FeaturesAdjusting the set point, the zero and span of the process pointer, and switching between direct and reverse action are accomplished quickly and without special tools.A 4195K series controller can be mounted directly on the actuator or it can mount on a pipestand, wall, or in a panel.The simple design and low mass of internal parts allow a 4195K series controller to withstand the vibration levels encountered in most plant environments.The relay and nozzle design reduces steady-state air consumption to as low as 0.09 m3/hr (3.5 scfh); less than the 6 scfh requirements set for the oil and gas industry by the US Environmental Protection Agency (New Source Performance Standards SubparTough, plastic housing resists such corrosive environments as chemical plants and the salt spray atmosphere on an offshore oil platform.
