The KB Series Colour Video Sentry is a video entry system with capacity for three video door stations and up to five video handset stations. The room stations are equipped with 4″ colour monitors that allow for internal communication, both selective calling and all call, with hands-free reply.


  • Clear and bright image with colour TFT LCD monitor and colour video door station
  • Three colour video door stations, five inside monitor stations
  • Instant voice call-in with image
  • Selective Call or All Call
  • Chime or receiver volume control
  • Optional selective door release with RY-3DL
  • 330′ total distance looped between monitors
  • TILT camera control
Power Source
24V DC – Use PS-2420
Calling Chime, image and audio approx. 30 sec., hear and see door instantly
Communication  Pick up at any station to reply, 2-1/2 min. timed, recycle with MONITOR, monitor audio and image of door, hands-free with MONITOR, press a station selector and call by voice, the called station replies hands-free, lift handset, press All Call button to call the other stations with pre-tone and voice
Video Monitor 4” direct-view TFT colour LCD
Scanning Line 525 lines
Image View Area Approx. 2’ horizontal, 3’8”~7’9” vertical  at 4’3” high and at 20” in front of camera
Night Viewing Up to 1’ from camera, with white LED projected, background beyond 1’ cannot be seen
Door Release Contact rating: 12V AC, 400mA Use RY-24L for larger contact rating
Wiring Door to master: 2-cond., mid cap, solid, non-shielded Master to subs: 2 x 2-cond., mid cap, solid, non-shielded
Distance Master to door: 330’(22AWG) 650’(18AWG) Master to farthest sub: 165’(22AWG) 330’(18AWG) Master to IER-2: 165’(22AWG) 330’(18AWG)
Wire Type please call Aiphone Pty Ltd.
CSI Specification KB Series CSI Specification
Spec Sheet:
Installation & Operation
KB Series-Aiphone UK
Door 3 - Room 5 - Aiphone UK