SYSTEM SENSOR B224BI 18/12 Requires (4) CR-123A batteries (included)

Requires (4) CR-123A batteries (included)

Wheelock Power Supplies or other manufacturers panel incorporating the Wheelock Patented Sync Protocol

the detector signals a trouble condition to the control panel

These annunciators mount on a standard single-gang electrical box and provide LED indications for alarm zone 1 (red LED)

and control and supervision for up to 32 DAL devices

SYSTEM SENSOR B224BI 18/12 Requires (4) CR-123A batteries (included)The isolator base is intended for use in an intelligent system. Isolator bases prevent an entire communications loop from being disabled when a short circuit occurs. They accomplish this by isolating that part of the loop containing the short from the remainder of the circuit. These bases also automatically restore the entire loop when the cause of the short circuit is corrected. In general, up to 25 addressable devices may be isolated between