Electrical & Electronic Symbols

Actuators and Electrical Controls Symbols

The actuators and control devices are elements that are activated manually or by different types of external forces, such as those caused by liquids, gases... or effects as magnetism, temperature, frequency, etc.

Symbols of Actuators and Electrical Controls
Symbol Description Symbol Description
Actuator / manual control symbol Actuator / manual control
Generic symbol		 Actuator protected symbol Actuator / manual control protected against rough or accidental handling
Mechanical manual control with lever symbol Mechanical manual control with lever Mechanical control by pedal symbol Mechanical control by pedal
Mechanical control by pushbutton symbol Mechanical control by pushbutton
with automatic return		 Mechanical manual rotary control symbol Mechanical manual rotary control
Mechanical control by shooter symbol Mechanical control by shooter
with automatic return		 Electromagnetic actuator symbol Electromagnetic actuator
Mechanical control by crank symbol Mechanical control by crank Mechanical control by roller or slide symbol Mechanical control by roller or slide
Thermal actuator symbol Thermal actuator
Actuated by temperature effect		 Relay, electromagnetic actuator symbol Relay
Electromagnetic actuator
Actuator level symbol Actuator level
Powered by liquid level		 Emergency actuator symbol Emergency actuator
Actuator by mechanical energy accumulation symbol Actuator by mechanical energy accumulation Symbol of the device activated by pneumatic or hydraulic power Device activated by pneumatic or hydraulic power
Single action
Actuator by counter symbol Actuator by counter
Powered by a number of events or pulses		 Symbol of the device activated by pneumatic or hydraulic power Device activated by pneumatic or hydraulic power
double effect
Fluid actuator symbol Fluid actuator Gas actuator symbol Gas actuator
Actuated by a fluid gas
Proximity control symbol Proximity control
Generic symbol		 Actuator for relative humidity symbol Relative humidity actuator
Contact control symbol Contact control Removable manual control symbol Removable manual control
Mechanical control cam symbol Mechanical control cam Mechanical control key symbol Mechanical control key
Mechanical control handwheel symbol Mechanical control handwheel Electric motor control symbol Electric motor control
Electric clock control symbol Electric clock control Frequency actuator symbol Frequency actuator
Pressure actuator symbol Pressure actuator    
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