GTA-DESB Aiphone 1 x 3 Modular Audio Entrance Station with Digital Directory

The GTA-DESB is a modular audio entrance station for the GT Series multi-tenant video intercom system. It is equipped with an audio module for communication, a keypad for direct dialing, and a display module to show a greeting message, tenant directory, and system status.

Specifications

• Power - 24V DC, use specified number of PS-2420ULs per system configuration
• Calling - Electronic ring tone from entrance station
• Communication - Hands-free from entrance station to tenant station
• Capacity
  • Max. 16 entrance stations per system
  • Max. 4 video guard stations per system
  • Max. 500 tenant stations per system
  • Max. 4 tenant stations per suite
• Wire
  • Two sets of 2-conductor, PE insulation (two common buses for audio and video)
  • Aiphone #872002, 2-conductor PE insulated, non-shielded, 20AWG (Audio)
  • Aiphone #871802, 2-conductor PE insulated, non-shielded, 18AWG (Video)
• Wiring Distance
  • GT-BC to farthest entrance station: 980'
  • GT-BC to farthest tenant station: 980'
  • GT-VBC to farthest entrance station: 980'
  • GT-VBC to farthest tenant station: 500'
• Talk Path - Single channel with privacy
• Dimensions - 12-⅝" H x 5-5⁄16" W x ⅝" D (Outer panel dimensions, not including optional rain hood or surface mount box)

GTA-DESB Specifications PDF

GTA-DESB Manual