Page 1 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
Page 2 I-773 DASH 16u Portable Universal 16-Channel Field Recorder Operations Manual...
Page 4 Dash™ 16u Operations Manual Part No. 22834-465 12/00 Firmware V 1.6 Specifications are subject to change without notice. Astro-Med, Inc. 600 East Greenwich Avenue West Warwick RI 02893 1.401.828.4000 Technical Support 1.800.343.4039 mtgroup@astro-med.com...
Page 6: Table Of Contents
Dash 16u Portable 16-Channel Field Recorder Table of Contents Important Information ............................1 Copyright .......................... 1 FCC Compliance Statement ....................1 Canadian Emissions Requirements ................... 1 Limited Warranty......................2 Disclaimer of Warranty..................... 2 Product Identification......................3 Contact Astro-Med, Inc..................... 3 Chapter 1 Before You Get Started............................
Page 7 Dash 8n/8u Portable 8-Channel Field Recorder FFT Axis Labeling......................38 FFT Windowing......................39 FFT Data Averaging ....................... 40 Chapter 2 Set Up for Real-time Operation ........................41 Before Real-time Recording........................41 System Setup Functions ..........................42 Setup Clock ..........................42 Setup Color..........................
Page 8 Dash 16u Portable 16-Channel Field Recorder Set Offset ..........................80 Copying Amplifier Settings ..................... 81 Printing Amplifier Settings ...................... 82 Chapter 3 Real-time Operation............................83 Real-time Recording..........................83 Run Chart..........................83 Dual Speed Recording ......................84 Timed Recording ........................85 Data Logger...............................
Page 9 Dash 8n/8u Portable 8-Channel Field Recorder Print ASCII Text Files ......................126 Copy, Rename, or Delete Data Files..................127 Format a Zip Disk........................128 Using a PC with the Recorder ........................129 PC Interface..........................129 AstroVIEW™ C ........................129 Installing AstroVIEW C ....................130 Uploading to PC via Ethernet ..................130 AstroSET..........................131 Installing AstroSET .......................132 Chapter 4...
Page 10: Important Information
Astro-Med, Inc. AstroVIEW C is a trademark of Astro-Med, Inc. Ethernet is a trademark of Xerox Corp. Windows, Microsoft, and MS-DOS are registered trademarks of Microsoft Corp.
Page 11: Limited Warranty
Astro-Med, Inc. To obtain warranty services, contact us at 401.828.4000. Astro-Med, Inc. is not responsible for your product if it is lost or damaged in transit. Astro-Med, Inc. makes no warranty, either express or implied, with respect to this product’s fitness for a particular purpose.
Page 12: Product Identification
UPGRADED SOFTWARE VERSION DATE INSTALLED UPGRADED SOFTWARE VERSION DATE INSTALLED Contact Astro-Med, Inc. Keep those suggestions coming! We love to hear from you. To contact the Astro-Med, Inc. Development Group, send us an email at mtgroup@astro-med.com or call 401-828-4000. Important Information...
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Page 14: Before You Get Started
Chapter 1 Before You Get Started Overview The Dash 16u is a recording system that combines the features of a high-speed oscilloscope, a real-time chart recorder, and a multi-channel data acquisition system. Sixteen channels of universal signal conditioning, real-time data display, real- time chart recording, and built-in data acquisition are provided.
Page 15: Front Panel Controls
Dash 16u Portable 16-Channel Field Recorder Front Panel Controls The front panel is designed to provide clear and fast access to menu commands and other unit features. Figure 1, Dash 16u Front Panel waveform display area displays waveforms and grids upper and lower text areas upper: text related to menu items;...
Page 16: Encoder Wheel
Dash 16u Portable 16-Channel Field Recorder encoder wheel saves time when making menu selections; when a menu item on the display is highlighted, options related to the item are present in the lower text area and can be modified by turning the wheel...
Page 17: Alphanumeric Keypad
Dash 16u Portable 16-Channel Field Recorder Alphanumeric Keypad When a field in the menu label is highlighted, turning the encoder wheel usually reveals all options. Use the keypad when this is not the case, or if keypad entry is preferred.
Page 18: Pre-Set Function Hotkeys
Dash 16u Portable 16-Channel Field Recorder Pre-set Function Hotkeys Pre-set functions simplify basic operation and real-time recording. Figure 4, Preset Function Hotkeys Sys Hotkey. [SYS] provides quick access to unit setup and system settings menus. Amp Hotkeys. [AMP] hotkeys provide quick access to channel information and allow fast modification of amplifier settings.
