Pepperl Fuchs LA28/LK28-FC-Z/31/116 – Fire protection thru-beam sensor. Compact fire protection…

Fire protection thru-beam sensor. Compact fire protection photoelectric sensor for safety devices on fire barriers, Approval in accordance with VdS Test Report FSA and externally monitored manufacture (Ü Symbol), Not sensitive to ambient light, even with switched energy saving lamps, Light source: LED, 660 nm and IRED, 880 nm, Light type: modulated visible red light and modulated infrared light, Control elements: Light-on/dark-on changeover switch ; Time adjuster, Operating voltage: 12 ... 240 V AC/DC. Effective detection range: 0 ... 10 m. Threshold detection range: 10 m. Light source: LED, 660 nm and IRED, 880 nm. Light type: modulated visible red light and modulated infrared light. Alignment aid: LED red (in receiver lens)illuminated constantly: beam is interrupted,flashes: reaching switching point,off: sufficient operating reserve. Diameter of the light spot: approx. 0.2 m at 10 m. Opening angle: Emitter 1.2°,Receiver 5°. Ambient light limit: 50000 Lux. MTTFd: 490 a. Mission Time (TM): 20 a. Diagnostic Coverage (DC): 0 %. Operation indicator: LED green. Function indicator: LED yellow:1. LED lit constantly: signal > 2 x switching point (operating reserve)2. LED flashes: signal between 1 x switching point and 2 x switching point3. LED off: signal < switching point. Control elements: Light-on/dark-on changeover switch ; Time adjuster. Operating voltage: 12 ... 240 V AC/DC. Power consumption: ≤ 3.5 VA. Switching type: light/dark on, switchable . (selectable, light/dark switching is only activated if the receiver has 'dark on' selected.). Signal output: Relay, 1 alternator. Switching voltage: max. 250 V AC/DC. Switching current: max. 2 A. Switching power: DC: max. 50 W AC: max. 500 VA. Switching frequency: 25 Hz. Response time: 20 ms. Timer function: ON delay (GAN), OFF delay (GAB), one shot (IAB), ON delay-OFF delay (GAN-GAB), programmableadjustment range 0.1 ...10 s. Standards: EN 60947-5-2 smoke insensitive up to 2 dB/m ( EN 54-12 ). Protection class: II, rated insulation voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 Output circuit insulated from control circuit in accordance with IEC 61140.Caution!The protection class 2 is only valid when the terminal compartment is closed.. CCC approval: Certified by China Compulsory Certification (CCC). Approvals: VdS/DIBt certificate of compliance No. 25021 , approval number Z-6.510-2383. Ambient temperature: -40 ... 60 °C (-40 ... 140 °F). Storage temperature: -40 ... 60 °C (-40 ... 140 °F). Relative humidity: 30% ... 85% non-condensing ; Non-icing. Degree of protection: IP64. Connection: terminal compartment with 8 spring-loaded terminals for wire cross section 0.5 ... 1.5 mm2 , Insulation stripping 7.5 ... 8.5 mm , M16 x 1.5 cable gland. Material: . HousingplasticOptical facePlastic pane: . Housing: plastic. Optical face: Plastic pane. Mass: 200 g (emitter and receiver). Dimensions: . Height88 mmWidth25.8 mmDepth65.5 mm: . Height: 88 mm. Width: 25.8 mm. Depth: 65.5 mm

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