The Proteus barometer displays measurements in a wide range in inches of mercury (27.5" to 31.5") as well as kilopascals (93.2 to 106.7) It is accurate to +/- 0.08 inches of mercury. Maximum altitude is 10,000 ft.
The standard brass case (6-1/2" OD, 2-3/4" deep) is available with a choice of either spun aluminum face (4-3/4" OD) and black numerals, or matte black with white numerals. For an added charge (see drop down menu), a satin nickel or chrome case is available.
For best performance, please specify your altitude when ordering as barometers are coarse-adjusted for elevation at the factory.
Maximum instruments are manufactured to the highest standards of technical precision. Each instrument features professional quality movements with accuracy that has been proven in many commercial applications, and a timeless, classic appearance that fits beautifully into any room decor. All Maximum instruments carry a 5 year warranty!