

Specifications | Instructions
Intermatic ET1105C 24-Hour 1 Circuit Electronic Control, 120-277 VAC, SPST, Indoor Metal Enclosure
This series offers an easy way to upgrade from a basic mechanical time switch to an electronic time switch. These timers will allow for up-to-the-minute programming, battery backup for power loss, up to 28 events total, and automatic daylight saving time corrections without the need of user interaction. They come in standard 24-hour, 7-day and 7-day astronomic versions.
Features:
- Selector switch to determine input voltage between 120-277 VAC
- Up to 28 events total
- To-the-minute accuracy
- Temporary override or permanent manual override
- Automatic Daylight Saving Time adjustment
- Astronomic models enable dusk-to-dawn scheduling
Applications:
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Indoor Lighting Control
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Machinery & Pump Controls
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Timing/Scheduling ON/OFF
Specifications:
Backup Type | Battery | Input Voltage Range(s) | 120-277 VAC, 50/60 Hz |
Maximum ON/OFF Operations | 14 | Number Of Circuits | 1 |
Operation Mode | 24 hour | Switch Type | SPST |
Enclosure Type | Indoor type 1 metal | Minimum ON/OFF Times | 1 min |
Electronic Series | ET1100 Series | Maximum ON/OFF Times | Indefinite |
Maximum Power Consumption (W) | 6 W | ON/OFF Operations | 14 |
Warranty Period | 1-Year limited | Wiring Option | Terminals |
Battery Service Type | Field Serviceable | Battery Type | AAA |
Category | Electronic Controls Web | Daylight Savings Adjustment | Automatic |
Electronic Ballast Load Ratings Ranges | 1 A, 120-277 VAC | Inductive Load Ratings NO Ranges | 30 A, 120/240 VAC |
Knockout Dimensions Back | (1) combination 1/2" - 3/4" | Knockout Dimensions Bottom | (2) combination 1/2" - 3/4" |
Magnetic Ballast (NO) Range(s) | 20 A, 120-277 VAC | Motor Load Ratings NO Ranges | 1 HP, 120 VAC; 2 HP, 240 VAC |
Rating | General Purpose | Resistive (NO) Range(s) | 20 A, 28 VDC; 30 A, 120/240 VAC |
Timer Type | Digital | Tungsten (NO) Range(s) | 5 A, 120/240 VAC |
Voltage Selection Type | Selector Switch | Wire Size Max | #8 AWG |
Wire Size Min | #14 AWG | Operating Temperature Max (°C) | 40 |
Operating Temperature Max (°F) | 104 | Operating Temperature Min (°C) | -40 |
Operating Temperature Min (°F) | -40 | Product Depth (in) | 3.4375 |
Product Depth (mm) | 87.3 | Product Height (in) | 7.875 |
Product Height (mm) | 200 | Product Width (in) | 5.125 |
Product Width (mm) | 130.2 | Unit Carton Height (in) | 3.131 |
Unit Carton Length (in) | 8.001 | Unit Carton Weight (lb) | 2.844 |
Unit Carton Width (in) | 5.251 |
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