GAS Gasmaster, Installation, Operation And Maintenance Manual

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■
Faults
Lists the fault conditions present
■
Warnings
Lists the warning conditions present
■
View
View current status of relays, outputs, detector
inputs, power supply and configuration
■
Action
Perform routine operations: tests of control
panel or audio visual alarms
■
Supervisor
Perform password protected supervisor
functions: inhibit channels, calibration,
testing and configuration
Use the Continue button and the Up and Down
buttons, to navigate through the menu system.
Use the Continue button to select and action
menu items, submenus and wizard menus.
During editing and configuration of Gasmaster,
use the Continue button to accept changes made
to settings.
BACK
Use the Back button to exit the menu system or
cancel actions. Double-click the Back button to
cancel text edits or return to the main menu.
3.2 Gasmaster start up sequence
At power up during Gasmaster installation, or when
Gasmaster is restarted, Gasmaster will initialise the
system by performing a self-test. The start up sequence
is shown below:
3.3 How to adjust display contrast
To edit the display contrast press and hold the Up
button to increase contrast, and Down to decrease
contrast. The contrast level will be displayed.
The menu display contrast is altered independently
from the channel display area. Press the Continue

button whilst still in the Menu Contrast screen, use the
Up
 and Down  button to choose Menu Display or
Channel Display. Press Continue

to select. Adjust the
display contrast as described above. Press the Back
button to finish.
3.4 How to display Instrument serial
number and system identity
The system identity and instrument serial number can
be displayed during normal channel monitoring, alarm
or fault conditions.
To display the system identity and instrument serial
number, press and hold the Back

button.
3. Operation