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Universal Dimming Transceiver Base 

Model US22-40 

 

Simply Automated, Incorporated 

SETUP MODE 

When configuring a UPB system, it is often necessary to place the US22 in 
SETUP mode in order to initiate self-identification on the powerline.  To 
place the US22 in SETUP mode, tap any rocker/pushbutton exactly 5 times 
consecutively.  The LED indicator will repeatedly pause and blink 2 times 
GREEN when the unit is in SETUP mode.  Module will stay in SETUP mode 
for five minutes.  Once the US22 has been added to the powerline network, 
UPStart will put the US22 back into Normal mode.  To EXIT SETUP mode 
manually, and enter NORMAL mode, tap any rocker/pushbutton five times. 

OPERATION 

Unless otherwise configured, rocker actuators behave as follows: 

Dimmer Action 

Rocker Event 

Top Rocker 

Bottom Rocker 

Single-Tap 

Brighten to 100% at 
Default Rate 

Fade to 0% at 
Default Rate 

Double-Tap 

Snap to 100% 

Snap to 0% 

Hold 

Start brightening to 
100% at Default Rate 

Start fading to 0% 
at Default Rate 

Release 

Stop brightening and 
hold current level 

Stop fading and 
hold current level 

  
The US22 is factory configured to accept a 
dual-short rocker (ZS22), or a quad-rocker 
(ZS24) faceplate, where the top-left (#1) and 
bottom-left (#2) rockers provide ON/OFF and 
dimming control functions for the channel 1 
and channel 2 connected light fixtures (local 
loads), respectively.  The local loads may be 
assigned to ANY rockers or buttons using a 
lighting scene-link, which must be present in 
both the transmit and receive tables of the device, accessible via UPStart.  
The factory default scene-links for channel 1 and channel 2 local load 
controls are ‘Link 241’ and ‘Link 242’ respectively, with the transmit options 
disabled.  The other rockers / buttons function as scene-link transmitters 
communicating with other UPB devices.  Local loads may be included in any 
scene using the scene-link feature in UPStart.  See illustration above for 
actuator numbering and functional examples below. 
  
1. 

Using a rocker configured scene-link on a US22 to control a (non-
dimming) UPB Receptacle, Appliance Module or Fixture Relay Module, 
the Receptacle/Module’s connected load can be turned ON by tapping 
the top rocker and OFF by tapping the bottom rocker.  Pushbuttons 
can be configured for ‘multi-button’ mode (recommended) where 
single-tap is ON and double-tap is off, or toggle the load ON and OFF 
with one button push each (toggle mode - not recommended if more 
than one button controls the same scene).  Fan motors and water 
pumps are usually controlled with ON/OFF switching instead of 
dimming (i.e. dimming disabled). 

2. 

Using a rocker configured scene-link to control a (dimming) UPB 
Dimmer Switch, Lamp or Fixture Dimmer Module, the connected load 
can be controlled according to the table above.  Pushbuttons can be 
configured as a “Super Multi-Button” where a single-tap is ON, double-
tap is off and press and hold dims up and down alternately. 

A ‘auto-off’ timer function is available for each channel of the in the US22.  
Scene-links or rocker taps can turn ON the load and preset the timer period.  
The US22 automatically turns OFF at the end of the period.  The available 
preset times are:  1 Sec., 5 Sec., 30 Sec., 1 Min., 2 Min., 4 Min., 10 Min., 20 
Min., 30 Min., 40 Min., 50 Min., 1 Hr., 2 Hrs. 3 Hrs. and 4 Hrs.  The default 
setting is: Timer Off. 
 
To turn lights on faster, local response time adjustments are available (300, 
450, 600 and the default 750 mSec) and configured with UPStart 
configuration software.  Local response time is the time from rocker press to 
load response.  Fast 300mSec response works well with rockers, toggle 
buttons and separate ON/OFF buttons; however switches with double tap 
functions (e.g. multi-button mode) may need to be set at a slower speed 
(e.g. 450mS) allowing users who tap slowly to utilize the function. 

POWER DISCONNECTION 

To disconnect power to the connected lamp fixture, depress the top of the 
rocker switch, grab the underside of the clear plastic (green/blue)  indicator 
tab with your fingernail, pull the tab out about 0.2” until it stays in place.  The 
LED indicator will extinguish to show that power is now disconnected.  To 
reconnect power, simply push the tab back into its normal position. 

OVERLOAD PROTECTION 

The US22 contains a thermal sensor that automatically turns off the 
connected load if the switch becomes too hot.  This can occur when the 
load exceeds the power rating of the switch, or when dimming incompatible 
loads or if the switch is in an environment that exceeds the maximum 
operating temperature (120°F).  If the load begins to turn OFF and ON 
repeatedly without command or actuation, then the load must be reduced. 

INSTALLING/CHANGING FACEPLATES 

SimplyBrilliant Dimming Wall Switches are designed with removable 
actuator faceplates, making it possible to upgrade functionality and change 
color in the field without disconnecting the switch from the wall.  Changing 
faceplate function types requires re-configuration via UPStart. 
 

To install a faceplate assembly, do the following: 

 
1. 

Hold the actuator faceplate assembly so that clear plastic light pipe 
(LED) on the switch fits nicely into the recess on the top of the 
faceplate.   

2. 

Align the four prongs on the side of the faceplate assembly with the 
four slots on the switch body. 

3. 

While squeezing the prongs on both sides, press the faceplate into the 
switch body.  Ensure that all four prongs are fully inserted and latched 
into the switch body.  If all four prongs are not fully latched, the 
rocker/button plungers may not function properly.   

4. 

Exercise each rocker/button several times to ensure proper seating 
and operation.  If the rocker or button doesn’t operate properly, remove 
and re-install the faceplate to check proper seating and operation. 

To remove the faceplate assembly, upgrading functionality or 
to changing color, do the following: 

 
1. 

Remove the wall plate from the switch. 

2. 

Using the thumb and index finger, press the top two prongs of the 
rocker faceplate assembly inward so that they unlatch from the switch 
body.  This will release the top of the rocker assembly. 

3. 

Press the two lower prongs inward, and pull the faceplate assembly 
away and slightly downward from the switch body, moving it away from 
the clear plastic light pipe.  

4. 

Once the old faceplate is removed, follow steps 1-4 above for 
instructions on installing a new rocker faceplate assembly. 

To change faceplate labeling, do the following: 

 
1. 

Remove the clear plastic label cover on the oval or thin-bar button 
faceplate by lifting the side with a finger nail or small screwdriver. 

2. 

Flip label over to hide switch numbers, or 

3. 

If custom labels are preferred, order the custom label kit,  
(Model ZLK-01, specify color) to print your own labels. 

 

6108 Avenida Encinas, Suite B, Carlsbad, CA  92011 USA 

Technical Support:  

www.simply-automated.com

 or 

800-630-9234

 

  452-0022-0101 Rev. A    Revised: November 22, 2008 

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