As Merlin Gerin was integrated into Schneider Electric, this device is part of the legacy Multi 9 modular system, known for its extreme reliability. This comprehensive manual covers technical specifications, installation wiring, programming, and troubleshooting for the IC 2000 P (often designated under specific reference numbers like 15281 or similar variants). Technical Specifications
Turn the potentiometer counterclockwise to a lower Lux value. External cell is dirty or shaded. Merlin Gerin Multi 9 Ic 2000 P Manual
If the Merlin Gerin IC 2000 P is not operating correctly, refer to these common troubleshooting steps: Potential Cause No power or battery dead. As Merlin Gerin was integrated into Schneider Electric,
Press the Reset (R) button using a small pin to restore factory defaults. 5. Summary and Best Practices External cell is dirty or shaded
| Feature | | Multi 9 IH Timer | Multi 9 IHP Programmer | Multi 9 IHH Timer | |---|---|---|---|---| | Primary Function | Twilight + Timer combo | Weekly analog timer | Weekly digital programmer | 7-day, 2-hour step timer | | Twilight Function | Yes | No | No | No | | Time Schedule | Yes (daily/weekly, 42 steps) | Yes (weekly, jumper pins) | Yes (24h & 7-day) | Yes (7-day, 2h steps) | | Programming | Digital, LCD display | Mechanical/jumper pins | Digital, LCD display, battery backup | Mechanical/program segments | | Holiday Function | Yes (1-45 days) | No | Yes (random & holiday) | No | | Power Reserve | Yes (100h) | Yes (150h) | Yes (lithium battery, 12 years) | Yes (100h) | | User Interface | Buttons + LCD | Dial + jumpers | Keys + backlit LCD | Dial + program segments | | Load Rating | 10(6)A / 250V | 16A / 250V | 16A / 250V | 16A / 250V | | Best For | Outdoor lighting (garage, facade) with dusk-to-dawn + time constraints | Simple weekly schedules (e.g., office 9-5) | Complex schedules (e.g., store window lighting) | Simple 7-day schedules (e.g., heating or ventilation) |
Older electrical wholesalers or industrial surplus vendors sometimes maintain paper libraries. This is a last resort, but occasionally fruitful.