Safety light curtains
C4000 Standard / Sender-receiver pair

Attention: The product has been discontinued and is no longer available to order. Successor information can be found here.
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    • Features
      ApplicationNormal industrial environment
      System partSender-receiver pair
      Resolution14 mm
      Scanning range10 m
      Protective field height900 mm
      Response time17 ms 1)
      SynchronizationOptical synchronisation
      • 1) Without beam coding, without blanking, no cascaded systems. Other response times see operating instructions.
    • Safety-related parameters
      TypeType 4 (IEC 61496-1)
      Safety integrity level

      SIL3 (IEC 61508)

      SILCL3 (EN 62061)

      CategoryCategory 4 (EN ISO 13849)
      Performance levelPL e (EN ISO 13849)
      PFHD (mean probability of a dangerous failure per hour)

      15 * 10-9 (EN ISO 13849)

      43 * 10-9 (EN ISO 13849)

      63 * 10-9 (EN ISO 13849)

      TM (mission time)20 years (EN ISO 13849)
      Safe state in the event of a faultAt least one OSSD is in the OFF state.
    • Functions
      FunctionsDelivery status
      Protective operation
      Restart interlockExternal
      External device monitoring (EDM)



      Beam codingUncoded
      Configurable scanning range0 m ... 2.5 m / 2 m ... 8 m
      Fixed blankingDeactivated
      Floating blankingDeactivated
      Safe SICK device communication via EFI
    • Functions in combination with UE402
      Operating mode switching
      PSDI mode
    • Interfaces
      System connectionHirschmann male connector M26, 12-pin
      Direction of cable connectionStraight
      Conductor cross-section0.75 mm²
      Permitted cable length50 m 1)
      Configuration connectionFemale connector M8, 4-pin
      Configuration methodPC with CDS (Configuration and Diagnostic Software)
      Display elements7-segment display
      Fieldbus, industrial network
      Integration via Flexi Soft safety controllerCANopen 2)
      Modbus TCP
      Integration via EFI gatewaysCANopen 3)
      • 1) Depending on load, power supply and wire cross-section. The technical specifications must be observed.
      • 2) For additional information on Flexi Soft ->
      • 3) For a suitable EFI-gateway see modules and gateways in the accessory section of connection systems.
    • Electrical data
      Protection classIII (IEC 61140)
      Supply voltage VS24 V DC (19.2 V ... 28.8 V) 1)
      Residual ripple≤ 10 % 2)
      Output signal switching devices (OSSDs)
      Type of output2 PNP semiconductors, short-circuit protected, cross-circuit monitored 3)
      ON state, switching voltage HIGH24 V DC (VS – 2.25 V DC ... VS)
      OFF state, switching voltage LOW≤ 2 V DC
      Current-carrying capacity per OSSD≤ 500 mA
      • 1) The external voltage supply must be capable of buffering brief mains voltage failures of 20 ms as specified in EN 60204-1. Suitable power supplies are available as accessories from SICK.
      • 2) Within the limits of VS.
      • 3) Applies to the voltage range between –30 V and +30 V.
    • Mechanical data
      DimensionsSee dimensional drawing
      Housing cross-section48 mm x 40 mm
      Housing materialAluminum extruded profile
      Weight1,990 g / 1,960 g
    • Ambient data
      Enclosure ratingIP65 (EN 60529)
      Ambient operating temperature0 °C ... +55 °C
      Storage temperature–25 °C ... +70 °C
      Air humidity15 % ... 95 %, Non-condensing
      Vibration resistance5 g, 10 Hz ... 55 Hz (EN 60068-2-6)
      Shock resistance10 g, 16 ms (EN 60068-2-27)
    • Other information
      Wave length950 nm
    • Classifications
      ECl@ss 5.027272704
      ECl@ss 5.1.427272704
      ECl@ss 6.027272704
      ECl@ss 6.227272704
      ECl@ss 7.027272704
      ECl@ss 8.027272704
      ECl@ss 8.127272704
      ECl@ss 9.027272704
      ECl@ss 10.027272704
      ECl@ss 11.027272704
      ETIM 5.0EC002549
      ETIM 6.0EC002549
      ETIM 7.0EC002549
      ETIM 8.0EC002549
      UNSPSC 16.090146171620

    Technical drawings

    C40S-0901CA010, C40E-0901CD010
    Dimensional drawing
    C40S-0901CA010, C40E-0901CD010
    Connection diagram C4000 safety light curtain to UE10-3OS safety relay
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