A.1.1
LED indicators
There are three LED status indicators on the local operator interface (LOI) that show the
overall status of the gas chromatograph (GC). These LEDs are positioned to the right of the
display screen. Each LED, when lit, indicates a specific condition.
The GC is currently running an analysis.
The GC has at least one unacknowledged alarm.
The GC has an out-of-tolerance or alarm condition that requires
an operator action.
A.1.2
LCD display screen
The LCD display screen measures 4.4 by 3.3 in. (111.4 x 83.5 mm) and is capable of 640 by
480 VGA pixel resolution, supporting both text and full graphics.
The backlighting, boost, and brightness are all under software control. The boost and
brightness levels are user-adjustable.
A.1.3
Keypad
The keypad consists of eight infrared keys.
Command keys
The four keys located above the LCD display screen are command keys.
Related information
Arrow keys
The four keys below the LCD display screen are arrow keys that allow you to navigate
within the screen by scrolling or moving the cursor from field to field. These keys function
in the same way as a computer keyboard’s arrow keys.
Local operator interface (LOI)
Reference Manual
June 2022
2-3-9000-744
198
Emerson.com/Rosemount
Summary of Contents for Rosemount 700XA
Page 1: ...Reference Manual 2 3 9000 744 Rev L June 2022 Rosemount 700XA Gas Chromatograph ...
Page 6: ...TxD TD or Sout Transmit data or signal out 6 ...
Page 30: ...Overview Reference Manual June 2022 2 3 9000 744 30 Emerson com Rosemount ...
Page 100: ...Installation and start up Reference Manual June 2022 2 3 9000 744 100 Emerson com Rosemount ...
Page 182: ...Operation and maintenance Reference Manual June 2022 2 3 9000 744 182 Emerson com Rosemount ...
Page 280: ......
Page 281: ......
Page 282: ......
Page 293: ......