Page 19 Dash 16u Portable 16-Channel Field Recorder MARK Hotkey. Pressing [MARK] causes the system mark at the top of the chart to activate. The system event marker provides a convenient way to place a mark on the chart that can be used to mark the start or end at some particular change in the test.
Page 20: Rear Panel
Dash 16u Portable 16-Channel Field Recorder Rear Panel Figure 5, Rear Panel Dash 16u Banana jack input Terminal block input Max voltage indication Pin 4, Ground Channel designation Pin 3, Excitation Event port Pin 2, – Signal Input Temperature thermistor...
Page 21: Right Side Panel
Dash 16u Portable 16-Channel Field Recorder Right Side Panel Figure 6, Right Side Panel Ethernet connector Encoder wheel Utility I/O port Zip drive DC power input Power On/Off Ventilation louvers Ventilation fan AC power input Before You Get Started...
Page 22: Quick Reference To Menus & Commands
Dash 16u Portable 16-Channel Field Recorder Quick Reference to Menus & Commands [SYS] AUTO-CHART SETUP CUSTOMIZE << BACK CHART EDIT NEXT >> LABELS/TEXT SETUP DATA CAPTURE SETUP TRIGGER ADVANCED ZIP DISK OPERATIONS SYSTEM SETUP EXIT CANCEL Auto-Chart AUTO-CHART CHANGE Channel...
Page 23 Dash 16u Portable 16-Channel Field Recorder AUTO-CHART TEXT BUFFER SETUP CUSTOMIZE LOCATION CHART EDIT STATUS LABELS / TEXT SETUP DATA CAPTURE SETUP EDIT BUFFER BUFFER TRIGGER WINDOW >> ADVANCED ZIP DISK DEFAULT CANCEL OPERATIONS ALL TEXT SYSTEM PRINT SETUP DEMAND...
Page 24 Dash 16u Portable 16-Channel Field Recorder AUTO-CHART MANUAL Set To SETUP CHANNEL PERIODIC CUSTOMIZE WAVEFORM Set To CHART TYPE / CLASS ONE-TIME EDIT EXTERNAL LABELS / TEXT CLOCK << FIELD >> SETUP DATA CAPTURE SETUP TOGGLE BANK TRIGGER TOGGLE << FIELD >>...
Page 25 Dash 16u Portable 16-Channel Field Recorder AUTO-CHART SETUP MENU COLOR SETUP CLOCK IP ADDRESS CUSTOMIZE SETUP GRID COLOR CHART COLOR SUBNET MASK EDIT SETUP GRID LABELS / TEXT TCPIP BACKGROUND GATEWAY SETUP ALARM COLOR KEYBOARD SETUP CURSORS DATA CAPTURE SETUP EVENT MARKERS <<...
Page 26 Dash 16u Portable 16-Channel Field Recorder SCALING RANGE RANGE OFFSET OFFSET DC / GND NEXT DC / GND FILTER PK-PK / RMS PREV PK-PK / RMS FILTER SETUP SETUP DSP / FILTER DSP / FILTER SETUP SETUP USER SCALING USER SCALING...
Page 27 Dash 16u Portable 16-Channel Field Recorder SET TO RANGE SET TO OFFSET SET TO DC / GND PK-PK / RMS SET TO CAL METHOD SINGLE-ENDED SETUP DSP / FILTER DIFFERENTIAL AUTOBALANCE SETUP USER SCALING DIFFERENTIAL COPY CALIBRATE CALIBRATE 50 mV AMPLIFIER …...
Page 28 Dash 16u Portable 16-Channel Field Recorder [MODE] CHART 1 CHART 2 CHART 3 CHART 4 RUN DATA LOGGER DISPLAY TIMED RECORDING DUAL SPEED RECORDING DATA RECORD REVIEW DATA RECORD I/O Run Chart SETUP CHART CHART 1 PAPER LOG SPEED DATA LOG...
Page 29 Dash 16u Portable 16-Channel Field Recorder CHART 1 CHART 1 START TIME SETTING #1 CHART 2 CHART 2 STOP TIME SETTING #2 CHART 3 CHART 3 OUTPUT OUTPUT CHART 4 CHART 4 RUN DATA RUN DATA TOGGLE LOGGER LOGGER DURATION <<FIELD>>...
