HM 1400 TRX Total Mercury Analyser - Webshop, Gas Analysis ...

7. Operation• Menu item "3-W-V" (Three-way-valve)The current temperature of the 3-way ball valve is displayed. The targetvalue can be changed. The limit values are editable and generate acorresponding error message if the upper or lower range limits areexceeded.• Menu item "Chiller"The current temperature of the cooling circuit for the gas sample isdisplayed. The limit values are editable and generate a correspondingerror message if the upper or lower range limits are exceeded.• Menu item "Gas"The current gas temperature is displayed. The gas temperature isrequired to calculate the concentration under standard conditions. Thelimit values are editable and generate a corresponding error message ifthe upper or lower range limits are exceeded.• Menu item "Backflusher"The time interval for probe purging is identical to the interval for theautomatic zero offset measurement, and is only displayed here for thesake of completeness and for orientation purposes. The countdowndisplays the remaining time until the next zero offset measurement.By pressing key the countdown for automatic zero offset measurementcan be reset to its start position.• Menu item "Zero offset"Pressing key takes you to the manual zero control process afterentering a valid password (see Zero offset (manual).Key takes you to the input mask for the parameters of theautomatic zero offset measurement. (see Zero offset (automatic)).• Menu item "Stop last measuring value at zero offset"Here you can set whether the last measuring value is to be stopped atthe current output during automatic (internal) zero control. This isdeactivated by pressing thekey, and activated by pressing thekey.• Menu item "Cleaning up Goldtrap" (option)Here you can start baking out of the gold trap.HM 1400 TRX 57