Bicolor beacons has two notifications. High brightness LEDs, flashing or steady light.
With flashing light unit when two or more alarms are present the color lights up alternatively according to the event occurred. The steady light beacon hasn't this function.
Solid case, strong and totally dustproof and  high-pressure waterproof
High protection class, categories:
2G (Zone 1 and 2)
2D (Zone 21 and 22)

For particular executions please complete the code as following:
GB : Cage guard AISI 304
V7 : Grey RAL 7000 epoxy case 
0M : Cable entries M25x1,5 mm

Example part code: green and red BICOLOR beacon, steady light with type 10 grey case, M25 cable entries and cage guard: TEX10AAF52B/0M/V7/GB