Controllable road sign (CRS) "Speed limit"

Controllable road sign (CRS) "Speed limit" is intended to advise road users on speed limit. Displayed speed limit range - from 10 km/h to 190 km/h. Speed increment- 10 km/h.
The sign is housed in undismountable metal sealed body to impede unauthorized access.

Overall dimensions, mm: 980х980х107

CRS signs are available in five versions depending on communication device:

• CRS -1 – motherboard - controlled by RS485 interfaceshall beused as independent RS485 network unit or as DIT part.
• CRS-2 – modem- 220V supply control to one of 5 inputs (five fixed user set speed values)
• CRS-3 – GSM/GPRS modem- cellular communication control (GSM / GPRS)
• CRS-4 – LAN modem- LAN or VAN control
• CRS-5 – GSM/GPRS/LAN modem - LAN, VAN or cellular communication control (GSM /GPRS)

Operating modes:

1. Visual display of loaded data as road sign 3.24 graphic image "Speed limit".
2. Download of required speed limit data and display brightness
3. Reading of downloaded data (except CRS-2 design).
4. Signblanking.
5. Glow brightness change:

• under software control (forced);
• day-night mode switch (automatic), except CRS-1 design;
• depending on lighting conditions (automatic).

CRS specifications