IEC 60878 5007

"ON" (power)

To indicate connection to the mains, at least for mains switches or their positions, and all those cases where safety is involved

• Note 1 – The meaning of this graphical symbol depends upon its orientation
• Note 2 – See also symbol 5264

IEC 60878 5008

"OFF" (power)

To indicate disconnection from the mains, at least for mains switches or their positions, and all those cases where safety is involved

Note – See also symbol 5265

IEC 60878 5009

Stand-by

To identify the switch or switch position by means of which part of the equipment is switched on in order to bring it into the stand-by condition

IEC 60878 5104

Start (of action)

To identify the start button

Note – See also symbols 5177 and 5639

IEC 60878 5178

Fast stop

To identify the control by means of which for example a process, a programme, a tape is stopped without significant delay

• Note 1 – This means stopping either by electrical or mechanical disconnection.
• Note 2 – On audio video equipment, the symbol 5110B is preferred alternative and should be used in combination with any of the symbols 5107B, 5108B, 5111B and 5124B

IEC 60878 5111A

Pause; interruption

To identify the control or the indicator which stops operation intermittently and keeps the equipment in operating mode

IEC 60878 5090

Telephone; telephone adapter

To identify the terminals to which a telephone adapter is to be connected, and to identify telephone booths

IEC 60878 5004

Variability

To identify the control device by means of which a quantity is controlled. The controlled quantity increases with the figure width

Note 1 – Only the linear version is given since the radius of the base of the curved version depends on the diameter of the control concerned. The curved version is shown in ISO 7000-1364

IEC 60878 5495

Return to an initial state

To identify the control which returns a device to its initial state

IEC 60878 5503

General cancel

To identify the control to cancel any of the services previously activated

IEC 60417-6334A

Selection; affirmative acknowledgement; success; ACK

To identify the control to acknowledge affirmatively and to indicate the status of acknowledgement, or to indicate the successful status.

IEC 60878 1326

Acknowledged

To identify the control for Acknowledged

IEC 60878 0794

Input; Entrance

To identify an entrance, for example, exhaust gas entry
for measurement (for example of CO- value).

IEC 60878 0795

Output; Exit

To identify an exit, for example of an hydraulic pump.

IEC 60878 5264

"ON" for a part of equipment

To indicate the "ON" condition for a part of equipment, if the symbol 5007 cannot be used, for example, to identify the "ON" position of a switch.

IEC 60878 5265

"OFF" for a part of equipment

To indicate the "OFF" condition for a part of equipment, if the symbol 5008 cannot be used, for example, to identify the "OFF" position of a switch.

IEC 60878 5266

Stand-by or preparatory state for a part of equipment

To indicate the stand-by or preparatory state for a part of equipment, if the symbol 5009 cannot be used, for example, to identify the "STAND-BY" position of a switch.

IEC 60417-5111B

Pause; interruption

To identify the control or the indicator which stops operation intermittently and keeps the equipment in operating mode

IEC 60417-5110B

Stop

To identify the control or the indicator to stop the active function

Note: This means stopping either by electrical or mechanical disconnection

IEC TR 60878-5570

Unlocking

To identify on a control that a function is not locked or to show the unlocked status.

IEC TR 60878-5569

Locking, general

To identify on a control that a function is not locked or to show the unlocked status.