Product type: PLC extension module (safety controller); Safety rating: SIL 3 / Cat. 4, PL e (EN ISO 13849-1); Protocol: PROFIsafe F-Host; F-Device capacity: up to 32 PROFIsafe F-Devices; Compatible controllers: AXC F 2152, AXC F 3152; Network: PROFINET or Axioline; Alignment: Left-alignable (not for AXC F 1152)