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Operación de Sistemas Fluid Power and Electrical Graphic Symbols

Fluid Power Graphic Symbols SMCS - 5050

Note: Use this module as a basic reference guide for graphic symbols. Do not use this module as a comprehensive reference guide.

Line Identification

Cerrar SIS

Pantalla anterior

Producto: TRACK-TYPE TRACTOR Modelo: D6D TRACK-TYPE TRACTOR 9FK Configuración: D6D TRACTOR / POWER SHIFT / 9FK00001-UP (MACHINE) POWERED BY 3306 ENGINE

Número de medio -SENR3981-04 Fecha de publicación -01/08/2008 Fecha de actualización -12/08/2008

i03480700

Illustration 1 g01387054

(A) Pressure line

(B) Pilot/Load sensing pressure line

(C) Drain/Return line

of 22D6D TRACTOR / POWER SHIFT / 9FK00001-UP (MACHINE) POWERED BY 3306 ...

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Valve Envelopes

(D) Component line

(E) Attachment line

(F) Air Line

Illustration 2 g01345717(G) One position

(H) Two-position

(J) Three-position



Fluid Storage Reservoirs

Techniques For Crossing and Joining Lines

Illustration 3 g01345911(K) Vented

(L) Pressurized

(M) Return above fluid level

(N) Return below fluid level



Valve Ports

Illustration 4 g01819313(P) Line crossing

(R) Lines joining



Fluid Conditioners

Illustration 5 g01353004(S) Two-way

(T) Three-way

(U) Four way

Illustration 6 g01353011(V) Filter or strainer



Illustration 7 g01386985Separators

(W) Manual drain

(X) Automatic drain


Filter separators

(Y) Manual drain



Basic Component Symbols

(Z) Automatic drain

Illustration 9 g01819355(AA) Pump or motor



Supplemental Component Symbols

(AB) Fluid conditioner

(AC) Control valves

(AD) Spring

(AE) Restriction

(AF) Line restriction

(AG) Two-section pump

(1) Main

(2) Auxiliary

(AH) Adjustable spring

(AJ) Line restriction (variable)

(AK) Variability

Illustration 10 g01819393Energy triangles

(AL) Hydraulic

(AM) Pneumatic



Illustration 11 g01819413Measurement

(AN) Pressure

(AP) Temperature

(AR) Pressure tap

(AS) Flow


(AT) Unidirectional



Pilot Control Symbols

Manual Control Symbols

(AU) Bidirectional

Illustration 13 g01820233Released pressure

(AV) External return

(AW) Internal return

Illustration 14 g01820235Remote supply pressure

(AX) Simplified

(AY) Complete

(AZ) Internal pressure supply

of 22D6D TRACTOR / POWER SHIFT / 9FK00001-UP (MACHINE) POWERED BY 330...


Accumulators

Illustration 15 g01820255(BA) Push-pull lever

(BB) General manual

(BC) Pedal

(BD) Push button

(BE) Spring

(BF) Manual shutoff

Illustration 16 g01353246(BG) Spring loaded

(BH) Gas charged



Combination Controls

Illustration 17 g01820273(BJ) Solenoid or manual

(BK) Solenoid and pilot

(BL) Solenoid, pilot, or manual

Illustration 18 g01629934(CP) Connector (Mechanical Stop)



Electrical Controls

Miscellaneous Controls

Hydraulic, Pneumatic Cylinders

Illustration 19 g01353280(BM) Solenoid

Illustration 20 g01820293(BN) Servo

(BP) Thermal

(BR) Detent



Hydraulic Pumps

Illustration 21 g01353333Single acting

Illustration 22 g01387001Double acting

(BS) Single end rod

(BT) Double end rod


Fixed displacement

(BU) Unidirectional



Hydraulic Motors

(BV) Bidirectional

Illustration 24 g01820298Variable displacement

(BW) Unidirectional

(BX) Bidirectional simplified

(BY) Bidirectional complete

Illustration 25 g01820313Fixed displacement

(BZ) Unidirectional

(CA) Bidirectional



Shutoff Valves

One-Way Check Valves

Illustration 26 g01820314Variable displacement

(CB) Unidirectional

(CC) Bidirectional

Illustration 27 g01820321(CD) Basic symbols

(CE) Manual shutoff valve



Internal Passageways

Illustration 28 g01353434(CF) Basic symbol

(CG) Spring loaded


(CH) Infinite position

(3) Flow in one direction



Pressure Differential Valve

Control Valves

(CJ) Two-position

(4) Flow allowed in either direction

(CK) Three-position

(5) Parallel flow

(6) Cross flow

Illustration 30 g01358506(7) Inlet (X psi)

(8) Outlet (Y psi)



Simple Single Function Circuit

Illustration 31 g01820466(CL) Normal position

(CM) Shifted position

(CN) Infinite Position



Illustration 32 g01358688(9) 45 L/min (12 US gpm)

(10) 17000 kPa (2500 psi)

(11) 450 kPa (65 psi)




(12) Three-position four-way open centered motor spool and pilot controlled directional controlled valve

(13) Combination crossover relief valve and makeup valve (24000 kPa (3500 psi))

(14) Bidirectional motor



(15) Main system relief valve

(16) Pressure reducing pilot controlled valves

(17) Check valve

(18) Gas charged accumulator

(19) Main pump motor (115 L/min (30 us gpm))

(20) Pilot pump motor (19 L/min (5 us gpm))

(21) Pilot filter and bypass valve

(22) Pilot relief valve (2250 kPa (325 psi)

(23) Two positioned two-way pilot system disconnect valve

(24) Tank

Copyright 1993 - 2009 Caterpillar Inc. Todos los derechos reservados. Red privada para licenciados del SIS.

Sat May 2 08:34:26 EST 2009



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