Siemens SICAM RTU - Balanced Interface EIA-485; Balanced Interface EIA-422; Optical Interface (Multimode Fiber Optics) with CM-0821

System Components
SICAM RTUs, SICAM AK 3 User Manual 103
DC2-028-2.03, Edition 07.2016
2.4.1.2.3 Balanced Interface EIA-485
V.11 asynchronous
2.4.1.2.4 Balanced Interface EIA-422
V.11 asynchronous
2.4.1.2.5 Optical Interface (Multimode Fiber Optics) with CM-0821