The profile and the products 

The advantages of SI 792

  • Flexibility with high security of data and measurement
  • Optimal user interface with graphical status signals
  • Wide choice of sensors and armatures
  • pH, ORP, Conductivity (contacting), Conductivity (inductive), Dissolved Oxygen
  • Two-wire Controller: Supply of power and data with FISCO-bus powered
  • Certified following ATEX II 2(1)G EEx ia IIC T4, C1D2 or C1D1 and CSA
  • We are registered at the FOUNDATION FIELDBUS® organisation.

The advantages of FOUNDATION FIELDBUS® H1

  • Intrinsically Safe Controller
  • Simple and cost effective wiring
  • Number of instruments per segment is related to power consumption (Ex-Zone (EEx ia) max 10)
  • Flexible Topology: Tree, Star or Line
  • FISCO model (Fieldbus Intrinsically Safe Concept)
  • Communication complies with IEC 61158-2 with 31.25 Kbit/s, MBP (Manchaster Coding Bus Powered)
  • PROFIBUS® PA and FOUNDATION FIELDBUS® utilize the same Physical Layer
  • Implementation into PLC Systems via Linking Devices
  • Block structure, see picture below
  • Acyclic data for Alarms, remote operation, configuration and diagnosis
  • Instruments can be hot plugged

Further information

Certificates following FOUNDATION FIELDBUS® Standard:

IT045900              SI 792x P-FF pH/ORP 
IT045600              SI 792x C-FF conductivity (contacting)
IT046000              SI 792x T-FF conductivity (induktive) 8398 Series 
IT045800              SI 792x E-FF conductivity (induktive) 3700 Series
IT045700              SI 792x D-FF dissolved oxygen



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