RayTek FA Thermometer User Manual


 
Operation
26 MarathonSeriesFA/FR
Thesensorhasaremotelockingfeaturethatkeepstheunitfrombeingaccidentallychangedfromthe
controlpanel(lockedbydefaultinmultidropmode).Thislockoutmodedeniesaccesstoallthe
switchesonthecontrolpanel.ItisavailablethroughtheRS485connectionandcanbeunlockedonly
by
acommandfromtheremotecomputer.
6.2OperationModes
Whenyoufirstturntheuniton,thedisplayshowsthecurrenttemperature.Pushingthemodeselector
buttonwillchangethefiguresonthedisplaytothecurrentsettingforeachparticularmode.The
followingfigureillustratesthesequenceofoperationforthemodeselectorbuttonwhenincurrent
temperaturemode.
Figure24:ModeSelectorButtonSequence(FAModels)
Display current temperature Switches between °C and °F
Display/Change emissivity
default: 1.00
Raises and lowers emissivity
Display/Change peak hold setting
default = 0 sec / off
Raises and lowers
peak hold timing
Display/Change averaging setting
default = 0 sec / off
Raises and lowers
averaging time
Display/Change valley hold setting
default = 0 sec / off
Raises and lowers
valley hold timing