See Littelfuse Commercial Vehicle Products Products
Axioline F - Analog input module - Analog inputs: 4 - 0 mA ... 20 mA - 4 mA ... 20 mA - -20 mA ... 20 mA - connection method: 2 - 3 - 4-wire - transmission speed in the local bus: 100 Mbps - integrated sensor supply - degree of protection: IP20 - including bus base module and Axioline F connectors