Indledning
This manual provides instructions for the installation, operation, and maintenance of the Intermatic ET1105C 24-Hour Electronic Time Switch. This device is designed to control electrical loads with precise, programmable timing, offering an upgrade from mechanical time switches with features like up-to-the-minute programming, battery backup, and automatic daylight saving time corrections.
Vigtige sikkerhedsoplysninger
ADVARSEL: Risiko for brand eller elektrisk stød
- For plastindkapslinger er binding mellem ledningsforbindelser ikke automatisk og skal leveres som en del af installationen.
- Hvis strømafbrydelsespunktet er ude af syne, skal du låse det i OFF position og tag det for at forhindre uventet anvendelse af magt.
- Ensure there is no wire insulation under the terminal plate on the time switch connector. Firmly tighten terminal screws.
- Udskift plastisolatordækslets terminaler, før der tændes.
- HOLD DØREN LUKKET ALTID, når der ikke udføres service.
AVERTISSEMENT: Risque d'incendie ou de choc électrique
Pour les boîtiers en plastique, la liaison entre les raccordements de conduits n'est pas automatique et doit être prévue dans le cadre de l'installation.
Produkt overview

Image: Intermatic ET1105C Electronic Time Switch with its protective cover open, revealing the digital display, control buttons (MODE, RESET, ENTER/NEXT, ON/OFF, +, -), and the wiring terminal block at the bottom. The internal wiring diagram and specifications are visible on the left panel.
The Intermatic ET1105C is an electronic 24-hour time switch designed for direct control of loads up to 30 amps resistive or inductive, and tungsten loads. It features battery-powered carryover for program retention during power outages.
Kontrolpanel
- MODE knap: Cycles through programming menus.
- Genstarts knap: Clears memory.
- ENTER/NÆSTE-knap: Confirms selections and advances to the next step.
- ON/OFF knap: Manually turns the load ON or OFF, or toggles events.
- + / - Knapper: Adjusts values (date, time, event settings).
- LCD-skærm: Shows current time, date, program status, and load status.
Installation
Voltage Valg
The ET1105C supports multi-volt operation from 120 to 277 VAC, 50/60 Hz. Refer to the internal instruction manual or wiring diagram for specific voltage selection procedures.
Ledningsføring
Wiring should be performed by a qualified electrician in accordance with all local and national electrical codes.
- Ensure all power to the circuit is disconnected at the main breaker before beginning installation.
- Mount the time switch securely in the desired location.
- Connect the power supply wires to the designated terminals.
- Connect the load wires to the appropriate output terminals.
- Ensure all terminal screws are firmly tightened and no wire insulation is caught under the terminal plate.
- Replace the plastic insulator covering the terminals before restoring power.
Refer to the wiring diagram printed on the inside of the enclosure for detailed connection instructions.
Betjeningsvejledning
Manuel ON/OFF betjening
In either AUTO or MANUAL mode, press the ON/OFF button to manually toggle the load. The display will indicate if the load is currently ON or OFF.
Programmeringstrin
The time switch allows for up to 28 events (14 ON / 14 OFF).
- Adgang til menuer: Tryk på MODE button repeatedly to cycle through the programming menus (DATE, TIME, ON/OFF EVENTS).
- Indstillingsdato: When "SET DATE" appears, use the + or - keys to enter the current date. Press ENTER for at bekræfte.
- Indstillingstid: When "SET CLOCK" appears, use the + or - keys to enter the current time. Press ENTER for at bekræfte.
- Setting ON/OFF Events: When "ON/OFF EVENTS" appears, press the + or - button. The display will show "12:00 AM" with the load status (ON/@) and event number. Use the + or - keys to set the desired ON or OFF time and day(s) for the event. Press the ON/OFF load button to toggle the load status (ON or OFF). To clear an event, select "(nil)". Press ENTER to save the event and move to the next event, or press MODE to advance to AUTO run mode.
Automatisk tilstand (AUTO)
Tryk på MODE button repeatedly until "AUTO" appears on the display. In AUTO mode, the time switch will execute the programmed ON/OFF events. Manual overrides using the ON/OFF load button are temporary and will revert to the programmed schedule at the next event.
Redigering og vedrviewi begivenheder
Events can be edited or reviewed by returning to the appropriate menu using the MODE knap.
Opretholdelse
Udskiftning af batteri
The time switch uses two industrial-grade AAA standard non-rechargeable 1.5-volt alkaline batteries for program retention.
- To replace the battery, locate the battery tray.
- Pull the battery tray out and downward to remove the battery holder.
- Udskift batterierne, og observer korrekt polaritet.
- The batteries should be replaced approximately every 3 years after installation.
Specifikationer
| Feature | Specifikation |
|---|---|
| Model | ET1105C |
| Timer Supply | 120-277 VAC, 60 Hz |
| Max strømforbrug | 6.0 W |
| Switch Rating (SPST) | 30 A Inductive/Resistive 120/240 VAC, 60 Hz |
| DC Resistive | 20 A Resistive 28 VDC |
| HP Rating (120 VAC) | 1 HK |
| HP Rating (240 VAC) | 2 HK |
| Wolframbelastning | 5 A Tungsten 120/240 VAC, 60 Hz |
| Ballast Load | 20 A Ballast 120-277 VAC, 60 Hz |
| Antal begivenheder | Up to 28 (14 ON/14 OFF) |
| Batteritype | 2 x AAA Alkaline (included) |
| Batterilevetid | Cirka 3 år |
| Indkapslingstype | Type 1 Steel Enclosure |
| Dimensioner | 3.25" D x 5.5" B x 8" H |
| Varens vægt | 2.8 pund |
Garanti
This product comes with a 1-year limited warranty. For detailed warranty information and claims, please contact Intermatic customer support.
Støtte
For technical assistance, troubleshooting, or further information, please visit the official Intermatic webwebsted eller kontakt deres kundeserviceafdeling.
Intermatic Incorporated, Spring Grove, Illinois 60081-9698





