QIACHIP KR2402A User manual

Qiachip KR2402A DC6-30V 2CHANNEL
RECEIVER INSTRUCTION MANUAL
March 14, 2020
Model：KR2402A
WIRING DIAGRAM

*Please Don’t install with electricity
Function description and setting
method
* Note: All the following working modes need to be implemented with QIACHIP remote
control (transmitter) and controller (receiver / wireless remote control switch). There is
no guarantee that remote controls from other brands will work properly with our
product.
Reset function:
Clear all matched remotes. When the data is cleared, all remote control can't make receiver
work.
Settings reset:
After pressing the receiver's learning button 8 times, the receiver clears all remote control data
in its memory. When the receiver's <LED 2> flashes, the reset function is complete.
Description of the three working modes :
Working modes: 1) Momentary; 2) Toggle; 3) Latching.

1) Momentary mode:
After successful pairing in this mode, press and hold the remote control button (such as A),
the corresponding relay on the receiver is turned on; release the remote control button (such as
A), and the corresponding relay on the receiver will turn off;
2) Toggle mode:
After successful pairing in this mode, press the remote control button (such as A) to turn on
the corresponding relay on the receiver; press the remote control button (such as A) again to
turn off the corresponding relay on the receiver;
3) Latching mode:
After successful pairing in this mode, press the remote control button (such as A), the receiver
relay corresponding to A is turned on; press the other remote control button (such as B), the
relay on the receiver corresponding to A is turned off, and the receiver corresponding to B is
turned on the relay is open. press the third remote control button (such C), the receiver will
turn off.(Note: It is recommended to use a remote control with three or more buttons in this
mode).
How to set the working mode of the switch controller?
Note:
1. The working mode can only be set when the <LED 1 >indicators of the switch controller are lit.
2.When there is no operation after power-on, <LED 1> and <LED 2> are always on. When
the switch is in the setting state, the state of <LED 1> does not change, and <LED 2> is the
setting status light.
3.In the following description, all descriptions about LEDs are <LED 2>.
Set Momentary mode :
Step 1) Press the receiver's learning button once.
Wait for the LED on the receiver to light off and enter the setting state.
Step 2) Press the button on the remote control (such as A) once. The LED on the receiver will
flash and then turn off.
Step 3) At this time, press another button (such as B) of the same remote control, the indicator
flashes and then lights up. The Momentary mode is set successfully.
Set Toggle Mode:
Step 1) Press the receiver's learning button twice.

Wait for the LED on the receiver to light off and enter the setting state.
Step 2) Press the button on the remote control (such as A) once. The LED on the receiver will
flash and then turn off.
Step 3) At this time, press another button (such as B) of the same remote control, the indicator
flashes and then lights up. The Toggle Mode is set successfully.
Set Latching Mode:
Step 1) Press the receiver's learning button 3 times.
Wait for the LED on the receiver to light off and enter the setting state.
Step 2) Press the button on the remote control (such as A) once. The LED on the receiver will
flash and then turn off.
Step 3) At this time, press another button (such as B) of the same remote control, the indicator
flashes and then lights up. The Latching Mode is set successfully.
TECHNICAL DATE
Input Power KR2402A:DC 6-30V
RF Frequency 433.92MHZ or 315MHZ
Standby Current 8.5mA
Load power 1100W
Receiver sensitivity -108dBM
Operation mode Momentary Mode,Toggle Mode,Latching mode
Match Way Learning button
Support remote type Learning code （1527）
Output NO , NC , COM

Working temperature -10 ~ +70°C
Size 68*48*18（mm）