ABB AC 800M User Manual page 103

Section 4 Commissioning of PROFIBUS equipment
increase the distance covered by a PROFIBUS network to 10 km (two-wire cable
and 93.75 kBit/s) and the number of stations to 127 (with a maximum of 32 bus
connections per segment).
Please find detailed information in the manufacturer's product description and
operating instructions.
Figure 37. Repeater
Also the Redundancy Link Module RLM 01 has repeater functionality.
3BDS009029R5001 B
Active network terminator and repeater
103