I. Overview Sperry PSI8031 Phase Sequence and Open Phase Indicator (hereinafter referred to be as PSI8031) is a handheld battery powered instrument, widely used to identify phase orientation of three-phase industrial equipments and motor rotation direction.
• Always switch off the instrument before opening the battery compartment cover for battery replacement. • It is required to remove testing lead from the power and PSI8031 prior to replacing the battery CAUTION: Specifies the conditions and actions that may cause damage to PSI8031.
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(eg: R, S and T terminals of three-phase instrument). c. The power button of the PSI8031 is a momentary switch. The power button must be held down to perform a test. Pressing down on the power button should cause the Power LED indicator to illuminate. Releasing the power button should cause the Power LED indicator to turn off.
• Make sure you know clearly precise calibration procedures and function tests, and read enough maintenance information • Do not use corrosive or solution since those substances will cause damage to the chassis of PSI8031 • Prior to cleaning, remove all testing leads from PSI8031...
Lifetime Limited Warranty Limited solely to repair or replacement; no warranty of merchantability or fitness for a particular purpose. Product is warrantied to be free of defects in materials and workmanship for the normal life of the product. In no event Sperry Instruments be liable for incidental or consequential damage. Sperry Instruments 800-645-5398 Menomonee Falls, WI 53051...