pull-button Push/pull button 0 General symbols when the operation method is not indicated or when the number of operation directions is not specified direction operation direction operation direction operation Pilot operation Direct pilot operation Internal pilot External pilot 0 When different pressurized areas, if required, indicate the number showing are ratio. flow path is provided in inside of device. flow path is provided out of device.
No. of port No. Indirect pressure control operation Pressurized operation method Pneumatics pilot Electromagnetic, pneumatics pilot Electromagnetic, pneumatics pilot with manual override (b) Directional control valve basic type Position 6 6 0 Status of normal position closed No. A Internal pilot No primary operation Primary operation by single-acting Internal pilot * The valve is typically used as a valve, so transfer symbols in the 0 s are used for transfer symbols. Valve with manual override added to the above operation closed No. of port Solenoid position Status of normal position P/A/B connection P/A/B connection (c) Manual control valve and operator type pushbutton and spring pushbutton and spring No. K L Solenoid position A B Note) Numerals indicate JISB87 (ISO99). open B open pushbutton and spring C closed C pushbutton and spring D open D pull-button, spring A P/B connection E pull-button, spring B P/B connection F Note) Numerals indicate of JISB87 (ISO99). pull-button, spring C pull-button, spring D All ports closed G A All ports closed H B A/B/R connection I C A/B/R connection J D
and operator type and operator type lever, spring, A both sides operation pushbutton E lever, spring, B both sides operation pushbutton F lever, spring, C E lever, spring, D F lever with detent A closed center with lever and detent G lever with detent C () Item detent (c) () Item latch (c) Generally, key selector valve closed center with lever and detent H lever with latch A pedal (foot valve) E lever with latch C pedal (foot valve) F pedal, spring, (foot valve) A double pedal (foot valve) 6 E pedal, spring, B double pedal (foot valve) 6 F pedal C double pedal all ports closed with detent 6 G pedal D double pedal all ports closed with detent 6 H double pedal (foot valve for both foot) 6 A (d) Mechanical control valve Note) Numerals indicate JISB87 (ISO99). double pedal (foot valve for both foot) 6 C and operator type pushbutton E plunger A pushbutton F plunger B
and operator type and operator type plunger C both sides pilot A plunger D both sides pilot C roller A pilot E roller B pilot F roller C both sides pilot E roller D both sides pilot F single roller A all ports closed both sides pilot G single roller B all ports closed both sides pilot H single roller C ABR connection both sides pilot single roller (e) Pilot operated valve and operator type pilot normally closed pilot normally open D A B both sides pilot A/B/R connection P/A/B connection both sides pilot P/A/B connection both sides pilot * The basic valve s center position operation symbol can be written with a leader line to the basic valve center position in the drawing. Example pilot normally closed C pilot normally open pilot D Indirectly operation normally closed pilot spring and Note) Numerals indicate JISB87 (ISO99). 6
(f) Reverse not go shuttle and exhaust valve (g) Solenoid valve Check valve without spring Basic type A (Details and simple symbol) No. a and operator type normally closed A Check valve with spring A normally open B a ' normally closed C Pilot operation check valve A normally open D Valve is closed by external pilot b A C High pressure priority type shuttle valve C c double acting Use this when the relationship to the electric signal need not be indicated. C * * E * Position and functions of valving element is specified. Low pressure priority type shuttle valve F The low pressure inlet is connected to the low-pressure priority output, and the highpressure inlet is closed. d * Pressure and 6 E 6 F Quick exhaust valve * Pressure and * For the pressure and operation symbol, indicate the function element triangle at the edge. e E Note) Numerals indicate JISB87 (ISO99). 7
