
User
Manual
SPDD-1-2D4D
Version 2.01
June 22, 2018
Splitter DIN DUO
Double input DMX splitter / repeater

Visual Appearance
3
Specifications
Pic.1 Main interfaces and indicators
SPLITTER DIN
1 Fuse 4 LEDs 7 Output DMX ports
2 Power input 5 Input A DMX port 8 Grounding
3 Mode DIP switcher 6 Input B DMX port
1
Supported protocols DMX512, RDM, Modbus
DMX input ports 1 or 2 isolated
DMX output ports 4 or 5 isolated
DMX connectors 15EDGVC terminal blocks
Mounting DIN rail in the power cabinet
Setup DIP switchers
Power supply ~90-250 VAC, 50/60 Hz or 9-36VDC
Operating Temperature: -40°С... +70°С
IP Rating IP 20
Dimensions, mm 142 x 105 x 75
2 3 4 5 6
7 7 7 7 8

Safe operation
General information
WARNING
The device uses hazardous
volTage
ac 230 v
In installation, operation, preventive maintenance and
repairs of the device, the requirements of the safety rules
must be followed.
To ensure safe and reliable operation of the devices, please
observe the following requirements:
Use the device only for its intended purpose;
Do not use devices that shows signs of malfunctioning;
Avoid strong physical impacts on the device;
Protect devices and cables from contact with corrosive liquids.
Whenever a fault is detected in the device, please contact the manufacturer.
4
Splitter DIN DUO is special DIN rail mount device with 6 DMX input/output ports that operates as a regular splitter with 1 input and 5 outputs as well as two separated 1-to-2 splitters.
All input and output channels have full galvanic isolation from each other. Remote Device
Management (RDM) compatible.
The device is suitable for indoor use. Splitter is powered by 100-250 V industrial AC mains,
power consumption is less than 5 watts.
Key features:
Supports bidirectional communication (DMX512 and RDM).
Single or dual input modes.
Full galvanic isolation on all ports.

5
Installation
Before mounting and power up, it is necessary to verify protective earthing and cable
connectors.
1. Ensure the device has no damage due to transportation.
2. Attach the device to the DIN rail.
3. Set position of DIP-switcher 1 in accordance with needed device configuration (singlechannel or dual-channel mode).
4. All input and output channels have 120 Ohm terminators, managed by special DIPswitches TIN, T(1)–T(5). To connect the terminator to the line is necessary to set proper
switcher in ON position, to disconnect- in OFF position.
5. Connect the power, input and output DMX lines to the corresponding device ports.
6. When device properly connected, the LED indicator on the device is lit. Its color indicates
the presence of a valid DMX input signal: Green - present, Red - missing.
7. The device is ready for use.
LED indication
DMX512 mode Bus mode
Green
Valid DMX signal Bus is idle
Red
No DMX signal Bus is busy
Off
Device/Section doesn’t work Device/Section doesn’t work
ON OFF
SW1
RDM enabled RDM disabled
SW2
Dual splitter mode Single splitter mode
SW3
Full transparent mode Dedicated input(s) mode
SW4
Bus indication mode DMX512 indication mode

6
SPLITTER DIN
ON
1
ON
1
ON1ON1ON1ON
1
IN DMX A
IN DMX B (D mode)
OUT 3 DMX À (S mode)
OUT 2 DMX B (D mode)
OUT 5 DMX À (S mode)
OUT 1 DMX A
OUT 2 DMX A OUT 1 DMX B (D mode)
OUT 4 DMX À (S mode)
ON
1 2 3 4
Maintenance, search and troubleshooting should be performed by service personnel. The
device should be free from dirt, dents, connecting cables and wires must be intact and
securely fastened.
Technical maintenance
Connection scheme

Please send all your warranty-related questions to
support@sundrax.com
All Sundrax products are covered by a 36 months warranty.
Sundrax Electronics,
6008, First Central 200
2 Lakeside Drive, Park Royal, London
NW10 7FQ United Kingdom
+ 44 (0) 208 991 33 19
office@sundrax.com
www.sundrax.com