2.3.6. |
"Closed-circuit tell-tale" means a visual (or any equivalent signal) indicating that a device has been switched ON, but not indicating whether it is operating correctly or not. |
a0c0 |
2.3.6. |
"Closed-circuit tell-tale" means a visual (or any equivalent signal) indicating that a device has been switched ON, but not indicating whether it is operating correctly or not. |
a0c0 |