Normal Operation; Display Screen - Honeywell Sensepoint XCD RFD Technical Handbook

Sensepoint XCD RFD Technical Manual SPXCDHMRFEN Issue 4_08-2016

8 Normal Operation

Sensepoint XCD RFD is supplied configured and ready for use according to the "Default
Settings" table shown above. However these setting may be tailored to a specific
application requirement using the Sensepoint XCD RFD configuration menu system.
Access to the Sensepoint XCD RFD transmitter's configuration menus system is via the
Magnetic Activation Tool.

8.1 Display Screen

The Sensepoint XCD RFD display features an LCD with Numeric and bar-graph gas
concentration data, alpha-numeric warning and status indication, a target for magnetic
switch activation and the UP/DOWN/ESC/ENTER zones for remote configuration. The
LCD is also backlit with hi-intensity multi-colour LED indicator to show NORMAL, ALARM
and FAULT status.
During normal operation the instrument display shows a steady GREEN backlight.
During Low and High Gas Alarm it displays a flashing RED backlight
During Fault condition the instrument display shows a flashing YELLOW backlight.
The screen is visible through the window of the transmitter's cover. The display shows the
gas concentration (both graphically and numerically), range, units, alarm/
fault status, etc.
Note: The detector display may become sluggish in sub-zero temperatures and possibly
unclear at temperatures below -40 °C, but the detector continues its gas monitoring
function. The display is not damaged and recovers when the temperature increases.
Full Scale
Bar Graph
Test Pass Icon
(Proportional
to gas reading)
Gas Type
Peak Reading bar
Measuring
Unit
Gas Reading
Diagram 10: Example of a Flammable Transmitter Display screen – Normal Operation
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