LEGRAND Radiant WWP20 User manual

installation guide
Wi-Fi Smart Plug-in
Tru-Universal Dimmer

2
table of contents
before you start ..................................................... 3
installation and setup ........................................... 4–7
getting to know your dimmer................................ 8–9
specifications......................................................... 10
regulatory information .......................................... 12–15
warranty................................................................. 16
support................................................................... 17

3
before you start
Review this guide in its entirety before beginning device installation. Consult an
electrician with any questions or if you are unsure of your abilities.
DCaution: To reduce the risk of injury and/or overheating and damage to other
equipment:
• Connect the smart plug-in dimmer to a 120 VAC, 60 Hz power source ONLY.
• This smart plug-in dimmer is intended for lamps with dimmable bulbs ONLY.
• For dry, indoor use ONLY.
• To reduce the risk of electric shock, this equipment has a grounding type plug
that has a third (grounding) pin. This plug will only fit into a grounding type
outlet. If the plug does not fit into the outlet, contact a qualified electrician to
install the proper outlet. Do not change the plug in any way.
Visit the Legrand website at www.legrand.us/radiant/smart-lighting/support for
installation videos or to learn more about your smart device.

4
installation & setup
step one
|
plug in the smart dimmer
Insert the lamp to be controlled into the outlet on the smart plug-in dimmer.
The smart dimmer up/down buttons can be reversed for use in outlets with the
ground plug up:
• Hold the bottom button while plugging in your dimmer. The dimmer
automatically adjusts the orientation.
NOTE: See page 8 for feature details.

5

6
installation & setup
step two
|
test the smart plug-in dimmer
NOTE: See page 8 for feature details.
1When the lamp is off, press the top button to turn your lamp on.
2Hold the bottom button to decrease the light level.
3Hold the top button to increase the light level.
4Press the bottom button to turn your lamp off.
TROUBLESHOOTING TIP:
If the lamp is not responding to the dimmer, confirm that the outlet is powered, that
any switch that normally powers the lamp is on, and that the bulb(s) are functional.

7
installation & setup
step three
|
set up your system
1Download and launch the Smart Lights app by Legrand. The app is available
on the App Store or on Google Play.
2Connect your smart plug-in dimmer to your home network by following the
step by step instructions in the app.
3Use the app to control your smart plug-in dimmer.
Google Play and the Google Play logo are trademarks of Google LLC. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.

8
getting to know your dimmer
Item Name Description
1 Top Button
Button Control Features
• Top button: Press to turn the light on or
double-tap to raise the dimming percentage
to 100%.
• Bottom button: Press to turn the light off.
• Press and hold any button to quickly change
the dimming percentage by 20% per second.
2 Bottom Button
3 LED Locator Light Indicates the current state of the device. See
“LED Locator Light Explanations” for detail.
4 Outlet Plug your dimmable lamp into the socket.
•To return to factory default, with the device
off press and hold both dim (-) for 10s.

9
LED LOCATOR LIGHT EXPLANATIONS
LED
Color
State of
Light Explanation
Solid
Amber
Blinking
Amber
Solid
White
Device is connected to
your network and is
switched off
Blinking
Red
Warns of an overload or
short circuit while your
device is on
1
2
3
4
NOTE: When it is turned on, the smart dimmer
recalls the most recent dimming level.
Device is ready for
setup on your network
System is not ready.
Wait for blinking Amber

10
specifications
Load Rating
Incandescent/Halogen 300 W
CFL/LED 100 W
Legrand reserves the right to change specifications without notice.
NOTE: The dimmer ships in forward phase mode to accommodate most load types.
For loads that require reverse phase dimming, such as ELV loads, adjust the
phase using the app.

11

12
regulatory information
FCC NOTICE
This device complies with Part 15 of the FCC rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesirable operation.
This equipment has been tested and found to comply with the limits for a Class
B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed
to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses, and can radiate radio frequency
energy and, if not installed and used in accordance with the instructions, may
cause harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation.

13
If this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and on, the user
is encouraged to try to correct the interference by one or more of the following
measures:
• Reorient or relocate the receiving antenna
• Increase the separation between the equipment and receiver
• Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected
• Consult the dealer or an experienced radio/TV technician for help
11-12-2018

14
regulatory information
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment. This equipment should be installed and operated with
a minimum distance of 20 cm between the transmitter’s radiating structure(s)
and the body of the user or nearby persons.
NOTE: Any changes or modifications to this device that are not expressly approved by
the manufacturer will void the warranty and the user’s authority to operate the
equipment.
FCC ID: A3LCWAM210S
WiFi®is a registered trademark of Wi-Fi Alliance®.

15
IC NOTICE
This device complies with Industry Canada license-exempt RSS standards.
Operation is subject to the following two conditions: (1) this device may not
cause interference; and (2) this device must accept any interference, including
interference that may cause undesired operation of the device.
RF EXPOSURE STATEMENT
This equipment meets the SAR evaluation limits given in RSS-102 Issue 5
requirements at the minimum separation distance of 15 mm to the human body.
Note: Any changes or modifications to this device that are not expressly approved
by the manufacturer, will void the warranty and the user’s authority to operate the
equipment.
IC ID: 649E-CWAM210S

16
warranty
This product is warranted under normal use against defects in workmanship and
materials for as long as you own it. If the product fails due to a manufacturing
defect during normal use, return it for a replacement at the store where
purchased or contact technical support at 1-877-833-3303.
A dated sales receipt must be provided for all replacement requests (legible
copies are acceptable).
Additional warranty details are available at http://www.legrand.us under your
device’s product page.

17
support
IF YOU NEED HELP INSTALLING YOUR SMART PLUG-IN DIMMER, TALK TO OUR
TECHNICAL SUPPORT TEAM:
(Click on the icon to open a dialogue box)
PHONE: [phone]
8:00 a.m. to 8:00 p.m. EST (M-F). 8:00 a.m. to 5:00 p.m. EST (Sat)
EMAIL: [e-mail]
CHAT: https://www.legrand.us/radiant/smart-lighting.aspx

©2018 Legrand All Rights Reserved 341219 Rev A 05/18
Legrand, North America
50 Boyd Avenue
Syracuse, NY 13209
1-877-833-3303
www.legrand.us
11-12-2018