4E-AM448 is a DIN-rail mounted surveillance box with 4 amplifier inputs and 4 A/B loudspeaker outputs, dedicated for Impact SW and Impact MM voice evacuation systems. 4E-AM448 is also the backup amplifier manager, and therefore features additional backup amplifier input, which is shared by all 4 primary amplifier inputs.
Each switched output zone requires an EOL-device for line-integrity detection
RS485 datalink with
Max. load: 500W per channel
Redundant L-Net link, 2xRJ45
Addressable: 0-255
DIN-RAIL
4 amplifier channel into 4 (A/B) speakerline surveillance module
Directly connected to a single channel output line of an amplifier.
High and low impedant loudspeaker detection. (With EOL)
Max. of 3x 4E-AM488 sharing 1x L-Net connection for communication and power purpose. (Without additional 24VDC) The 4E-AM488 can be remotely powered incase more than 3x 4E-AM488 units need to be linked to a single L-Net line.
