Dwyer OLS-11 Optitrol Optical Level Switch is a versatile product suitable for various applications. It operates at temperatures up to 200°F (93.3°C) for process and 175°F (79.4°C) for ambient conditions. With a power requirement of 10 to 28 VDC and an output signal of Vout (max.) = 28 VDC, it ensures efficient performance. The switch is compatible with noncoating liquids and can be mounted horizontally or up to 45° from horizontal. It features a 1/2" male NPT process connection and offers a repeatability of ±0.02" (0.5 mm). The Dwyer OLS-11 has a pressure limit of 200 psig (13.8 bar) and a current consumption of 35 mA max.