Urmet 1122 Manual Del Usuario página 7

dip-switch n°2
§
If several supplementary door phones are installed, it is advisable to set dip-switch 2 in alternating
manner on the door phones (fi rst door phone on, second door phone off, third door phone on and so
forth).
DOOR PHONES CONNECTION
0 0/K Z S ~0 ~/+AP L L1
To call station
To the
tranformer
MAXIMUM DISTANCE BETWEEN DEVICES
Master door phone - Slave door phone
Door phone - Supplementary ringer
§
The system can work with multiple wires connected in parallel.
DESCRIPTION OF TERMINALS
0 ground for calling station
0/K ground for supplementary ringer
Z
supplementary ringer output
S
output for next "slave" door phone power
~0 ground for calling station
~/+ 12Vac power
AP open door signal input
L
previous "slave" door phone connection line
L1
next "slave" door phone connection line
DS1122-005B
ON
immediate call tone (default)
1 2
ON
delay call tone
1 2
Master door phone
JP1=P
JP2=P
SW1=Off
Slave door phone
SW2=Off
JP1=S
JP2=S
SW1=Off
SW2=On
0 0/K Z S ~0 ~/+AP L L1
Segment
Slave door phone
JP1=S
JP2=S
SW1=Off
SW2=Off
0 0/K Z S ~0 ~/+AP L L1
0 0/K Z S ~0 ~/+AP L L1
0,5 mm
2
90 m
60 m
Slave door phone
JP1=S
JP2=S
SW1=Off
SW2=On
0 0/K Z S ~0 ~/+AP L L1
wire cross-section areas
0,75 mm 1 mm
2
120 m 250 m
90 m 120 m
Slave door phone
JP1=S
JP2=S
SW1=Off
SW2=Off
1,5 mm
2 2
320 m
180 m
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