Page 30 Dash 16u Portable 16-Channel Field Recorder SET PREVIEW FIND SEARCH TIME CURSOR CHART 1 RECORD METHOD FORMAT SEARCH <<PAGE TOGGLE UNITS CHART 2 CRITERIA SCREEN PAGE>> SETUP CHART 3 PREVIEW BOOKMARK T-EXPAND CHART 4 ABOUT (A) START POINT RUN DATA SETUP <<...
Page 31 Dash 16u Portable 16-Channel Field Recorder DELETE FIND FIND CHART 1 RECORDS RECORD RECORD CHART 2 FORMAT CHART 3 CAPTURE MEM FILENAME FILENAME DELETE METHOD CHART 4 RUN DATA BACKUP LOGGER RECORD W/ZIP WINDOW WINDOW EXPORT DISPLAY RECORD W/ZIP TIMED...
Page 32: Portable Field Recorder Specifications
Dash 16u Portable 16-Channel Field Recorder Portable Field Recorder Specifications Physical case material ......aluminum dimensions .......inches: 17" L x 11.2" W x 6.6" H weight ........< 30 lbs. display ........active matrix color LCD (TFT); 10.4" (diag); display resolution 640 x 480 Paper Chart chart size ........8.5”...
Page 33: Power
Dash 16u Portable 16-Channel Field Recorder Power DC input voltage ...... 11.5 to 18 VDC AC input voltage....... 85 to 250 VAC at 50 or 60 Hz (auto select) power consumption....100 W typical, 250 W maximum NOTE IF OPERATING ON DC POWER, OPERATION AT 14 VDC OR GREATER IS REQUIRED TO FULLY CHARGE THE INTERNAL BATTERY.
Page 34: Voltage Measurements
Dash 16u Portable 16-Channel Field Recorder RMS time constant ....selectable (fast, medium, slow) waveform testing ......all active waveform channels monitored simultaneously using window or slope/level tests ADC resolution ......14-bit user scaling ......linear scaling in user-selected units misc realtime functions .....d/dt, integration post processing ......frequency spectrum (fast fourier transform)
Page 35: Thermocouple Measurements
Dash 16u Portable 16-Channel Field Recorder baseline drift w/temp ....0.1% full scale per °C CMV (differential only) ..... 40 V referenced to iso common calibration ........ semi-automated zero suppression...... yes (limited by maximum span) user engineering units....yes NOTE ACCURACY SPECIFICATIONS HOLD ONLY OVER SPECIFIED RANGES.
Page 36: Differential Input
Dash 16u Portable 16-Channel Field Recorder Differential Input LIN+ 523K 33 pf 523K LIN - 33 pf Figure 7, Differential Input Single-ended Input Range Select 681K VIN+ 423K 33 pf 43.2K 400V 4.75K 1000 pf Figure 8, Single-ended Analog Input Event Inputs number of inputs.......one per channel...
Page 37: Measurement Range And Attenuation
Dash 16u Portable 16-Channel Field Recorder Measurement Range and Attenuation SPECIFIED SPECIFIED USER MIN. MAX. RANGE (MAX OFFSET TYPE SCALING RANGE RANGE RANGE RANGE STEP OFFSET) STEP Single-ended Voltage attenuation a 0.1 V 0.4 V 0.01 V 2.2 V 0.001 V...
Page 38: Trigger Acquisition
Dash 16u Portable 16-Channel Field Recorder Trigger Acquisition trigger point location ....pre- and post-trigger %, user adjustable autotrig........on ........data is continually captured from the point the system is armed; SETUP TRIGGER settings are ignored off ........recorder awaits the next trigger after being armed before capturing data;...
Page 39: Data Capture
Dash 16u Portable 16-Channel Field Recorder manual.......triggers generated when the TRIG hotkey is pressed on the front panel clock ........periodic triggers generated automatically and continuously at specified time intervals; one-time triggers generated automatically at a specific date and time external......externally generated triggers...
Page 40: Environmental
Dash 16u Portable 16-Channel Field Recorder auto Zip archive ......enable/disable; automatic archive of capture to Zip up to 45 million samples auto backup ......supported for series of records or for all records auto chart playback ....all or any section at x1/8 to x8, auto playback supported review formats ......strip chart, numeric tabular, XY-plot...
