The power supply/amplifier shall be Alpha Communications® / Elvox™ model 6681, or approved equal. Amplifier shall operate from a standard 120VAC power source. All other wiring to power supply/amplifier shall be lowvoltage Class II wiring, installed as per all federal, state, and local electrical codes. Power supply/amplifier shall surface mount right to the finished wall and shall be installed in a suitable environment that is free from excessive dirt, dust, temperature, humidity, grease and water. Power supply/amplifier shall provide the intercom amplification and signaling power for proper system operation. For most secure installation, power supply should be installed into a lockable equipment cabinet/housing. The 6681 is designed to be used with the 5651W or 5651B series (flush mount) open voice apartment video-intercom monitor units.
Power supply/amplifier shall be installed a safe distance from any source of electrical interference.
Contractor shall observe all local and national electrical codes.
The 6681 units each require a standard 120VAC power source.
These 6681 amplifier/power supplies are designed to easily surface mount right onto the finished wall by means of customer supplied screws. Connections are positive screw terminal type.
Only one (1) 6681 is required for each system, regardless of the number of monitors (1 per apt.).
|Dimensions:||Height: 5.25" (134mm) Width: 8.25" (210mm) Depth: 3.00" (77mm) from mounting surface|
|Volume Control:||Adjustable potentiometer built-in.|
|Connections:||Positive Screw Terminal Connectors