Polltech Instruments offers Microprocessor Based Digital Pressure Calibrator. Polltech Instruments also manufactures various types of duct and stack monitoring system, workplace monitoring instruments, pressure and flow instruments, radiation monitoring instruments etc. The Microprocessor Based Digital Pressure Calibrator, Model PSI-PC 1, finds an application in operation and control of most industrial processes. The Microprocessor Based Digital Pressure Calibrator has highly stable, temperature compensated pressure sensors and advanced multipoint linearization software to provide excellent accuracy of +/-0.1% FS. This Digital Pressure Calibrator has 11 pressure units, peak hold function and auto zero key. This Digital Pressure Calibrator can be provided with data transfer facility to PC.