- Door release powered by door station without the need of an additional transformer
- Service button to control an external device
- Call tone volume control with mute indicator
- Optional Call Extension Sounder
- Designed for EL-12S door strike only
- Backlit directory
- Simple two-wire connection for intercom and door release ( Door strike wires directly to door station)
- 1, 2, or 4-call door stations for individual or multi-tenant applications
- Vandal resistant door stations
- Extra function button on tenant station can be used to activate light at entry ( Requires additional wiring)
- Call extension sounder to hear call-in at remote location
DA Series: Two-Wire Door System
Product Description
Power Source
15V AC – Use AC transformer PT-1211C, 120V
Communication
Press and hold down button to call
Door Release
Contact rating: 16V AC, 20Ω min. resistance, or use EL-12S only
Wiring
Door to master: 2-cond., overall shield
Distance
Door to master: 180’(22AWG) 500’(18AWG)
Wire Type
Aiphone #822202
