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L21S-21KA1A Datasheet(PDF) 2 Page - SICK AG |
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L21S-21KA1A Datasheet(HTML) 2 Page - SICK AG |
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2 / 6 page  A B C D E F H I J K L M N O P Q R S T L21S-21KA1A, L21E-21KA1A | L21 SINGLE-BEAM PHOTOELECTRIC SAFETY SWITCHES Ordering information System part Type Part no. Sender L21S-21KA1A 6034872 Receiver L21E-21KA1A 6034873 Other models and accessories www.sick.com/L21 Detailed technical data Features Scanning range 0 m ... 10 m Number of beams 1 Optical axis Axial Safety-related parameters Type Type 2 (IEC 61496) 1) Safety integrity level SIL1 (IEC 61508) 1) SILCL1 (EN 62061) 1) Category Category 2 (EN ISO 13849) 1) Test rate (external test) 100 /s (EN ISO 13849) 2) Maximum demand rate ≤ 60 min⁻¹ (EN ISO 13849) 3) Performance level PL c (EN ISO 13849) 1) PFHD (mean probability of a dangerous fail- ure per hour) 1.0 x 10-6 (EN ISO 13849) 1) TM (mission time) 20 years (EN ISO 13849) 1) Only in combination with an appropriate test device, e.g., Flexi Classic or Flexi Soft. 2) The test rate shall not be exceeded. 3) Between two requirements on a safety-related response of the device, at least 100 internal or external tests must be carried out. Interfaces Connection type Male connector M12, 4-pin, straight Fieldbus, industrial network Integration via Flexi Soft safety controller CANopen, DeviceNet™, EtherCAT®, EtherNet/IP™, Modbus TCP, PROFIBUS DP, PROFINET 1) 1) For additional information on Flexi Soft -> www.sick.com/Flexi_Soft. 2 OPTO-ELECTRONIC PROTECTIVE DEVICES | SICK Online data sheet | 2017-09-01 12:26:26 Subject to change without notice |
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