Merlin Gerin Multi 9 Ic 2000 P Manual -

Remove the cover from the sensor. After roughly 60 to 80 seconds (the switch-off delay), the red LED will turn off, extinguishing the lights. Troubleshooting Guide Potential Cause Recommended Action No power supply to the module. Verify voltage across Terminals 1 and 2 using a multimeter. Lux threshold is set too low. Turn the potentiometer clockwise toward a higher Lux value. Sensor wired incorrectly or broken.

Do not exceed 16A resistive load. For inductive loads (motors/fluorescent lights), use a contactor to protect the relay contacts. Clearance: Ensure adequate ventilation in the cabinet.

Forces the output contact open to keep lights off during extended shutdown periods.

Delays switching to prevent rapid on/off cycling caused by temporary light changes (e.g., car headlights or passing clouds). Technical Specifications Merlin Gerin Multi 9 Ic 2000 P Manual

A clear visual indicator that lights up when the output relay is energized (lights are ON).

Configure the (on-delay/off-delay) to roughly 60 seconds to filter out brief disruptions like car lights or dark clouds. 3. Creating Time Programs (Eco-Mode/Night Cut-off)

Comprehensive User and Technical Guide for the Merlin Gerin Multi 9 IC 2000 P Twilight Switch Remove the cover from the sensor

The Ic 2000 P retains the status of the last fault event even if the device is switched to the "OFF" position or if the building's main power is cut.

Comprehensive Guide to the Merlin Gerin Multi 9 IC 2000 P Twilight Switch

Ensures outdoor walkways, parking lots, and signage are illuminated automatically at dusk. Verify voltage across Terminals 1 and 2 using a multimeter

Varies by lamp type (refer to the documentation). 3. Wiring and Installation Guide

Wait roughly 20 seconds. The LED will stop flashing and turn solid green. You will hear an audible click from the internal relay, and the connected lights will turn on.