it automatically switches to resistance or ohm measurement
Simple implementation of ON/OFF schedule
Block function to group stations and consolidate large systems
Made from a heavy-duty plastic case
Intermatic - FF2H - Spring Wound Countdown Timer, Commercial, Silver VAC it automatically switches to resistanceSpec Sheet Install Manual Intermatic FF2H Spring Wound Countdown Timer, Commercial, 125 277 VAC, 50 60 Hz, SPST, 2 Hour Max, Without Hold, Silver The FF Series Commercial Countdown Timers are designed to replace any standard wall switch and do not require electricity to operate. These energy efficient switches automatically limit the ON times for fans, lighting, motors, heaters, and other energy consuming loads. A commercial "brushed metal" look plate