2
3
4
5
6
1 ON/OFF
2 ON/OFF
3 ON/OFF
4 ON/OFF
Indication led
Battery casc
1
MRC03 Operation Instruction
Fixed code Transmitter
A.Function
1. It is an innovation-designed wireless multi-channel transmitter which is random code-learning with the
corresponding multi-channel wireless receivers. The operation is very easy to the users.
2. The transmitter can be adjusted easily by a rotary switch. It is necessary to change code while the transmitter
was interfered by other transmitters nearby.
3. Every transmitter can control up to 4 channels (1ON,1 OFF,2ON,2OFF…etc).While each channel can control
several receivers.
4. LED can indicates the signal transmission status
5. It can work for2-year super long standby time.
B. Diagram & Descriptions
Matrix of channel control:
On/Off button ( 1~4 )
Channel No.
1 1On/1Off
1
2 2On/2Off
2
3 3On/3Off
3
4 4On/4Off
4
Item Part
Description
5
Indication LED
Indicates the signal transmission status
6
Battery case
Pull out the battery case, you can replace the used the battery.
C.Operation
1. Code
Learning:
Transmitter---Receiver
Adjust the code the same as that on the receiver. Illustrated below:
Notes: If interfered by other transmitters, please change the corresponding code.
2. Channel:
Transmitter---Receiver
As illustrated below, there are 4 channels on the transmitter(1,2,3,4
）
the same as the receiver.
If there are 4 receivers are connected, please sequentially adjust the respective code as
（
1,2,3,4
），
3. Controlling:
Transmitter---Receiver
Suppose there are 4 receivers and their codes are
（
1,2,3,4
）
make sure all receivers are put into power supply
socket, if press “ON” button of 1 channel on the transmitter, the corresponding 1 receiver will be switched
on.Likewise, if press “ON” button of 2 channel, the corresponding 2 receiver will be switched on too.
All the 4 channels are in the same status respectively.
Notes While there are two or more receivers with same channels(i.e. 3Channel),if press “ON” button of the
3 channel, all the receivers will be switched on; on the contrary ,if press “OFF” button of the 3 channel, all the
receivers will be switched off.
D. Specification
1. Battery: 1 pc. 27A 12V
2. Radio
Frequency:
433.92MHz
3. Range: Typically about 30m in open area.
