Aiphone AX-248C Installation And Operation Manual page 19

5-1
Wiring
Securely insert wires into each terminal as shown.
[1] AX-248C or AX-084C central exchange unit
[2] AX-8MV video master station or AX-8M master station
AX-16SW 16 call add-on selector
[3] Video or audio-only door station
[4] AX-320C add-on exchange unit
ID setting switch
1st unit: 2
2nd unit: 3
3rd unit: 4
[5] Power supply (DC 24 V,2 A)
• Video system: 2 pcs
1. Connect 2 pcs of power supply separately for video and
audio.
• Audio system: 1 pce
2. Connect power supply as in the figure.
[6] Optional door release device (EL-9S or other locally
available)
A separate AC transformer is required.
The terminals that correspond to door stations D1 and D2 are
L1 and L2 respectively.
Door release contact: AC/DC 24 V, 0.5 A (dry closure contact
L, L).
Wiring distance: 300 m, 980' (Ø1.2 mm, 16 AWG)
[7] Video output (option): Brown (video +), red (video -)
Wiring distance: 15 m, 50' (coaxial cable: 5C-2V, RG-59/U
(20AWG))
Cut off unused wires and insulate the ends to prevent
shorting.
[8] External signaling speaker IER-2 (optional): Yellow, Orange
Wiring distance: 150 m, 490' (Ø1.0 mm, 18 AWG)
Cut off unused wires and insulate the ends to prevent
shorting.
[9] Footswitch (option, locally available): Green, blue (dry
closure contact input)
Wiring distance: 15 m, 50' (Ø1.0 mm, 18 AWG)
Cut off unused wires and insulate the ends to prevent
shorting.
[10] Computer-style Headset (option)
[11] PC (log/setting): RS-232C straight-thru cable (locally
available)
Wiring distance: 1.5 m, 5'
[12] Hot-Line Pulse Dialer K-1900-5 (from Viking Electronics,
Inc.) (For North America only)
Wiring distance: 1.5 m, 5'
[13] Video output and video switching signals (open collector
output for video output)
Wiring distance: 15 m, 5' (coaxial cable: 5C-2V, RG-59/U
(20GA))
When the camera is switched, the image may be distorted.
This is normal.
[14] Access control system
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