Aiphone DA Call Extension Unit
1-Call Audio Entrance Box Set with Handset Tenant Station.
- Set includes DA-1DS entrance station, DA-1MD tenant station, and PT-1211C power supply
- Door release powered by entrance station without the need of an additional transformer
- Backlit directory
- Option button on tenant station to control an external device
- Call tone volume control with mute indicator
- 2-wire system is quick and easy to install
Technical Specifications
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Communication: Tenant: Handset (full-duplex). Door Station: Hands-free
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Door Release: 9.5~20V AC, 70Ω or higher resistance – use EL-12S
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Wire Type: Entrance Station to Tenant Station: 2-cond., overall shield – use Aiphone #822202 or 2-cond., low cap, PE insulation, solid, non-shielded – use Aiphone #871802. Power Supply to Tenant Station: 2-cond., low cap, PE insulation, solid, non-shielded – use Aiphone #871802
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Distance: Power Supply to Entrance Station or Door Strike (cumulative): 360′(22AWG), 1,020′(18AWG). Power Supply to Tenant Station: 180′(22AWG), 510′(18AWG)
