VMS employ a wide range of communication protocols to meet the requirements of the installation.

These include:

  • NMCS2
  • UTMC
  • GPRS
  • TCP / IP
  • Paknet
  • RS485
  • RS232
  • Licence-free radio

All in-sign communications use the industry standard CAN-bus protocol.

Variable Message Signs

Monkton Business Park, Mill Lane, Hebburn, Tyne and Wear, NE31 2JZ, UK. Tel: +44 (0)191 423 7070
Griffin Lane, Aylesbury, Buckinghamshire, HP19 8BP, UK. Tel: +44 (0)1296 673000

Hill & Smith Ltd trading as Variable Message Signs |  Registered in England No: 01270322 | Registered office: Westhaven House, Arleston Way, Shirley, Solihull, West Midlands, B90 4LH