| Airport category according to ICAO |
NO CAT |
CAT I |
CAT II |
CAT II/III |
| Maximum number of working sites |
2 |
2 |
4 |
>4 |
| Acoustic alerting |
signal |
voice |
voice |
voice |
| Monitoring and control of power system equipment |
|
|
|
|
| Full monitoring airfield ground lighting |
|
|
|
|
| Connection of meteorological station |
|
|
|
|
| Time synchronization with use of GPS |
|
|
|
|
| Archiving of operational and failure states |
|
|
|
|
| Watching of objects and fire alarm |
|
|
|
|
| Remote servicing supervision |
|
|
|
|
| Monitoring and control of radio-navigation equipment |
|
|
|
|
| Compatibility with the system LMS |
|
|
|
|