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DMX512 Decoder(with Stand-Alone)

Feature

Standard DMX512 compliant control interface, enable to set the DMX address freely.
And show address Via digital numueric display.

Stand-alone mode and DMX512 decoder mode can be freely switched by buttons.

Under situation of Stand-alone mode,  it can be controlled by manual buttons with its built-in programs,  

instead of DMX signal. 

SR-2103EA

Three-channel/ four-channel output selectable.

Parameter

SR-2103EA

12-36VDC

4x8A

4x(96-288)W

Wiring diagram

Product Size

Two types available(Constant Voltage, Constant Current),suitable for different LED lamps.

To work with power repeater to expand output power unlimitedly.

Operation

Through buttons to set desired DMX512 address, 1 key is to set “hundreds” position, 2 is to set “ten” position, 3 
is to set “a” bit.

“1" button

“2" button

“3" button

To open the connection of DMX512 controller, then it can work correctly.

Using instruction

Choose Channel

Press button" 2 "and button" 3" at the same time for 2 seconds, cH digital display flashes, press button”1" to choose 

3 means total 3 channels, 4 means total 4 channels. Press any button for 2 seconds to confirm 3 or 4 channels outputs. 

The factory preset default is 4 channels outputs.  

3/4, 

Compatible

 

with SR-2811DMX,SR-2201DMX,SR-2812,SR-2816 and  any good quality DMX Master

constant voltage

Part No.

Input Voltage

Output Power

Output Current

Remarks

170

59

29

Power Supply
12-24VDC

L

N

AC110-230V

D

C I
N

P

U

T

1

2

/2

4

V

D

C

V+

V-

V+

G-

R-

O

U

T

P

U

CH1

2

B-

3

B-

3

W-

4

GND

DMX+

DMX-

DMX+

DMX-

0-9

0-5

0-9

DMX

 

MASTER

Power Supply

12-24VDC

L

N

110V-230VAC

SR-2103EA

Operation

Choose mode

Press" 1 "and" 2 "key for 2 seconds, r , u digital display flashes, press "3 "key choose 1 or 2 mode . 

If the board display ru1: stand-alone mode; ru2: slaver mode. press any button for 2 seconds to 

confirm the mode you need.

Operation under DMX512 SLAVE mode 

Under this mode ru2, it is just a standard of DMX512 decoder slave, it can connect DMX512

MASTER signal with DMX512 signal input port, to be controlled by DMX512 master.

Through buttons to set desired DMX512 address, the digital numeric display the starting address.

For example: the digital numeric display 001, it means this DMX slave include 001,002,003,004

addresses (under situation of 4 CH).

Operation under stand-alone mode

Under stand-alone mode ru1, it can be operated as a independent led controller, then can not 

accept DMX input.

At stand-alone mode, it is just an individual led controller, no DMX in or out. The function as 

follows:I f you choose ru1, after you press any button>2seconds to confirm, the three buttons on 

board will work like below functions

1

2

3

ISO9001

2008

5

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