Loop Calibrators

The UPS III is a rugged and extremely compact loop calibrator.  Measuring 3 in x 5 in (77 mm x 129 mm) and weighing just 9.7 oz (275 gr), it fits comfortably in a shirt pocket.  It is an essential tool for loop testing, instrument maintenance and valve set-up, with an easy to read display and simple to use time saving features.