Combined signal device | Horn/flashing beacon LED | Intrinsically safe | explosion-protected | Type : YL4/ISC/T4/R/RN | Enclosure material : ABS, flame retardant | Enclosure colour : red normal | Dome material : Polycarbonate, prismatic | AC rated operational voltage : 0 V | DC rated operational voltage : 24 V | Lamp : LED | Lens colour : Red | Flash rate : 1 Hz | Number of lamps : 8 | Volume control : 15 dB (A) adjustment | IP degree of prot. (IEC 60529): IP65 | Application range (zones) : 0 , 1 , 2 2, 0 21 | Gas explosion protection : II 1 G Ex ia IIC T4 Ga | Dust explosion protection : II 1 D Ex ia IIIC T190 °C Da | min. ambient temperature : -25 °C | max. ambient temperature : +40 °C | Min. service temperature : -25 °C | Max. service temperature : +40 °C | part material : Provided | Cable glands and entries : Can be ordered as accessories | Stopping plugs : without | For further information, see : r-stahl.com WebCode YL4SI
