ESP lets to handlingFire Alarm System by operating from the place located far away from ControlUnit. These devices have dupliceted interface. It shows a.o. alarms, faults,disablements and tests.Control Unit can be installed their where it's best because of system topology.ESP panel should be placed nerby operating crew. Using this device oprator canverify and reset alarm. ESP monitors their own circuits and gives a signal whenthey are damaged. It is possible to test it's functionallity. Few access levelslimits changes made by unhonorized operators.