Name: Shelly Dimmer 2
Brand: Shelly
Rating: 4 (1 reviews)

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Settings

Power On Default Mode - This sets the default output state

when Shelly is powered.

• ON: Congure Shelly to turn ON, when it has power.

• OFF: Congure Shelly to turn OFF, when it has power.

• Restore Last Mode: Congure Shelly to return to last state

it was in, when it has power.

Firmware Update - Update the rmware of Shelly, when a new

version is released.

Button Type

• One Button mode: the device is controlled with a single

switch.

• Dual button mode: the device is controlled dual switch.

• Toggle switch one button: the device is controlled by a sin-

gle toggle switch.

• Edge switch: the device is controlled with an edge on/off.

Button Debounce - Adjust the sensitivity (time of reaction)

of the connected switch. If there are any interferences in the

power grid, this will prevent undesired status change (on/off)

of the device. The range is 60 - 200 ms.

Calibration - Shelly Dimmer needs callibration based on the

type of light that you are going to use it with. To make a cali-

bration, press Start Calibration.

Transition Time - Set the time (in miliseconds), for which

Shelly Dimmer goes from 0% to 100%. The value can be from

0 to 5000 ms.

Fade rate - Set the speed of dimming, when the switch is

pressed and held. Range: 1x - 5x

Minimum Brightness - If the connected light is not working

below a certain percentage, you can set the minimum per-

cent at which Shelly Dimmer will turn on. Once set, you can

not dim the light below the minimum. Range: 0 - 50%

Warm up - Some lights require a certain power impulse, in

order to start below 100% brightness. You can set the bright-

ness level and time at which Shelly Dimmer will turn on.

Brightness range: 10 - 100%. Time range: 20 - 200 ms

Night Mode - With this mode you can set a period of time

and level of brightness, in which any turning on will set the

brightness to the predened level.

Time Zone and Geo-location - Enable or Disable the automat-

ic detection of Time Zone and Geo-location.

Factory Reset - Return Shelly to its factory default settings.

Device Information - here you can see the device ID(Unique

ID of Shelly) and device IP(the IP of Shelly in your Wi-Fi net-

work)

THE EMBEDDED WEB INTERFACE

Еven without the mobile app, Shelly can be set and controlled

through a browser and WiFi connection of a mobile phone,

tablet or PC.

Abbreviations used

• Shelly-ID – the unique name of the Device. It consists of

6 or more characters. It may include numbers and letters, for

example 35FA58.

• SSID – the name of the WiFi network, created by the De-

vice, for example shellydimmer2-35FA58

• Access Point (AP) – the mode in which the Device cre-

ates its own WiFi connection point with the respective name

(SSID).

• Client Mode (CM) – the mode in which the Device is con-

nected to another WiFi network.

Initial inclusion

Step 1

Install Shelly to the power grid following the schemes de-

scribed above and place it into the console. After turning the

power on Shelly will create its own WiFi network (AP).

⚠WARNING! If you don’t see the WiFi please fallow the step 1

from the device inclusion section of the guide.

Step 2

When Shelly has created an own WiFi network (own AP), with

name (SSID) such as shellydimmer2-35FA58. Connect to it

with your phone, tablet or PC.

Step 3

Type 192.168.33.1 into the address eld of your browser to

load the web interface of Shelly.

GENERAL - HOME PAGE

This is the home page of the embedded web interface. If it

has been set up is correctly, you will see information about

Current state (on/off), Current brightness level, Power button

Connection to Cloud, Present time, Settings

Timer - Тo manage the power supply automatically, you may

use:

• Auto OFF: After turning on, the power supply will automat-

ically shutdown after a predened time (in seconds). A value

of 0 will cancel the automatic shutdown.

• Auto ON: After turning off, the power supply will be auto-

matically turned on after a predened time (in seconds). A

value of 0 will cancel the automatic power-on.

Weekly Schedule - This function requires an Internet connec-

tion. To use Internet, a Shelly Device has to be connected to

a local WiFi network with working internet connection. Shelly

may turn on/off automatically at a predened time, at sun-

rise/sunset, or at a specied time before or after sunrise/

sunset. Multiple schedules are possible.

Internet/Security

• WiFi Mode - Client - Allows the device to connect to an

available WiFi network. After typing the details in the elds,

press Connect.

• WiFi Client Backup - Add a backup WiFi network, in case

your primary one becomes unavailable.

• WiFi Mode - Acess Point - Congure Shelly to create a Wi-

Fi Access point. After typing the details in the elds, press

Create Access Point.

• Cloud - Enable or Disable connection to the Cloud service.

• Restrict Login - Restrict the web interface of Shely with a

Username and Password. After typing the details in the elds,

press Restrict Shelly.

• SNTP Server - You can set a custom SNTP Server. Type the

URL address and press Save.

⚠ATTENTION! If you have entered incorrect information

(wrong settings, usernames, passwords etc.), you will not be

able to connect to Shelly and you have to reset the Device.

⚠WARNING! If you don’t see the WiFi please fallow the step 1

from the device inclusion section of the guide.

Advanced - Developer Settings - Here you can change the

action execution via CoAP (CoIOT) or Via MQTT

Firmware Upgrade - Shows present rmware version. If a

newer version is available, ocially announced and published

by the Manufacturer, you can update your Shelly Device. Click

Upload to install it to your Shelly Device.

Settings

Power On Default Mode - This sets the default output state

when Shelly is powered.

• ON: Congure Shelly to turn ON, when it has power.

• OFF: Congure Shelly to turn OFF, when it has power.

Restore Last Mode - Congure Shelly to return to last state it

was in, when it has power.

SWITCH - Congure Shelly to operate accordingly to the state

of the switch (button).