The industrial master station(s) shall be Alpha Communications® / Ring model AA926 or approved equivalent. Master(s) shall have clear two-way communications. Master(s) shall be weather resistant and shall be surface wall mounted. Master(s) may be used with the optional (model GD509) privacy handset, for confidentiality, where required. Master(s) shall have a built-in 20 watt amplifier and can be used with the model 306-8 external speaker. All system functions shall be accessible thru the keypad assembly and station shall feature a Push To Talk capability, Call indication LED and Station 'On' lamp.
Contractor shall observe all local and national electrical and building codes.
The AA926 industrial master station is designed for indoor or outdoor use and is weather resistant.
The AA926 provides for either handset or loudspeaking use, when receiving a call. For handset use, add the optional (model GD509) handset. The optional model 306-8 external speaker can also be used with the AA926.
|Operating Voltage:||20-27V DC / 24VAC|
|Frequency Range:||300 - 5000 Hz
normal: -12 dBm
|Tone Signaling Level:||DTMF signaling -10 dBm External Loudspeaker|
||8 ohms (model 306-8)|
|Dimensions:||Height: 9.85" (251mm)
Width: 5.50" (140mm)
Depth: 1.60" (41mm) (without handset)
|Central Exchange Connections:
||Terminated in RJ45 connector, 1 twisted pair (UTP) for audio/signaling and 1 twisted pair (UTP) for power.|