FW327
Addressable Loop Unit (ALU)
FireWatcher 327 ALU – ADDRESSABLE LOOP UNIT
One ALU can support one addressable loop circuit, which supports up to 252 points of addressable devices. It can initialize and operate all devices residing on the loop and it communicates all relevant devices and event information, such as alarms and troubles, to the Central Processing Unit (CPU). No limitation between device types.
