T1975ER - Switch INTERMATIC - Free user manual and instructions
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| Product Type | Programmable Timer Switch |
| Brand | Intermatic |
| Model | T1975ER |
| Category | Switch |
| Form Factor | In-wall (Decora style) |
| Operating Voltage | 120 VAC |
| Frequency | 60 Hz |
| Maximum Load | 15 A resistive, 10 A motor |
| Number of Programs | 24 ON/OFF programs |
| Memory Retention | Battery backup holds schedule |
| Manual Override | Yes, toggles load manually |
| Display | Digital LCD |
| Backlight | Yes |
| Dimensions | 5.1 x 3.2 x 1.8 inches (approx) |
| Weight | 0.35 lbs (approx) |
| Mounting | Fits standard single-gang electrical box |
| Terminal Type | Screw terminals (black, red, white) |
| Certification | UL Listed, cUL Listed |
| Warranty | 1-year limited |
| Battery Backup | Yes, rechargeable NiMH |
| Indoor/Outdoor Use | Indoor only |
| Color | White |
| Standby Power | < 1 W |
Frequently Asked Questions - T1975ER INTERMATIC
How do I program my Intermatic T1975ER timer switch?
Press the PROG button to enter programming mode, then use the + and - buttons to set the ON and OFF times for each day. The 7-day schedule allows individual settings for each day of the week.
Can I use the T1975ER with LED bulbs?
Yes, the switch is compatible with LED bulbs, as well as incandescent and CFL, as long as the total wattage does not exceed the maximum load rating.
Does the T1975ER have a battery backup?
Yes, it includes a rechargeable battery backup that preserves your programming during power outages, so you don't have to reprogram the device.
How do I manually override the timer without changing the program?
Press the MANUAL button to toggle the output on or off. The device will return to the programmed schedule at the next scheduled event.
What is the maximum load I can control?
The T1975ER is rated for 15 amps resistive or 10 amps motor at 120 VAC. Ensure the connected load does not exceed these ratings.
How do I wire the T1975ER?
Connect the black wire to the incoming hot line, the red wire to the load, and the white wire to neutral. Ensure the power is off before wiring. The green wire is for ground.
Can I use this switch for outside lighting?
No, the T1975ER is designed for indoor use only. For outdoor applications, use a weatherproof cover or choose an outdoor-rated timer.
How do I reset the T1975ER to factory defaults?
Press and hold the RESET button (located next to the display) for 5 seconds. All settings will be restored to default.
What does the "ER" in T1975ER stand for?
The "ER" likely stands for Electronic with Replaceable battery or a variant code. It distinguishes this model from other versions like T1975.
Is there a way to save energy with this timer?
Yes, by scheduling devices to turn off when not needed, you can reduce electricity consumption and extend the life of bulbs and appliances.
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USER MANUAL T1975ER INTERMATIC
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Product information
Brand : INTERMATIC
Model : T1975ER
Category : Switch