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Aiphone PT-1211C 15V AC Plug-In Transformer, 110V Input, UL - PT1211C Input voltage and capacity of 120V AC, 50 HZ, and output voltage of 15V AC for use with Aiphone DA-1MD Master Handset Station
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The RY-ES is a relay used to activate an external signaling device when the door station calls in. It can be used for call extension on the JK, JF, JA, KC, KB, AX, NEM, DB, and IE systems. The relay connects to the chime output of the master in place of the IER-2. The systems power supply powers the input of the RY-ES relay. A separate power source is required for the external device.
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1 Call Door Station - DA-1DS is a silver door station that connects via two wires to the DA-1MD or DB-1MD masters. The DA-ADS features a 12V AC output for door strike connection, selective call buttons and illuminated directories. Pressing the call button on the DA-1DS rings the master. Communication at the DA-1DS is hands free.
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The DB-1MD hands-free master features a call tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button. It connects via 2 wires to the DA series door station. Up to 4 sub stations can be added to this master and communication is possible between the 5 total stations via the All Call button.
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The DB-1MD hands-free master features a call tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button. It connects via 2 wires to the DA series door station. Up to 4 sub stations can be added to this master and communication is possible between the 5 total stations via the All Call button.
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The DB-1SD hands-free sub station features a call tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button. It connects via 4 wires to the DB-1MD master station. Up to 4 sub stations can be added to this master and communication is possible between the 5 total stations via the All Call button.
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DBS-1A: DB-1MD Master station, DA-1DS Sub Station, PT-1211C AC transformer
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