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Vaisala DMT143 User Manual

Page 4

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USER'S GUIDE ____________________________________________________________________

2 ____________________________________________________________________ M211435EN-E

Sampling from a Process ...................................................... 26

Sampling Accessories ........................................................... 26

DMT242SC Sampling Cell .................................................. 26

DMT242SC2 Sampling Cell with Swagelok Connectors ..... 26

DSC74 Sampling Cell with Quick Connector and Leak Screw
............................................................................................. 27

DSC74B Two-Pressure Sampling Cell ................................ 28

DSC74C Two-Pressure Sampling Cell with Coil ............ 30

DM240FA Duct Installation Flange ................................ 32

CHAPTER 5

OPERATION ................................................................................................. 33

Transmitter Start-Up ............................................................... 33

Operation with DM70 Hand-Held Dewpoint Meter ............... 34

Serial Communication ............................................................ 35

Connecting to the Serial Interface ....................................... 35

Installing the Driver for the USB Service Cable ............. 35

Terminal Application Settings .............................................. 36

List of Serial Commands ....................................................... 38

Device Information ................................................................. 39

Show Device Information..................................................... 39

Show Analog Output Mode ................................................. 39

Show Firmware Version ...................................................... 40

Show Firmware Information ................................................ 40

Show Currently Active Errors .............................................. 40

Show Serial Number ............................................................ 40

Show Command List ........................................................... 41

Configuring Analog Output ................................................... 42

Set Analog Output Parameters and Scaling........................ 42

Set Analog Output Error Notification ................................... 43

Extend Analog Output Range .............................................. 44

Test Analog Output .............................................................. 44

Enable or Disable Analog Output ........................................ 45

Serial Line Output Commands .............................................. 45

Start Measurement Output .................................................. 45

Stop Measurement Output .................................................. 45

Set Output Interval ............................................................... 46

Output a Reading Once ....................................................... 46

Configuring Measurement Parameters ................................ 47

Set Measurement Output Format ........................................ 47

Set Measured Gas Type...................................................... 49

Set Measurement Filtering .................................................. 49

Set Pressure Compensation Value ..................................... 50

Select Unit ........................................................................... 51

View User Adjustment Parameters ..................................... 51

Set User Adjustment Parameters ........................................ 52

Configuring Serial Line Operation ........................................ 53

Set Serial Line Operating Mode .......................................... 53

Set Serial Line Settings ....................................................... 53

Set Transmitter Address ...................................................... 54

Set Serial Line Response Time ........................................... 55

Other Commands.................................................................... 55

Opening the Transmitter in POLL Mode.............................. 55

Closing the Connection to a Transmitter in POLL Mode ..... 55