Adds 16 hardwired
zones (EOL resistor supervised) to the E27 Alarm Engine. Operates from
4-wire data bus. Up to 7 of these can be used, increasing total zones
(inputs) to 128. Also provides 1 Form āCā relay output. Features DC
power & battery connectors, allowing easy connection of remote power
source/backup battery
16 EOL Resistor Supervised Hardwire Zones
DIP switch selectable EOL resistance values (1.0K, 2.2K, or 3.3K)