WebFeatures. Set point, proportional valve opening, and reset changes are made with simple dial knob controls. Few moving parts are used. A knife-edged driver bearing in the sensor and the plated brass instrument case ball bearing for the torque tube rotary shaft help to provide low-friction operation. Available in a variety of orientations and ... WebController Action Controller action is “Direct Acting” when the output signal increases as the liquid level rises on the displacer. In “Reverse Acting,” the output signal decreases as the liquid level increases on the displacer. Proportional Band Proportional Band or Span is the ratio of the dis-placer length used versus the total ...
Fisher L2 and L2sj Liquid Level Controllers - puffer.com
http://keycontrols.com.ar/wp/wp-content/uploads/2014/03/Norriseal-Controlador-de-nivel-serie-1001.pdf WebAnderson Greenwood Series 200/400/500/700/800 Pilot Operated Relief Valves. Emerson. Pressure Relief & Safety Valves. Crosby OMNITRIM Pressure Relief Valves. Emerson. Pressure Relief & Safety Valves. Anderson Greenwood Direct Spring Operated Pressure Relief Valves Series 60/80. Emerson. Pressure Relief & Safety Valves. graham\u0027s nursery bradford pa
Fisher L2 and L2sj Liquid Level Controllers - Spartan …
WebImproved L2 Level Controller. 3 natural gas Note: Fisher™™ L2sj is only direct acting and is recommended for liquid-gas with a 1-7/8” diameter displacer where the liquid level does not need to be controlled in <6” level band. Not recommended for use in liquid-liquid interface service. Web1. Consult your Fisher sales office about gauges in other units. 2. Control and stability may be impaired if this pressure is exceeded (except Type 2503 or 2503R controller without proportional valve). 3. Except Type 2503 or 2503R controller, which bleeds only when relay is open at exhaust position. 4. At zero or maximum proportional band or ... http://gco-llc.com/mec/user_manuals/Fisher/Level-Trol%202500.pdf graham\\u0027s organic meats