Pepperl+Fuchs Intrinsic Safety Barriers

Choose a subcategory:
Show all categories
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters
  • Output for 4 mA ... 20 mA or 1 V ... 5 V
  • Sink or source mode
  • Housing width 12.5 mm
  • Up to SIL 2 acc. to IEC 61508
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters and current sources
  • Signal splitter (1 input and 2 outputs)
  • Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V
  • Terminal blocks with test sockets
  • Up to SIL 2 acc. to IEC 61508
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters and current sources
  • Signal splitter (1 input and 2 outputs)
  • Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V
  • Terminal blocks with test sockets
  • Up to SIL 2 acc. to IEC 61508
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters and current sources
  • Signal splitter (1 input and 2 outputs)
  • Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V
  • Terminal blocks with test sockets
  • Up to SIL 3 acc. to IEC 61508
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters and current sources
  • Output for 4 mA ... 20 mA or 1 V ... 5 V
  • Sink or source mode
  • Line fault detection (LFD)
  • Housing width 12.5 mm
  • Up to SIL3 acc. to IEC 61508
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters and current sources
  • Output for 4 mA ... 20 mA or 1 V ... 5 V
  • Sink or source mode
  • Line fault detection (LFD)
  • Housing width 12.5 mm
  • Connection via spring terminals
  • Up to SIL3 acc. to IEC 61508
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input for 2-wire SMART transmitters and current sources
  • Output for 4 mA ... 20 mA or 1 V ... 5 V
  • Sink or source mode
  • Housing width 12.5 mm
  • Connection via spring terminals
  • Up to SIL 2 acc. to IEC 61508
  • 1-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Thermocouple, RTD, potentiometer or voltage input
  • Current output 0/4 mA ... 20 mA
  • Sink or source mode
  • Configurable by PACTware
  • Line fault (LFD) and sensor burnout detection
  • Up to SIL 2 acc. to IEC 61508/IEC 61511
  • 1-channel isolated barrier
  • 115 V AC supply
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz ... 5 kHz
  • 2 relay contact outputs
  • Start-up override
  • Configurable by keypad
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC 61508/IEC 61511
  • 2-channel isolated barrier
  • 115 V AC supply
  • Dry contact or NAMUR inputs
  • Passive transistor output, non-polarized
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC 61508
  • 1-channel isolated barrier
  • 115 V AC supply
  • Dry contact or NAMUR inputs
  • Relay contact output
  • Fault relay contact output
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC 61508/IEC 61511
  • 2-channel isolated barrier
  • 115 V AC supply
  • Dry contact or NAMUR inputs
  • Latching relay contact output
  • Line fault detection (LFD)

kfa6

  • Operating temperature range: from -40 to 85 °C
  • Weight: from 0.1 to 0.5 kg
  • Sizes: from 50 to 120 mm
  • Power supply: 230 V AC, 24 V DC
  • 1-channel isolated barrier
  • 230 V AC supply
  • Dry contact or NAMUR inputs
  • Relay contact and transistor output
  • Adjustable output timer functions from 10 ms ... 60 min
  • Input frequency up to 80 Hz- pulse divider up to 1 kHz
  • Reset function
  • Configurable by keypad
  • Line fault detection (LFD)
  • 1-channel isolated barrier
  • 230 V AC supply
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz ... 5 kHz
  • 2 relay contact outputs
  • Start-up override
  • Configurable by keypad
  • Line fault detection (LFD)
  • Up to SIL 2 acc. to IEC 61508/IEC 61511
  • 1-channel signal conditioner
  • 230 V AC supply
  • Level sensing input
  • Adjustable range 1 k Omega- ... 30 k Omega-
  • Relay contact output
  • Minimum/maximum control
  • 1-channel signal conditioner
  • 230 V AC supply
  • Level sensing input
  • Adjustable range 5 k Omega- ... 150 k Omega-
  • Relay contact output
  • Minimum/maximum control
  • 1-channel signal conditioner
  • 230 V AC supply
  • Level sensing input
  • Adjustable range 1 k Omega- ... 150 k Omega-
  • Relay contact output
  • Fault relay contact output
  • Adjustable time delay up to 10 s
  • Minimum/maximum control
  • Line fault detection (LFD)
  • 2-channel signal conditioner
  • 230 V AC supply
  • Level sensing input
  • Adjustable range 1 k Omega- ... 150 k Omega-
  • Relay contact output
  • Adjustable time delay up to 10 s
  • Minimum/maximum control
  • Line fault detection (LFD)
  • 1-channel isolated barrier
  • 230 V AC supply
  • Level sensing input
  • Adjustable range 1 k Omega- ... 150 k Omega-
  • Relay contact output
  • Fault relay contact output
  • Adjustable time delay up to 10 s
  • Minimum/maximum control
  • Line fault detection (LFD)
  • 2-channel isolated barrier
  • 230 V AC supply
  • Dry contact or NAMUR inputs
  • Passive transistor output, non-polarized
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC 61508
  • 2-channel signal conditioner
  • 115/230 V AC supply
  • 3-wire PNP/NPN sensor or push-pull input
  • Relay contact output
  • DIP switch selectable functions
  • Minimum/maximum control
  • Up to SIL 2 acc. to IEC 61508
  • 2-channel
  • 115/230 V AC supply
  • 3-wire PNP/NPN sensor or push-pull input
  • Relay contact output
  • DIP switch selectable functions
  • Minimum/maximum control
  • Up to SIL 2 acc. to IEC 61508
  • 1-channel isolated barrier
  • 230 V AC supply
  • Dry contact or NAMUR inputs
  • Relay contact output
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC 61508/IEC 61511
  • 1-channel isolated barrier
  • 230 V AC supply
  • Dry contact or NAMUR inputs
  • Relay contact output
  • Fault relay contact output
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC 61508/IEC 61511
  • 2-channel isolated barrier
  • 230 V AC supply
  • Dry contact or NAMUR inputs
  • Relay contact output
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC 61508/IEC 61511