| Safety Symbol Definitions |
Symbol | Description |
| Direct current |
|
|
| Alternating current |
|
|
| Both direct and alternating current |
|
|
| |
|
|
| Earth (ground) terminal |
|
|
| Protective earth (ground) terminal |
|
|
| Frame or chassis terminal |
|
|
| Terminal is at earth potential (Used for measurement and control circuits designed to be |
| operated with one terminal at earth potential.) |
|
|
| Terminal for Neutral conductor on permanently installed equipment |
|
|
| Terminal for Line conductor on permanently installed equipment |
|
|
| On (supply) |
|
|
| Off (supply) |
|
|
| Standby (supply) |
| Units with this symbol are not completely disconnected from ac mains when this switch |
| is off. To completely disconnect the unit from ac mains, either disconnect the power |
| cord or have a qualified electrician install an external switch. |
| In position of a |
|
|
| Out position of a |
|
|
| Caution, risk of electric shock |
|
|
| Caution, hot surface |
|
|
| Caution (refer to accompanying documents) |
|
|
4