Sitron Piezoresistive Ceramic Pressure Sensor STD81

The STD81 features a piezoresistive ceramic sensor and a rotatable 5 digit LCD display that permits the user to visualize the variation of either the level or the pressure of the process by value, percentage or a real time graph. The STD series provides a 4…20mA analog signal with superimposed HART communications protocol, programmable Zero/Span adjustment, decimal point, damping and display mode parameters via three programmable buttons. Optional Accessories: TR202 Relay Digital readout + 2X active relays/ 1X F.S. Relay + passive 4…20mA out Applications General applications Compressors and Pumps Sanitary process and control Refrigeration, HVAC and boilers Industrial hydraulic machinery Transportation, marine, rail equipment