Velleman VMB4DC Manual do Utilizador descarregar pdf (Página 7)

VMB4DC 4-channel dimmer controller module user manual – version 3 7

LED INDICATIONS

Output LED:

• off when output voltage = 0V

• on when output voltage is stable

• blinks rapidly when output voltage

changes

• blinks slowly when switch-off delay

is running

• blinks shortly twice at

communication error

On LED:

lights when power

voltage is present

Rx LED:

lights at Velbus data

reception

Tx LED:

lights at Velbus data transfer

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Velleman VMB4DC Manual do Utilizador Página 7