Tech Logic VoiceLink II User Manual page 7

Infrared Wall Sensor (IRW-50
)
Wall Sensor is an IR receiving component designed for wall mounting. The
sensor has 15 receiving diodes providing 180 conical reception from the front.
Wall sensors can be used as the sole source of reception or as a secondary area of
reception, supplementing another sensor.
Power "ON" LED (Green) indicates that the sensor is receiving power from the
receiver.
Cable (50') connects the sensor to the receiver. The cable is dual shielded with
RCA connectors on each end and is plenum rated.