Honeywell XNX - Page 178

XNX Universal Transmitter
Appendix A - HART
®
Protocol
176
Calibration
Thecalibrationmenupermitscalibratingzeroorspanand
bumptesting�Additionally,whenttedwithaSearchlineEXCEL
sensor,theCalibratemenudisplaystheopticalsignalstrength
formechanicalalignment�Thegascalibrateoperationisshown
below�
Figure 245. Gas Calibrate Method
Caution: Donotbackoutofamenuselectionwhileacalibrationisinprogress.
Conguration
AllusersettingsoftheXNXtransmittercanbemadeeitherat
thelocaluserinterfaceoroverHART�Thecongurationmenu
facilitatesconvenientsetupofalarmlevelsasshowninFigure
246�Methodsarealsoprovidedtosettime,units,andother
parameters�
Figure 246. Set Range and Alarm
Conclusion
TheXNXHARTinterfaceaddsvaluebyfacilitatingremote
operationofHoneywellAnalyticsgassensors�Allfunctions
availablelocallyarealsoavailableoverHART�
