MAIN CHARACTERISTICS bezel material CHROMIUM PLATED METAL enclosure type WEATHERPROOF ENCLOSURE DUST AND OIL RESISTANT INDOOROUTDOOR range of product K COMPLEMETARY CHARACTERISTICS accessory / separate part destination NON ILLUMINATED PUSHBUTTON cap/operator or lens colour BLACK contacts type and composition WITHOUT CONTACT BLOCK operator position information 3 POSITIONS operator profile STANDARD KNOB operator profile 1 PROJECTING PUSHBUTTON size 30 MM type of operator MAINTAINED