Sunricher SR-2103EA Manual

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.
Three-channel/ four-channel output selectable.
Two types available(Constant Voltage, Constant Current),suitable for different LED lamps.
To work with power repeater to expand output power unlimitedly.
Compatible with SR-2811DMX,SR-2201DMX,SR-2812,SR-2816 and any good quality DMX Master
Parameter
Part No. Input Voltage
SR-2103EA 12-36VDC

Product Size

170
SR-2103EA
5
ISO9001：2008
Output Current Output Power
constant voltage
4x8A 4x(96-288)W

Wiring diagram

DMX MASTER
Power Supply
12-24VDC
N L
110V-230VAC

Using instruction

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

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.
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

Remarks
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).
1 2 3

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
Power Supply
12-24VDC
V+ V+
R-
V-
CH1
G-
2
GND 0-5 0-9 0-9
DMX+ B- B-
SR-2103EA
3 3
DMX-
DMX+
W-
4
DMX-
"3" button
"2" button
"1" button
AC110-230V
3/4,