Ltech LT-874S-5A Operator's manual

1
LT-874S-5A
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.
LT-874S-5A 4CH CV DMX decoder with OLED display, receiving standard DMX512 protocol data wirelessly.
LT-874S-5A Wireless DMX512 Decoder
LT-874S-5A
2.4G Wireless DMX512 Decoder
warranty
5 years
Use relay settings or connect to booster antenna to further the communication distance.
1. Technical Specs:
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
Receiver Sensitivity: -96dBm
2. Product Size:
Communication Distance:
Working Temperature:
Dimensions:
Package Size:
Weight (G.W):
350m
-30℃～55℃
L175×W44×H30(mm)
L178×W56×H33(mm)
175g
2
Function Keys
DMX Address
DMX Real-time Data
Frequency
Main Display Interface
Please refer to the OLED display for the detailed information.
3. Configuration Diagram:
4. OLED Screen Interface Diagram:
5~24Vdc
LED Lamps
Connection
Power Input
Press "M" key to enter
the setting interface.
[estore the default parameters]：RIn the main display interface (Figure 1), long press ”M”/" 3 keys
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 (Figure 1).
∧"/"∨"
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).
5. Dip Switch Operation:
DIP Switch
Running LED Light
(Turns on when
connect to power)
RX LED
Indicator Light
s hen (flashe w data)transmit
Press "M" key, switch entries.
Press "∧" or “∨" key, adjust parameters.
Long press "M" key, return to the main
display interface(Figure 1).
Exit: Return to the previous menu.
LT-874S-5A Wireless DMX512 Decoder
LT-874S-5A is used with LT-870S wireless transceiver, so its ID must be same as LT-870S.
With monitoring wireless environment around and automatic frequency selecting function.
(Figure 1)
Emitter
LT-870S
Receiver
LT-874S-5A
E.g.:
www.ltech-led.com
* 64 kinds of ID combinations in total.

34Update Time: 2016.09.09
7. Attention:
7.1 The product shall be installed and serviced by the qualified person.
7.2 This product is non-waterproof. Please avoid the sun and rain. When installed outdoors, please
it is mounted in a water proof enclosure.
ensure
7.3 Good heat dissipation will prolong the working life of the controller. Please ensure good ventilation.
7.4 Please check if the output voltage of the LED power supply used comply with the working voltage
of the product.
7.5 Please ensure that adequate sized cable is used from the controller to the LED lights to carry
current. Please also ensure that the cable is secured tightly in the connector.
the
7.6 Ensure all wire connections and polarities are correct before applying power to avoid any damages
to the lights.
7.7 If a fault occurs, please return the product to your supplier. Do not attempt to fix this product by
yourself.
8.1 We provide lifelong technical assistance with this product:
A 5-year warranty is given from the date of purchase. The warranty is for free repair or replacement
if cover manufacturing faults only.
For faults beyond the 5-year warranty, we reserve the right to charge for time and parts.
8.2 Warranty exclusions below:
Any man-made damages caused from improper operation, or connecting to excess voltage and
overloading.
The product appears to have excessive physical damage.
Damage due to natural disasters and force majeure.
Warranty label, fragile label and unique barcode label have been damaged.
The product has been replaced by a brand new product.
8.3 Repair or replacement as provided under this warranty is the exclusive remedy to the customer.
We shall not be liable for any incidental or consequential damages for breach of any stipulation
in this warranty.
8.4 Any amendment or adjustment to this warranty must be approved in writing by our company only.
★This manual only applies to this model. We reserve the right to make changes without prior notice.
8. Warranty Agreement:
LT-874S-5A Wireless DMX512 Decoder LT-874S-5A Wireless DMX512 Decoder
6. Wiring Diagram:
6.1 neO sending end,multiple receiving ends:
2.4G Wireless transmission
Console signal cable
connected to wireless
DMX emitter.
DMX512 Console
6.2 Relay way to extend the communication distance:
6.3 Extend the communication distance by boost antenna:
Please install the
booster antenna
in high open place,
the communication
distance can up to
1000-2000 meters
generally.
【Attn】
www.ltech-led.com