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TROUBLE SHOOTING: 

a.

 

No activation: check battery life or polarity/ or unsuccessful connection. 

b.

 

Receiver stays ON continuously: ROMDT-810 may be suffering from false activation. Adjust the 
position/angle of the detector to solve the problem. 

** Note: After installation, please check ROMDT-810 is working properly in all switch settings with 

compatible self programming receiver.   

WARNING: 

** ROMDT-810 working compatible receiver DOES NOT operate in common with other transmitter. 

Otherwise, if the receiver (lamp) is switched ON already by another transmitter (for example: handy 
transmitter LYCT-505), then when ROMDT-810 detects movement and sends “ON” signal to the same 
receiver, this receiver (lamp) starts to dim. 

 

** Do not use ROMDT-810 with dimmer.   

 

** 2 x Fresh AAA (1.5V) battery installed in ROMDT-810 are important for providing stable current 

voltage to ROMDT-810 thus enhancing detection and transmission capability. Also 2 fresh batteries can 
help to keep each other’s battery life as long as it should be. 

 
 
 
     

 

 

 

 

 

www.nexa.se 

     

 

 

 

 

 

[email protected] 

 

Summary of Contents for ROMDT-810

Page 1: ...system Not suitable for dimmer receiver Delay off time switch design After delay ROMDT 810 sends a signal to switch off the receiver Battery low indication INSTALLATION A INSTALLATION STEPS 1 Select required location position 3 4 metres above ground away from trees direct sources of heat and direct sunlight 2 Remove ROMDT 810 from base Using base as a template mark and drill 4 suitable holes 3 Sec...

Page 2: ...d range 10 metres max FUNCTION OF SWITCHES A Delay off Time Switch 4 options 5sec 1min 5min 10min Each option indicates when the time period ends ROMDT 810 sends an OFF signal to the receiver to switch off the receiver and its connected lamp or light Doorbells are not restricted by delay off time As long as ROMDT 810 detects an object again it sends an ON signal to the receiver to switch on the re...

Page 3: ...lies for switching from H to M or H to L or vice versa switching from darker level to brighter level There is a need to remain unchanged for 30 seconds as described above D Battery Low Indicator Battery low indicator is positioned inside the sensor lens If the battery is low the indicator flashes after ROMDT 810 delay time ends Within delay time period ROMDT 810 still works normally until delay ti...

Page 4: ... the light will not switch off automatically at delay time end Another connected transmitter must be used to switch the light off D Code deletion Purpose of code deletion the user does not want ROMDT 810 to work with a certain receiver In this case the user should delete ROMDT 810 code from the limited memories of the self programming receiver to release the memory to the next transmitter code set...

Page 5: ...e receiver DOES NOT operate in common with other transmitter Otherwise if the receiver lamp is switched ON already by another transmitter for example handy transmitter LYCT 505 then when ROMDT 810 detects movement and sends ON signal to the same receiver this receiver lamp starts to dim Do not use ROMDT 810 with dimmer 2 x Fresh AAA 1 5V battery installed in ROMDT 810 are important for providing s...

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