Ltech LT-874S-5A Quick Start Quide

LT-874S-5A
2.4G Wireless DMX512 Decoder
LT-874S-5A 4CH CV DMX decoder with OLED display, receiving standard DMX512 protocol data wirelessly.
use with our LT-870S wireless emitter, supporting point to point, point to multi-point communication. One
emitter can match multiple receivers if using the same ID, self-testing function also available.
With monitoring wireless environment around and automatic frequency selecting function.
Use relay settings or connect to booster antenna to further the communication distance.

1. Technical Specs:

LT-874S-5A
Matched Wireless Emitter: LT-870S
Receiving Wireless Signal: DMX512
Input Voltage: 5~24Vdc
Max Current Load : 5A×4CH Max 20A
Output Power: 100W/240W/480W(5V/12V/24V)
Working Frequency: Automatic select in ISM

2. Product Size:

LT-874S-5A Wireless DMX512 Decoder
warranty
5 years
Receiver Sensitivity:
-96dBm
Communication Distance:
350m
Working Temperature:
-30℃～55℃
Dimensions:
L175×W44×H30(mm)
Package Size:
L178×W56×H33(mm)
Weight (G.W):
175g
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3. Configuration Diagram:

Running LED Light
(Turns on when
connect to power)
DIP Switch
RX LED
Indicator Light
(flashe w s hen transmit data)

4. OLED Screen Interface Diagram:

DMX Address
DMX Real-time Data
Frequency
Main Display Interface
Press "M" key to enter
the setting interface.
Please refer to the OLED display for the detailed information.
LT-874S-5A will run the test scenes only when you enter "test" interface.
Screensaver enable time: undo for 2 minutes in the main display interface (Figure 1).
[ estore the default parameters]：
R In the main display interface (Figure 1), long press "M"/"
simultaneously, LT-874S-5A will restore the default parameters, and the screen display "Device restore
default" for 2 seconds, then it will return to the main display interface

5. Dip Switch Operation:

LT-874S-5A is used with LT-870S wireless transceiver, so its ID must be same as LT-870S.
LT-874S-5A Wireless DMX512 Decoder
LED Lamps
Connection
5~24Vdc
Power Input
Function Keys
Press "M" key, switch entries.
Press "∧" or "∨" key, adjust parameters.
(Figure 1) Long press "M" key, return to the main
display interface(Figure 1).
Exit: Return to the previous menu.
∧"/"∨"
Figure 1 .
( )
E . g .:
Emitter Receiver
LT-870S LT-874S-5A
* 64 kinds of ID combinations in total.
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