Leuze electronic RK 72 Retro-reflective photoelectric sensors Dimensioned drawing 0…6m 12 - 30 V DC z Slim construction with glass lens and robust metal housing for protection against envi- ronmental influences z LEDs as switching state indicators z Output is short-circuit proof and polarity reversal protected, thus guaranteeing risk- less commissioning z Mounting holes and M4 threads for fast front side mounting z Connection via M12 connector, plug or cable A Indicator diode B Optical axis Electrical connection ISO 9001 IP 67 Accessories: (available separately) z Mounting systems (BT 92) z M12 connectors (KD …) z Ready-made cables (KB …) Leuze electronic GmbH + Co. KG Post-box 1111 D-73277 Owen-Teck Tel. +49 7021 5730 RK 72… - 04 www.leuze.de We reserve the right to make changes • 72_b01e.fm Leuze electronic RK 72 Specifications Tables Reflectors Operating Optical data range 1) Typ. operating range limit (TK(S) 100x100) 0… 6m 2) Operating range see tables 1 TK(S) 100x100 0.1 … 4m Light source LED (modulated light) 2 MTK(S) 50x50 0.1 … 3.5m Wavelength 880nm (infrared) 3 TK(S) 30x50 0.1 … 2.5m Timing 4 TK(S) 20x40 0.1 … 2m Switching frequency 100Hz 5 Tape 2 100x100 0.1 … 3m Response time 5ms 10.1 4 6 Electrical data Operating voltage U 12 … 30VDC (incl. residual ripple) 20.1 3.5 5 B Residual ripple ≤ 15% of U 30.1 2.5 3 B Bias current ≤ 50mA 40.1 2 2.5 Switching output PNP or NPN transistor output 50.1 3 3.5 Function characteristics light/dark switching by reversing the polarity Signal voltage high/low ≥ (U -3V)/≤ 2V B Operating range [m] Output current max. 100mA Typ. operating range limit [m] Indicators TK … = adhesive LED red light path free TKS … = screw type LED red flashing no performance reserve Tape 2 = adhesive Mechanical data Housing diecast Weight 150g Optics glass lens Connection type M12 connector 4-pin, plug 4-pin or cable (cross section 4x0.25mm²) Diagrams Environmental data Typ. response behaviour (TKS 100x100) Ambient temp. (operation/storage) -20°C … +60°C/-30°C … +70°C 3) 150 Protective circuit 2, 3 Protection class IP 67 100 y2 LED class 1 (acc. to EN 60825-1) 50 1) Typ. operating range limit: max. attainable range without performance reserve 0 2) Operating range: recommended range with performance reserve -50 3) 2=polarity reversal protection, 3=short circuit protection y1 -100 -150 0123456 7 Distance x [m] y2 y1 x Order guide Remarks Selection table Order code Î Equipment Ð Light source infrared zzzzz Connection cable 2m zz cable 5m z cable 6m M12 z standard plug 4-pin z Indicator LED top of housing zzzzz Features light/dark by reversing the polarity zzzzz RK 72… - 04 0606 RK 72/2 Part No. 500 00396 RK 72/4 Part No. 500 00413 RK 72/4,5000 Part No. 500 00415 RK 72/4 L Part No. 500 17372 RK 72/4 S Part No. 500 00419 Misalignment y [mm]