All 19 indication LED s, inputs and outputs are clearly marked on face of unit along with calibration instructions. The Motion to Voltage Converter does not have to be perfectly vertical when mounted. If the appropriate LED is dark the potentiometer is turned clockwise until the LED is flashing. If the LED is lit solid, merely turn the potentiometer counter-clockwise until the LED is flashing. A relay check terminal is provided to check that relays being driven by the outputs release properly.
Integrity fail output is provided.
Single Alarm output that detects if any strike or tilt alarm is activated. A motion detect output which can be used in lieu of track circuit for train detection. An integrity fail output which goes low if self-check fails.