The following modules are available:

Safety-related digital input module EM 8/16 F-DI PROFIsafe

• 16 inputs (SIL2/Cat.3) or 8 inputs (SIL3/Cat.3 or Cat.4)
• Suitable for standard switches and 3/4-wire proximity switches (BEROs)
• Rated input voltage 24 V DC
• 4 short-circuit-proof sensor supplies for 4 inputs each
• External sensor power supply possible
• Group fault display (SF; red LED)
• Fault display for each sensor power supply (Vs1F to Vs4F) is output on the VsF LED and the associated channels
• Status and fault displays per input (dual-color green/red LED)
• Identification data
• Configurable diagnostics
• Can only be operated in safety mode

Safety-related digital input/output module EM 4/8 F-DI, 4 F-DO 2 A

• Inputs
  • 8 inputs (SIL 2/Cat. 3) or 4 inputs (SIL 3/Cat. 3 or Cat. 4)
  • Suitable for standard switches and 3/4-wire proximity switches (BEROs)
  • Rated input voltage 24 V DC
  • 2 short-circuit-proof sensor supplies for 4 inputs each
  • External sensor power supply possible
• Outputs
  • 4 outputs, current sourcing/sinking
  • Output current 2 A
  • Rated load voltage 24 V DC
  • Suitable for solenoid valves, DC contactors and indicator lights
• Group fault display (SF; red LED)
• Fault display for each sensor power supply (Vs1F to Vs2F) is output on the VsF LED and the associated channels
• Status and fault displays per input/output (dual-color green/red LED)
• Identification data
• Configurable diagnostics
• Achievable safety class SIL 3
• Can only be operated in safety mode