Page 41: Pc Connection
Dash 16u Portable 16-Channel Field Recorder PC Connection Ethernet ........10 Mbps CSMA/CD, 10 Base T location ......right panel protocol......TCP/IP Event Port Figure 9, 9-pin Female Event Port event port......... a TTL or switch closure connection location ........rear panel Pin 1 through 8 ......
Page 42 Pin 9 .........External Trigger Output. This line pulses low in response to a trigger. This line can be connected to another Dash 16u’s external trigger input directly to cause it to trigger in response to the same event. Pin 10 ........External Motor Clock. 300 Hz – 25 mm/s max.
Page 43: Fast Fourier Transform (Fft)
Dash 16u Portable 16-Channel Field Recorder Pin 15........External Sample Rate Input. This pin allows a data capture to be performed referenced to the 40% to 60% duty cycle clock input on this pin. The maximum rate of input is 50 kHz.
Page 44 Dash 16u Portable 16-Channel Field Recorder FFT window ......Should be completely visible on-screen unless N- Size/Referenced Operation is performed. FFT window is a summary of the amount of raw time or samples used in the FFT process. It will reflect actual amount used unless: Cursor(s) are outside the data area displayed on screen, or not enough data remains in the record.
Page 45: Fft Transform Operation
Dash 16u Portable 16-Channel Field Recorder Data Interpolation..... Used to fit the FFT algorithm in use. Use input data interpolation after up-front input averaging. Input data interpolation allows a selected window, particularly one created with variable cursors to be input into the FFT to prevent leakage. The...
Page 46 Dash 16u Portable 16-Channel Field Recorder interpolation.......used as-needed to fit algorithm to N power if there is not enough data selected (present under cursors) Variable End-Point....function ......Variable cursor movement supported to allow the user to closely “slice” off the input data for FFT transform.
Page 47: Fft Axis Labeling
Dash 16u Portable 16-Channel Field Recorder N-Size/Referenced....function......To closely control the FFTSize and specify a starting reference use N- SIZE/REFERENCED FFT operation. The input waveform need not be completely viewed on the screen. The data included in the FFT will be based on the cursor, the size selected, and compression factor applied.
Page 48: Fft Windowing
Dash 16u Portable 16-Channel Field Recorder is set to (minimum) dB reading if the magnitude result of the FFT is not greater than 0.11% of full scale. This helps avoid noisy floor and pk/pk noise implications which occur on other output presentations.
Page 49: Fft Data Averaging
Dash 16u Portable 16-Channel Field Recorder FFT Data Averaging NO. POINTS Y-T REVIEW LG POWER-OF-2 IN EXTRA PRIOR TO INPUT COMPRESSION COMPRESSION (1) AVERAGING INTERPOLATION SIZE 1024 1896 2048 8 (16 actual) 3792 (237*16) 2048 Bin.choices>16 MaxFFTsize/K=8 (N/2048) 2048 16 (32 actual)
Page 50: Set Up For Real-Time Operation
Calibrate Input Channels. Both manual calibration of individual channels and calibration using a module supplied by Astro-Med, Inc. are supported. After setting up the recorder, realtime operation can begin. Set Up for Real-time Operation...
Page 51: System Setup Functions
Dash 16u Portable 16-Channel Field Recorder System Setup Functions Setup Clock The SETUP CLOCK function is used to set the system date and time. Date is expressed as day, month, year (i.e., 01 FEB 97). Time is expressed as hour, minute, second (i.e., 23:05:03) within a 24-hour day (i.e. 01:00:00 is 1 a.m.;...
Page 52: Setup Color
Dash 16u Portable 16-Channel Field Recorder Setup Color The SETUP COLOR function is used to make changes to display colors. The use of color in the waveform display area can significantly improve visibility of important data. [SYS] TO MODIFY DISPLAY...
Page 53: Setup Tcp/Ip
Dash 16u Portable 16-Channel Field Recorder Setup TCP/IP The SETUP TCPIP command is used to setup the IP address, IP subnet mask, and IP default gateway. [SYS] TO SETUP THE RECORDER FOR COMMUNICATION WITH YOUR COMPUTER SYSTEM: Press the [SYS] hotkey and...
Page 54: Setup Keyboard
Dash 16u Portable 16-Channel Field Recorder Setup Keyboard Use SETUP KEYBOARD to enable/disable continuous automatic printing of channel ID numbers. The ID is repeated every 128 characters (in synch with the text buffers) or once about every two pages. TO ENABLE/DISABLE CHANNEL...
