Brooks ALARM 2000, Site Manual

Page: 17 / 70

Site Manual
Alarm 2000 Iss 5
17
3.3.3 Manual Override Module:
MANUAL OVERRIDE
The Manual Override Module is fitted where access and/or smoke doors within the
residence are to be secured or held open via electronic locks which require automatic
operation under fire alarm conditions but must also allow for manual operation to regulate
entry and exit. The module provides six individual manual override switches. Electric locks
are configured to be fail safe i.e. removal of power will cause the locks to open.
Under fire alarm operation, an output delay is provided to avoid the locks operating from a
false alarm due to a transient alarm condition. The delay time can be set to 1-2 Sec, 15
Sec or 30 Sec (refer to Manual Override Module data sheet F565D).
Note: This delay is specific to this module and is in addition to any other selected
i.e. locate or isolate
Input:

Alarm signal from either and/or the Smoke / Heat Alarms, MCP, or Sprinkler
system.
Output:

Six (6) 24V
DC
supplies
Total current permitted for all 6 outputs - 1 Amp maximum.
Controls:

Six (6) toggle switches for manual override of each supply output.
Indicators:

Amber LED integrated within each switch body for each of the six (6) manual
override switches.
Time Delay:

LK1.1 = 30 sec

LK1.2 = 15 sec

LK1.3 = 1-2 sec