49 721 96 58 590 Fax. APT Analog Position Transmitter ATT Analog Torque Transmitter APT ATT Both Position and Torque Motor Contactor. Connect to the device using.
Profibus DP Dual Channel.
Profibus networks 1 topologies of simatic net profibus networks 2 network configuration 3 active components 4 cables for profibus rs 485 networks 5 bus connectors and. PROFIBUS PA - Technical guideline Author. The document starts with an introduction to fieldbus and PROFIBUS for those that are not familiar with these technologies. The two wires are a twisted pair similar to the usual 4-20 mAmp wiring used for conventional devices.