083730300A DCN8101 vii
2.5.1 Setup>Data Logging (Data Acquisition System, DAS) ....................................................................64
2.5.1.1 Configuring Trigger Types: Periodic ..................................................................................66
2.5.1.2 Configuring Trigger Types: Conditional ............................................................................67
2.5.1.3 Downloading DAS (Data Acquisition System) Data ..........................................................67
2.5.2 Setup>Events ...................................................................................................................................68
2.5.2.1 Editing or Deleting Events .................................................................................................70
2.5.2.2 Using Events as Triggers for Data Logging.......................................................................70
2.5.3 Setup>Dashboard ............................................................................................................................71
2.5.4 Setup>AutoCal (with Valve Option) .................................................................................................72
2.5.5 Setup>Vars ......................................................................................................................................72
2.5.6 Setup>Homescreen .........................................................................................................................73
2.5.7 Setup>Digital Outputs ......................................................................................................................74
2.5.8 Setup>Analog Outputs .....................................................................................................................75
2.5.8.1 Manual Calibration of Voltage Range Analog Outputs ......................................................77
2.5.8.2 Manual Adjustment of Current Range Analog Outputs .....................................................78
2.5.9 Setup>Instrument .............................................................................................................................79
2.5.10 Setup>Comm (Communications) .....................................................................................................80
2.5.10.1 COM1/COM2 .....................................................................................................................80
2.5.10.2 TCP Port1 ..........................................................................................................................81
2.5.10.3 TCP Port2 ..........................................................................................................................81
2.5.10.4 TCP Port3 ..........................................................................................................................81
2.5.10.5 Network Settings ...............................................................................................................81
2.6 Transferring Configuration to Other Instruments .........................................................................................82
3 Communications and Remote Operation ................................................................................... 83
3.1 Data Terminal/Communication Equipment (DTE DCE) ..............................................................................83
3.2 Modes, Baud Rate and Serial Communication ...........................................................................................83
3.2.1 Serial Communication: RS-232 ........................................................................................................84
3.2.1.1 Serial Communication: RS-485 (Option) ..........................................................................................84
3.3 Ethernet .......................................................................................................................................................84
3.4 Communications Protocols ..........................................................................................................................85
3.4.1 MODBUS..........................................................................................................................................85
3.4.1.1 MODBUS Com Port Configuration ....................................................................................85
3.4.2 Hessen .............................................................................................................................................87
3.4.2.1 Hessen Com Port Configuration ........................................................................................87
3.4.2.2 Hessen Settings Configuration ..........................................................................................88
4 Calibration ................................................................................................................................ 90
4.1 Important Precalibration Information ...........................................................................................................90
4.1.1 Calibration Requirements .................................................................................................................90
4.1.2 Zero Air .............................................................................................................................................91
4.1.3 Calibration (Span) Gas .....................................................................................................................91
4.1.4 Interferents .......................................................................................................................................91
4.1.5 Dilution Ratio Option Software Set Up .............................................................................................91
4.1.6 Second Gas Sensor Options Calibration .........................................................................................92
4.1.7 Data Recording Devices ..................................................................................................................92
4.2 Calibration Procedures ................................................................................................................................92
4.2.1 Calibration and Check Procedures for Basic Configuration .............................................................93
4.2.1.1 Zero Calibration Check and Actual Calibration .................................................................94
4.2.1.2 Span Calibration Check and Actual Calibration ................................................................94
4.2.2 Calibration and Check Procedures with Valve Options Installed .....................................................95
4.2.2.1 Use of Zero/Span Valve with Remote Contact Closure ....................................................96
4.3 Automatic Zero/Span Cal/Check (Auto Cal) ................................................................................................96
4.4 CO Calibration Quality .................................................................................................................................99
4.5 Calibration of the T300/T300M’s Electronic Subsystems ............................................................................99
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