FIRECLASS FC490ST
4.1 ADDRESS PROGRAM
User Manual Doc. version 2
13
Type Value may be cross-referenced to Model No. by refer-
ring to table 5 on page 11.
4.1.7
DIGITAL INPUTS
This menu option displays the status of the digital inputs in
binary and as a decimal number between 0 to 255 for all
addressable devices. The binary number is aligned with
least significant bit on the right as indicated with a small “L”
character.
4.1.8
DIGITAL OUTPUTS
The user may set the Digital Output of the addressable
device by using the following function buttons, F2 to F4.
Flashing cursor denotes the digit to be set.
moves the cursor one position to the right
Tog - toggles between 0 and 1 for each digit
Set - prompts the FC490ST to send an instruction to the
addressable device
Menu - to return to the main menu options
Example, An alarm LED test may be performed on address-
able devices using the digital output function. Move the cur-
sor to the eighth bit on the far-right and toggle this bit “1”.
After
Set
is selected, a message will appear asking for con-
firmation of the action to send the data to the device, as fol-
lows:
Select ‘Yes’ and the LED should illuminate red.
4.1.9
Additional Functions
DEVICE POLLING
In all operations that retrieve data from an attached device,
the FC490ST polls the attached device at a pre-determined
interval. This interval is 2 seconds for the ADDRESS PRO-
GRAM function and 5 seconds for all other functions.
LOW BATTERY
This is indicated by a flashing symbol in the bottom right of
the LCD display.
The batteries must be charged using the mains adaptor
with its connecting lead plugged into the FC490ST DC IN
12V socket.
LCD BACKLIGHT
The display can be temporarily illuminated by pressing any
two buttons simultaneously at any time.
AUTO POWER OFF
AUTO POWER OFF is designed to save battery life. If there
have been no button presses during the last 5 minutes, the
FC490ST automatically turns itself off.
Menu
Device Type: 10
Menu
11100011
L
227
Menu Tog -- Set
00000000
L
0
Menu Tog -- Set
00000001
L
1
WARNING
Danger from electric shock
When using the FC490ST on an
ancillary device connected to the
addressable loop, make safe any
attached equipment, for example,
extinguishing, plant shutdown etc.
unless it is being used specifically for
testing the attcahed equipment.
