Aiphone AI-RS180 Outdoor Emergency Substation

The AI-RS180 Outdoor Emergency Sub-station includes a heavy-duty faceplate, momentary-action call switch, loudspeaker and matching transformer. The faceplate is brushed stainless steel, #11 gauge. The call switch is vandal-resistant and includes a red push button. Pushing and releasing the Sub-station's call button initiates call-in to a pre-programmed Master Station, Telephone Master Station or Master Station Group. The loudspeaker has a 1.57" (4 cm) Mylar cone with a frequency response of 300 Hz to 4 kHz. The output sound pressure level at a distance of 1 meter with 1 W of input power applied is 82 dB SPL. The matching transformer is rated at 1 W at 25 V line with rated primary impedance of 625 ohms. The Sub-station includes a red call LED that flashes immediately after pushing the call button and lights continuously during conversation. A control output, 30 mA, 24 VDC, open-collector type, activates immediately after pushing call button and remains active until call is cancelled. The Sub-station is weather-resistant for use in outdoor applications. The Sub-station mounts to a two-gang electrical box with adapter ring using included #6-32 nickel-plated steel, slotted, oval head mounting screws. The faceplate dimensions are 4.72" x 4.72" (120 mm x 120 mm). The Substation maintains reliable operation in the ambient temperature range of +14 to +131 degrees F (-10 to +55 degrees C) and weighs 1.26 lb. (570 g).