Notice SecurAccess PMR 454.7. Disabled featureThe disabled feature, when activated, generates both visible (enlighted colour icons) and audible(digital voice announcement) signals.This feature requires an external power supply (page 28) TRT3 24V DC/AC 1A (LPS) doubleinsulation. (sold by Depaepe SAS)4.8. Optional long range for hearing aid induction coilOn request, an optional hearing aid induction coil can be mounted.This option comes with amplifying level and squelch level adjustment (see below)To operate, thisfeature requires the external power supply TRT3 24V 1A (LPS) with double insulation (sold byDepaepe SAS)Note :Rock the switch facing the chosen duration to «ON »,All other switches must remain on “OFF”When all switches are on « OFF » position:Duration=20 secondsDoor latchActivation duration432 S4 S6 S8 S10 SON125Door latchNO driving contactclosed when off-hook. Up to60VA 2A maximunExit Button(Only if the button isequipped with DEL)NOCCRelayBSDoor latchPower supplyRedTerminalSwitch ActivationExit ButtonOFFON