and operator type and operator type double acting double acting E F F 6 E 6 * As stated above, JIS stipulates that this is not required if the relationship to the electrical signal need not be indicated. can be indicated as - -, which is the abbreviation of. PAB spring/pressure centers used together P/A/B connection with manual override all ports closed 0 6 L L G 0 6 * * If the diagram is difficult to read when all symbols are indicated on both ends, separate symbols. double acting 7 E 6 F 6 all ports closed spring/pressure centers 6 H 6 double acting 7 F A/B/R connection used together 6 I 6 all ports block all ports block G H A/B/R connection used together 6 J 6 A/B/R connection I Indirect acting A/B/R pilot manual override 6 K 6 0 0 A/B/R connection P/A/B connection J K Indirect acting A/B/R with manual override 6 L 6 0 0 Note) Numerals are indication of JISB87 (ISO99). 8
and operator type (Proportional control valve) proportional electromagnetic flow control valve A Speed control valve Metering valve Variable metering valve Stop valve Details symbol Simple symbol In simple symbols, operation method and valve's state are not indicated, there is no completely closed status proportional electromagnetic flow control valve (Servo valve) electromagnetic servo control spring/pressure center C G Speed control valve Metering valve With variable needle valve One direction is free flow, while the other direction is controlled flow electromagnetic servo control spring/pressure center 6 H Metering valve with silencer Pressure control valve Relief valve Note) Numerals are indication of JISB87 (ISO99). or general 6 Cylinder and motor Single acting Details symbol Extend type Single rod type Exhaust to atmosphere Pilot operation type relief valve Regulator Nonrelief type Single acting (with spring) () () Single rod type () Rod extended by spring force () Rod retracted by spring force Regulator with relief Double acting () () Single rod type () Double rod type () Pilot operation type regulator Regulator with filter Double acting telescope type Regulator with check valve Cylinder with adjustable stroke (Head end) Cylinder with adjustable stroke (Rod end) Reference: Followed JISB868 names. In JISB098, the head is on the cap side and the rod side is on the head side. Sequence valve Proportional electromagnetic pressure control valve with speed control valve Example of meter-out 9
Tie rod with brake Describe the braking method if required. Driving motor (Excluding electric motor) Air tank Cylinder with end lock () * showing how to release () Head end 8 Air adjustment component () () Rod end Note: Nominal values follow JISB868999. Filter () () General symbols () () With magnet Cylinder with switch Specify a and b contact () () With clogging indicator Non-rotating Filter with drain discharger () () Manual discharge () () Automatic emission Rodless Oil mist separator () () Manual discharge Cylinder with valve Example of push type during energizing () () Automatic emission Micro mist separator () () Manual discharge Air motor direction flow direction rotation type () () Automatic emission direction flow direction rotation type () () Deodorization filter Drain discharger () () Manual discharge Oscillator Pneumatics Constant angle direction oscillation type Drawings of arrows to indicate relationship of the shaft rotation direction and flow direction are optional. Air dryer () () Automatic emission 7 Power and tank Heat exchanger Cooler () () Water cooling type (When not showing water line) Hydraulics (power) source Pneumatics (power) source General symbols General symbols () () Water cooling type (When showing water line) Electric motor () () Air cooling type 0
Lubricator All volume type Selection type Limit switch Can be indicated as follows if drawing could not be misread: Air ejector Since Z 807 Pneumatics adjustment unit The vertical arrow indicates a discharger. Pneumatics counter Details symbol Details symbol Filter with manual discharge valve Nonrelief type regulator An example of direct type lubricator is indicated. Pressure indicator Simple indicator without measurement Oil mist separator for exhaust air Pressure gauge Noise reduction device Differential pressure gauge Oil injector Thermometer 9 Auxiliary components and other components Galvanoscope Pneumatic - hydraulic converter () () Single acting Flow meter () () Continuous type Booster () When pressure ratio : class fluid () Single acting Integrated flow gauge () () Continuous type Rotation speed gauge Booster valve Pressure ratio : Torque gauge Delay valve Alarm (Example) Indicate with a compound symbol based on the (Refer to JISB0-: 00 and JPAS00.) Note: mark is an original JPAS00 symbol. Use is limited to those indicated. Pressure switch Can be indicated as follows if drawing could not be misread: