Fan Options; Fan Operation Setup - Vents Quiet-dMEV 100 DC User Manual

Axial fan
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EN
Terminal designations on wiring diagrams
L — phase
N — 0

FAN OPTIONS

Quiet-dMEV 100 DC (V) Т fans are equipped with a turn-on and turn-off delay timer. The unit operates at the set constant
speed. VT models are equipped with a cord-operated switch.
The fan switches to the intensive mode upon control voltage application to input terminal LT by an external switch (e.g.
indoor light switch). Upon control voltage removal the fan continues to operate in the intensive mode for the period of time
set by means of a DIP switch.
Quiet-dMEV 100 DC 12 fan is rated for connection to safe 12 V/50 Hz power mains.
Quiet-dMEV 100 DC (V) TH fans are equipped with a turn-off and turn-on delay timer when the humidity level is exceeded.
The fan switches to the intensive mode upon control voltage application to input terminal LT by an external switch (e.g.
indoor light switch). Upon control voltage removal the fan continues to operate in the intensive mode for the period of time
set by means of a DIP switch. The V (TH) models are equipped with a cord-operated switch.

FAN OPERATION SETUP

The fan is set up by changing the DIP switch position.
To access the DIP switch take off the face panel and remove the rubber plug (Fig. 15).
The fan is supplied with a special plastic screwdriver to toggle the DIP switch without damaging its components.
THE TIMER CIRCUIT IS LIVE.
MAKE SURE THE FAN IS DISCONNECTED FROM POWER SUPPLY.
S — external switch
QF — circuit breaker
8

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