Cameron Instruments has announced the intrinsically safe HPC50 series pressure calibrator from Ametek STC – Crystal.
The model 761A pressure calibrator series from Additel measures up to 1,000 psi. Units feature removable internal pressure modules, optional precision models to 0.01%FS, increased speed to pressure, ability to read two external pressure modules, touch screen display, WiFi, Bluetooth, and Ethernet communications and double the original battery life.
The Additel 760 series automatic handheld pressure calibrator, available from SRP control systems, weighs less than 4 lb and contains a built-in pump, precision pressure sensor, internal controller and a large touch-screen color display.
The FieldLab pressure calibrator from Ralston Instruments is said to perform well in Class 1 Division 1 hazardous locations for pressure calibration, testing or validation. There are test modes for high speed logging up to 128 times per second, hydrostatic testing and templates for pressure calibration of pressure transmitters and gauges that the user whether the device being tested passed or not.