4. OPERATION
The Apex gas measuring system is controlled from the Transmitter Unit via a menu system,
displayed on an LCD screen, and a set of control buttons.
Thischapterprovidesoperationalinformationaboutthefollowing:
• Display and control buttons
• Start-up
• Passwords
• Menus
• User Tasks
• Fault diagnosis
• System Calibration
• Binding the Communications Board to the Network
IfanoptionaldigitalcommunicationsboardisttedintheTransmitterUnit,e.g.LonWorks,then
control can also be achieved from a remote location.
4.1 DISPLAY AND CONTROL BUTTONS
LCD screen
Control