AltTest Software User Guide Menu Options
Contents
1. E E AltTest Operating Modes 1 Free Running Mode Select Free Running Mode for an altimeter which has been configured to operate as a free running altimeter The altimeter mode is set by switch settings inside the altimeter When in free running mode the altimeter is operating under its own control sending out data It requires no interrogation from the AltTest program AltTest displays the current altitude of the altimeter and plots it on the chart AltTest will also calculate an average altitude using a specified number of data samples set in Settings gt Options which is also displayed and charted The number of data samples plotted on the chart will be the same number used to calculate the average altitude Free Running Mode Display AltTest File Settings Log Help Current altitude green Current Altitude Free Mincling Ea and average altitude 2 Ziti mig ee ee red in meters aE 1 8m f r pez Pe Om f 1 5m Average Altitude 16m 4 F 4 t 1 5m 1 2m s a H1 2m 1 0m A Dm 0 8m 0 8m 0 6m 0 6m 0 4m 0 4m E i r 1 4m 0 2m 0 2m 0 0m 4 S amaaa aaa aaa aaa aa TAN Cc m Cc 5 ime ts E gm a oe Ll Ll a 10 46 59 4 Mon 13 Sep 2005 10 47 02 COM2 3600 5 M 1 2 ASCII Interrogate Mode Select ASCII Interrogate Mode for altimeters conf2. Processing ASCII Interrogate Mode Bathy Altimeter Options Enter a Velocity of Sound m s for calculating the altitude reading from Bathy Altimeter data Only check the ST Altimeter box when using an ST altimeter in Bathy mode Bathy Altimeter VOLS 1475 0 4 m s wel ST Altimeter Averaging 20 Data Processing Options Gating Select what percentage to use for the gating range of an altitude reading The gating range is calculated as gating of the last altitude reading i e for gating set at 20 the gating range is 20 of the last altitude reading If the next altitude reading falls out of this range then it is regarded as invalid and the previous altitude reading is used Hold Last Value Select how long you should hold onto the last valid altitude reading If an altitude reading falls out of the gating range of the previous reading then we can hold onto the last good altitude for a specified number of readings or until a reading within the gating range is received If Hold Last Value is set to 0 then AltTest ignores gating range s and regards all altitude readings as valid Averaging Select how many data samples to use when calculating the average altitude of an altimeter a aM H l M l a aal Tritech International Ltd AltTest User Guide 103 Altimeter Test Program User Guide Page 3 of 4
3. fesist ee 4 8m i 1 6m File Settings Log r 1 4m FA 2m Orn Current altitude green sem and average altitude red A ocr ae in meters ae gam e L e eg e a ea ad a a Only the nodes selected ee eee ee BE from the Settings gt Options menu will appear on the display Click a node s Interrogate button to manually interrogate it The button will be disabled if Auto Interrogate option has been selected 3 Z Interrogate Bathy Mode Select Z Interrogate Bathy Mode for an altimeter configured to be an interrogated altimeter or a Bathy altimeter This option is set by switch settings inside the altimeter AltTest allows the user to manually interrogate the altimeter by pressing the Interrogate button The altimeter can also be automatically interrogated using the Auto Interrogate function at the rate defined by the Auto Interrogate Rate setting Settings gt Options AltTest displays the current altitude of the altimeter and plots it on the chart AltTest will also calculate an average altitude using a specified number of data samples which is also displayed and charted The number of data samples plotted on the chart will be the same number used to calculate the average altitude Z Interrogate Bathy Mode Display AltTest File Settings Log Help Current altitude green and average altitude red Current Atude Z Interrogate Altimeter
4. in meters a eee aries ee eka a eC ee i Average Altitude Click the Interrogate button to manually interrogate the altimeter The button will be disabled if Auto Interrogate option an has been selected mea 3 D io iD to re re oc co co a oo TE a a TE TE oo co Mon 13 Sep 2005 10 55 59 COM2 9600 9 N 1 NB When using an ST altimeter in Bathy mode make sure the ST Altimeter box is checked in Settings gt Options to allow the AltTest program to correctly interpret ST Altimeter Bathy Mode data Tritech International Ltd AltTest User Guide 103
5. Altimeter Test Program User Guide Page 1 of 4 E E E AltTest Software User Guide AltTest software provides a simple way of communicating with Tritech altimeters and displaying the data It is compatible with Microsoft Windows 98 2000 XP Altimeter data can be logged in two formats raw or processed Processed log data can be imported into a spreadsheet package for post processing AltTest Software Display AltTest File Settings Log Help Current Altitude Free Running Altimeter Menu Options 20m ee ee proces cess ae ene 2m 1 8m 1 8m Average Altitude i l l Pae a dis Sa rate F1 Em Scrolling altitude 1 4m et Cee ee ee ee e chart Displays current altitude 1 2m eT 2m solid blue and average altitude red line 1 0m 1 m OS Or 0 Em 020m 160m O 4m 210m GBM 070m 0 0m i ni r i 110m n z a i l p 220m 180m l a Ll Mon 19 Sep 2005 09 59 25 COM2 9600 8 N O E iim Oem m 5 0 60mi q 0 4m 0 2m 0 2m Terminal style window Displays the raw data Current and average altitude display The display will Serial Port settings string received from the altimeter change depending on operating mode Menu Options File w Exit Closes the AltTest application Settings L COM Port Change the settings of the Com Port ls Options Change applicat
6. igured as ASCII addressable nodes single character ASCII address in the range A to H The address is set by switch settings inside the altimeter The units are always triggered by interrogation i e they cannot free run ASCII addressable units may be connected together on an RS485 or multidrop RS232 communications link AltTest allows the user to select which addressable units are available for interrogation nodes that have been selected are on the display Settings gt Options Each node can be manually interrogated by pressing its Interrogate button All available nodes can also be automatically interrogated using the Auto Interrogate function at the rate defined by the Auto Interrogate Rate setting AltTest displays the current altitude of the altimeter It also calculates an average altitude using a specified number of data samples which is also displayed The altimeter data displayed on the chart can be selected by clicking on an altimeter s address panel which will then be highlighted The number of data samples plotted on the chart will be the same number used to calculate the average altitude es Ts Tritech International Ltd AltTest User Guide 103 Altimeter Test Program User Guide Page 4 of 4 a a ee ASCII Interrogate Mode Display AltTest Click on a node s address panel to view its data on the chart The highlighted Dee eee panel shows the current AAN ee eee ee oe node being charted i BE
7. ion options See below Log Format Raw will log the exact data string that is sent by the altimeter Processed will log all processed data and settings in CSV Comma Separated Value format Tritech International Ltd AltTest User Guide 103 Altimeter Test Program User Guide Page 2 of 4 L Setup Set logging options Check to continue logging to a new file once the maximum number of log records has been Log Fath reached Set the maximum Logger Setup gt number of records a log file can hold MaxLogSize 50000 4 Records BA Continue Log Check to time stamp each line of log data Set the file path to Store log files Li Record Toggle to start stop logging data Help L gt About Details about the AltTest application L System Information about the Windows system AltTest Options Set altimeter Set data processing operating mode options Auto Interrogate Check Auto Interrogate to automatically interrogate the altimeter s at the interval set by Auto Interrogate Rate Only available in ASCII Interrogate or Z Interrogate Bathy Mode Altimeter Options Altimeter Mode we Auto Interrogate Free Running Interrogate Rate 200 ms ASCII Interrogate Q ASCII Nodes Select the ASCII Addressed Nodes to interrogate A to H Only available in e 2 Interrogate Bathy my EA kA kA kA kA Gating amp kA kA Hold Last Value 0 Data
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