Topens ERM12 User Manual Download Page 2

Thank you for your purchasing ERM12 universal external receiver. It’s 

compact, simple to operate and highly reliable. 

 

 

1. Definition of the wires: 

RED: Positive of the power input. 9-24VDC+. 

BLACK: Negative of the power input. 9-24VDC-. 

BROWN: Signal output. Normally open to BLACK wire and temporary 

closed (500mS) to BLACK wire when the receiver is activated. 

 

2. Program the remote to the receiver: 

Press and release the Learn button in receiver, the LED light will be ON, 

then press the key in the remote twice in 4 seconds, the LED light will flash 

for 3 seconds and then to OFF. Now the re mote has been programmed 

successfully. 

NOTE: Maximum 250PCS remotes can be programmed to the receiver. 

 

3. Erase all Remote Codes: 

Press and hold the Learn button until the LED light from ON to OFF. Now 

all remote codes have been erased. 

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