Refurbishment of the control
system for a Frigen refrigeration plant
Engineering and delivery of the complete electrical equipment, incl. software development, commissioning and training of the operators for a Frigen refrigeration plant (screw-type compressors).

Control system:
- S7-400F/FH
Operating and monitoring system:
- WinCC Flexible on Siemens Panel PC for explosive areas
Bus systems:
- Profibus
- Modbus TCP
- Industrial Ethernet
Noteworthy aspects:
- Explosive area
- F-control
- Safety shutdown
- Use of H-Version to ensure high availability
- Modbus TCP connection to Honeywell control system