WRT42444-8 0-10V Dimmer Unit (4)

“Extreme Reliability”
WRT42444-8
0-10V Dimmer Unit (4)
TM
Lighting Control Systems
Features
• 4 independently addressable and
controllable zone outputs
• Each output has a its own High and
Low trim setting
• Trim dials are 10 position switches
allowing for easy duplication of each
set point across multiple units
A 2-Wire networked device which is
housed in a panel and connects on
the NexLight 2-Wire bus for control
and feedback of dimmer levels. The
WRT42444-8 has 4 independently
controlled outputs, each with individual High and Low trim settings.
Dimmer unit can be installed in
distributed panels near lighting
loads to reduce wiring runs.
• Each output provides 100mA of
current to control ballasts/drivers
• Each 42444-8 module requires 5
spaces in a panel
24V AC
2-Wire Signal
Infrared I/O
100.0 mm
Description
Upper Trimmer
Lower Trimmer
Close up of trimmer (parts)
Dimmer1
Both are usable:
• Philips head screwdriver
• slot head screwdriver
Dimmer4
60.0 mm
Triangle
shows the
direction
…
124.8 mm
Phone: 218.828.3700
www.nexlight.com
Fax: 218.824.1568
WRT42444-8
0-10V Dimmer Unit (4)
TM
“Extreme Reliability”
Lighting Control Systems
•
•
•
•
Applications
Control of any 0-10VDC lighting loads
which includes LED and Fluorescent
ballasts
Areas with multiple zones
Applications where controlled devices
have specific operating ranges for
dimmer control such as low dim settings to prevent lamp flicker
Areas where reduced light output set
point is required
Ratings
2-Wire
Rated Input
24V AC, 300mA
Rated Signal
±24V, 10mA
Dimmer Signal
0-10V DC, 4-output (Max.100mA for each output)
Address
Individual : 00-1~63-4
Setting Method
Infrared I/O (using WRT9500 Series or WRT9600 Series)
Transmission Unit WRT2040 Series, WRT2050 Series
Wiring
Cable
AC24V : 14-18 AWG
2-Wire : 14-16 AWG
Dimmer Signal : 16-18 AWG
Function
Dimmer Trimming
10 positions for Lower/Upper Limit
(default value: Lower 0%, Upper 100%)
25%
75%
20%
70%
30%
80%
15%
35%
65%
85%
Phone: 218.828.3700
10%
40%
5% 0% 45%
60%
90%
55% 100% 95%
Lower Trim
Upper Trim
www.nexlight.com
Fax: 218.824.1568
WRT42444-8
0-10V Dimmer Unit (4)
TM
“Extreme Reliability”
Lighting Control Systems
Setting Examples
Example 1: Standard with no trim
2-Wire
Example 2: Lower 10% (1V) for flickering prevention of lamps:
2-Wire
Example 3: In addition to 2), upper 80% (8V) for electricity saving:
2-Wire
Phone: 218.828.3700
www.nexlight.com
Fax: 218.824.1568
TM
“Extreme Reliability”
Lighting Control Systems
WRT42444-8
0-10V Dimmer Unit (4)
Dimmer Level vs. Dimmer Signal
2-Wire Dimmer Level
(maintains 127 steps of dimming range)
System Diagram
2-Wire
to other
2-Wire devices
Lighting Relay
(On/Off Switching)
NexLight is a re gis te re d tra de ma rk of N O R T H P O R T E N G I N E E R I N G I N C., 9/17/2014
Phone: 218.828.3700
www.nexlight.com
Fax: 218.824.1568