Simbolo orizzontale | Simbolo verticale | Descrizione |
HLT1R |
VLT1R |
Standard rossa |
HLT1G |
VLT1G |
Standard verde |
HLT1A |
VLT1A |
Standard arancione |
HLT1Y |
VLT1Y |
Standard gialla |
HLT1B |
VLT1B |
Standard blu |
HLT1W |
VLT1W |
Standard bianca |
HLT1C |
VLT1C |
Standard trasparente |