BS 4581

Bus system to control electrical actuators
• Control via 2-conductor Profibus DP proto- col
• Control as 3-term step or 4.20mA viaProfibus DP
• Report on limit positions, malfunctions and position via Profibus DP
• Transfer rate 1500 kBits/s with 1000m bus length
Technical data
Power supply: 24V DC / 120mA integrated into drive
Ambient temperature: 0°C...70°C
Type of protection IP 65, DIN VDE 0470
Cable specification: Cable type A for Profibus-DP
Wave impedance: 135 to 165 Ohm with a measurement
frequency of 3 to 20 MHz
Cable capacity: <30pF per metre