ii
3.3.2 FAULT ........................................................................................................................................ 16
3.4 CONDUCTING A MANUAL PURGE .......................................................................................... 17
3.4.1 LINE HIGH DETECTED DURING PURGE .................................................................................. 17
3.4.2 BLEEDING THE TANK ............................................................................................................... 17
3.5 CONFIGURING THE BUBBLER USING THE BUBBLER INTERFACE....................................... 18
3.6 SETTING THE STAGE ................................................................................................................. 18
3.6.1 USING THE 4-20 MA OPTION TO CONFIGURE STAGE .......................................................... 19
3.7 SETUP MENU ............................................................................................................................. 20
3.8 DIAGNOSTICS............................................................................................................................ 21
3.8.1 UPDATING FIRMWARE............................................................................................................. 21
4.1 SETUP GENERAL INFORMATION ............................................................................................ 24
4.2 SENSOR TAB .............................................................................................................................. 25
4.3 STAGE TAB ................................................................................................................................. 25
4.4 SETUP TAB ................................................................................................................................. 26
4.5 PURGE TAB ................................................................................................................................ 27
4.6 SAVE CONFIGURATION ............................................................................................................ 28
4.7 BUBBLER SENSOR SCREEN ..................................................................................................... 28
4.7.1 CONDUCT A MANUAL PURGE ................................................................................................ 29
4.7.2 SET STAGE AND CALCULATE/CLEAR OFFSET ......................................................................... 29
4.8 SETTING THE BUBBLER’S TIME ............................................................................................... 32
5.1 STANDARD SDI-12 MEASUREMENT COMMANDS ................................................................ 33
5.1.1 SDI -12 MEASUREMENT COMMAND CODES ......................................................................... 35
5.1.2 CONDUCTING A PURGE USING THE M7 COMMAND ........................................................... 35
5.2 EXTENDED (X) COMMANDS .................................................................................................... 36
5.2.1 REQUIRED FORMATTING ELEMENTS ..................................................................................... 36
5.2.2 SETTING THE BUBBLER’S DATE AND TIME ............................................................................ 36
5.2.3 X COMMANDS LIST .................................................................................................................. 37
B.1 MECHANICAL INDICATORS ..................................................................................................... 42
B.2 MEASUREMENT VALUE FAULT INDICATOR ........................................................................... 42
B.3 DATA INDICATORS ................................................................................................................... 43
B.4 BUBBLER STATUS SCREEN FAULT INDICATORS ................................................................... 46