User Guide
4 Channel Constant Voltage or Constant Current
DMX512 & RDM Decoder
The DMX512 & RDM decoder D4-L / D4C-L which features full support to the latest DMX512 protocols,
is designed with 4 channels output. RDM bi-direction communication function enables the DMX512 master
console to detect and display decoder information and set DMX address. A variety of features can be set via
the numeric digital display and the buttons such as DMX address,DMX decoding mode,PWM output frequency
and dimming curve value.
Feature
● 4 channel PWM constant voltage / constant current DMX decoder with digital display.
● DMX decode mode / Stand-alone RGB/RGBW mode / Stand-alone 4 channel dimmer mode.
● DMX address display, set DMX address freely.
● Comply with the latest DMX512, DMX512(1990), DMX512-A, RDM V1.0 (E1.20 - 2006 ESTA Standard)
standard protocols.
● RDM bi-directional communication function, can realize intercommunication between DMX master and
decoder. for example, you can set DMX decoder address by DMX master console.
● Under stand-alone RGB/RGBW controller mode, have 30 mode, include static color, jump, flash, gradual
change style, adjustable speed and brightness.
● Under stand-alone 4 channel dimmer mode, each channel adjust brightness independently, and save up to
8 groups brightness.
● 1/2/4 DMX channel decode optional.
● High or low PWM frequency optional.
● Log or linear dimming curve optional.
● Work with power repeater to expand output unlimitedly.
Technical parameter
Input voltage
Output current
Model
Name
D4-L
4CH CV DMX512 decoder
12-24VDC
4CH,5A/CH
4CH,150-1200mA
D4C-L
4CH CC DMX512 decoder
12-48VDC
(
customized
)/CH
Dimension
170mm
50mm
Wiring diagram
D4-L
DMX Master
D4C-L
Output power
Output type
4 x (60-120)W
Constant voltage
4 x (1.8-57.6)W
Constant current
DMX Master
23mm
RGBW LED strip
+
R
G
B
W
D4-L
DMX512 & RDM Decoder
Uin=12-24VDC
Iin=20.5A
Uout=4×(12-24)VDC
Iout=4×5A
Pout=4×(60-120)W
Temp Range:
-30℃~+55℃
Power Supply
12-24VDC
AC110-230V
Constant Voltage
N
Drives 1-13pcs Hi-power LED per channel x 4CH
DMX512&RDM Decoder
Power Supply
12-48VDC
AC110-230V
Constant Voltage
N
Power supply select guide
For D4-L, LED power supply voltage and power select :
● 12V lamp, Input 12V power supply, each channel can load 0~60W,
● 24V lamp, Input 24V power supply, each channel can load 0~120W,
The power supply power must larger than load power 20%.
For D4C-L, LED power supply voltage select:
● Input 48V power supply, each channel can series connect 1~13pcs LED,
● Input 36V power supply, each channel can series connect 1~10pcs LED,
● Input 24V power supply, each channel can series connect 1~6pcs LED,
● Input 12V power supply, each channel can series connect 1~3pcs LED.
Operation
System parameter setting
● Long press M and ◀ key for 2s, prepare for setup system parameter: decode mode,
output PWM frequence, output brightness curve, automatic blank screen.
short press M key to switch four item.
● Decode mode: short press ◀ or ▶ key to switch one-channel decode("d-1"),
two-channel decode("d-2") or four-channel decode("d-4").
● Output PWM frequence: short press ◀ or ▶ key to switch 500Hz("F-L") or 2KHz("F-H").
● Output brightness curve: short press ◀ or ▶ key to switch linear curve("C-L") or logarithmic
curve("C-E").
● Automatic blank screen: short press ◀ or ▶ key to switch enable ("bon") or disable("boF")
automatic blank screen.
● Long press M key for 2s or timeout 10s, quit system parameter setting.
DMX mode
● Short press M key, when display 001~999, enter DMX mode.
● Press ◀ or ▶ key to change DMX decode address(001~999),
long press for fast adjustment.
● If there is a DMX signal input, will enter DMX mode automatically.
DMX mode
(001~999)
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