Velleman VMB4RYLD Manual de usuario descargar pdf (Pagina 7)

VMB4RYLD 4-channel relay module user manual - version 1 7

LED INDICATIONS

Output LED:

• off when consumer is switched off

• on when consumer is switched on

• blinks rapidly when timer 1 is running

• blinks slowly when timer 2 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 VMB4RYLD Manual de usuario Pagina 7