Sbem manufactures 100% indigenous level measuring instruments since 1978 as one of first ssis to obtain iso certification in india. The latest from the company is model 137pnp pneumatic controller. The pneumatic controllers are available with salient features like level controller using float magnetically coupled to pneumatic control mechanism; pneumatic pressure output proportional to directly/inversely level; variety of floats for extended nozzles lengths, variable control range; used for liquids with high density; and bellows assembly for pivot protection from suspended solids/metal parts/particles. The model 137 pnp pneumatic controllers are useful for applications like control of pneumatic valves, dampers and actuators in process control; and crude, refined oil storage tanks, edible oil, and water duties liquids. This pneumatic controllers are available with technical specifications like 0°c to 70°c ambient temperature, 0°c to 300°c operating temperature; 0.8-1.2 kg/cm³ density; 1.4 kg/cm² [minimum], 2.0 kg/cm² [maximum] input air pressure; 0.2-1.0 kg/cm² output air pressure; 1/8" npt [f], ¼"bsp [f] input/output port; and square flange [standard], slip on flanges [optional] process connection.
