The Iso-Gard® Series D microprocessor controlled line isolation monitor (LIM) is included as standard equipment in all Square D® isolation panels.This LIM is also available as a replacement unit for older LIMs, is a direct replacement for all previous Square D LIMs, and is electrically compatible with all hospital isolated power systems.

Automatic and manual self-test and self-calibration reduces the frequency of required periodic testing.

• Digital and analog display
• Unique audible alarm that will not be confused with other equipment
• UL component recognized and CSA classified
• Microprocessor controlled circuitry for highest accuracy and stability