5700 Series
GM International


HART Multiplexer System

The new SIL 3 certified G.M. International HART interface system drastically reduces the complexity and cost of HMS installations; compared to the current state-of-theart HART interface solutions on the market, GMI HART System significantly cuts the number of multiplexer modules required and increases the speed of communication to 115.200 bps.

D5700 series


  • Reduced foot print, high density, 256 ch.
  • Increased architecture ability: 63 configurable addresses
  • Faster data acquisition: 115.200 Baud speed
  • Reduced wiring, slaves are not required
  • High reliability, critical environments: certified -40° to +70° C
  • Higher resiliance, channel to channel isolation
  • Data guaranteed by 3rd party, SIL 3 TÜV certification
  • Current & valid standard, certified IEC 61508:2010, Ed.2
  • Lower cost of ownership, certified for 20 years operation

HART Communication Protocol


By eliminating the need to use slaves the G.M. International Hart multiplexer solution offers an innovative and low-cost solution for HART maintenance station projects.

Each 5700 HART Mux supports up to 256 HART signals with sufficient communication speed thanks to a baud rate increased to 115.200 bps.

Find outD5700 product range



  • Reduced number of components
  • Reduced wirings and complexity
  • Reduced spare parts inventory
  • Increased performances
  • Multidrop up to 16.128 Channels
  • SIL 3 certification
  • Hart 7 compatible


  • FDT Container compatible with Hart Maintenance Software
  • Pactware 4.1, 5.0.4, PACTware Consortium
  • Field Mate (Yokogawa)
  • Asset Vision Basic DAT200 (ABB)
  • ABB Ability field information manager DCS Software "System 800xA" version RU2, ABB
  • Hart Master (OPC Server), FieldComm Group
  • FieldCare (SFE500), Endress+Hauser
  • Further compatibility test can be performed on request

Find out the 5700 product range