The Limitless™ product line combines the best of MICRO SWITCH™ limit switches with the latest commercial, off-the-shelf wireless technology. The Limitless™ Series is especially beneficial for remote monitoring applications where wiring or wire maintenance is not physically possible or economically feasible. Combining this greater flexibility with proven harsh-duty packaging can result in increased efficiencies and improved safety for machines, equipment, OEMs, and operators. WLS Series Heavy-Duty Wireless Limit Switch Features: Reliable, flexible, and secure wireless transmission ? Up to 305 m [1000 ft] communication range ? Sealed to IP67 ? NEMA 1, 3, 4, 6, 6P, 12, 13 ? EN 50041 die-cast metal enclosure (may be back mounted) ? Over 15 side rotary actuators; pin/roller plunger, side/top rotary, cat whisker, wobble stick, side shaft eyelet pull, maintained/momentary side plunger, and cable pull operating heads ? Direct or remote mount antenna options ? Radio (license-free and global): WPAN 802.15.4; 2.4 GHz point-to-point ? FCC 15, IC, ACMA & ETSI ? EMI immunity