Page 55: Setup Utility I/O
Dash 16u Portable 16-Channel Field Recorder Setup Utility I/O SETUP UTILITY I/O is used to configure Pin 13 of the Utility I/O port for on- demand buffer (ODB) print or remote ID. Also use this funtion to select a Battery Mode option.
Page 56: System Default
Dash 16u Portable 16-Channel Field Recorder System Default The SYSTEM DEFAULT function is used to return all system settings to factory default settings. SYSTEM DEFAULT provides an easy way to quickly clear undesirable settings and replace them with useable, pre-programmed settings.
Page 57: Speed Functions
Dash 16u Portable 16-Channel Field Recorder Speed Functions The front-panel [SPD] hotkeys allow you to instantly effect faster/slower chart speeds of [1], [5], [25], or [50] mm/second [SEC], mm/minute [MIN], or mm/hour [HR]. Speed modifications can also be made through the SET SPEED, ADVANCED...
Page 58: Chart Speed
Dash 16u Portable 16-Channel Field Recorder Chart Speed The SET SPEED, CHART SPEED menu command is used to select a real-time recording speed other than a pre-set speed. NOTE THE SPD HOTKEYS ON THE FRONT PANEL PERMIT QUICK SPEED CHANGES WITHOUT THE NEED TO ACCESS THIS MENU.
Page 59: Display Speed
Dash 16u Portable 16-Channel Field Recorder Display Speed Two methods of DISPLAY SPEED control are supported from the SET SPEED menu: NORMAL (default) and TREND. The display may also be frozen in order to attain signal and time measurements using the cursors.
Page 60: Motor Source Toggle
Dash 16u Portable 16-Channel Field Recorder Motor Source Toggle The MOTOR SOURCE TOGGLE command allows configuration of an external stepper-motor timing source to be referenced in place of the internal clock. Typically, the print rate of the stepper motor is referenced to a dedicated internal clock specifically tasked with stepper-motor timing control.
Page 61: Chart Setup Functions
Dash 16u Portable 16-Channel Field Recorder Chart Setup Functions Auto-Chart Any of the default chart formats may be modified and saved to a RUN CHART softkey. [SYS] TO MODIFY A DEFAULT CHART AND SAVE IT AS AN AUTO-CHART: If desired, return all chart formats to their factory default settings first using the DEFAULT ALL CHARTS command.
Page 62: Customize Chart Setups
Dash 16u Portable 16-Channel Field Recorder Customize Chart Setups Before customizing charts, try using the four default chart formats, or make modifications with AUTO-CHART SETUP command. Use the CUSTOMIZE CHART command only when a more sophisticated option is required. Chart formats created in AUTO-CHART SETUP or CUSTOMIZE CHART are stored in RUN CHART (1-4) until you replace them with a new format.
Page 63: Change Grid
Dash 16u Portable 16-Channel Field Recorder Change Grid [SYS] TO MODIFY THE GRID DISPLAY: Run the chart you wish to modify using the RUN CHART command. AUTO-CHART CHANGE CHANNEL Press the [SYS] hotkey, then SETUP GRID select the CUSTOMIZE CUSTOMIZE...
Page 64: Change Waveforms
Dash 16u Portable 16-Channel Field Recorder Change Waveforms [SYS] TO MODIFY WAVEFORM PARAMETERS: Run the chart you wish to modify. AUTO-CHART CHANGE CHANNEL Press the [SYS] hotkey, then SETUP GRID select the CUSTOMIZE CUSTOMIZE CHANGE CHART WAVEFORMS CHARTand CHANGE WAVEFORMS softkeys.
Page 65: Change Event Markers
Dash 16u Portable 16-Channel Field Recorder Change Event Markers Use the CHANGE EVENT MARKERS command to turn printing of the event marker On/Off, select the print position (location) of the event marker, or select a style for the event markers.
Page 66 Dash 16u Portable 16-Channel Field Recorder TO SELECT A POSITION FOR [SYS] AN EVENT MARKER: Press the [SYS] hotkey, then select the AUTO-CHART CHANGE EVENT MARKER CUSTOMIZE CHART, SETUP GRID CHANGE EVENT CUSTOMIZE CHANGE POSITION MARKERS softkeys to CHART WAVEFORMS...
Page 67: Change Time Mark
Dash 16u Portable 16-Channel Field Recorder Change Time Mark [SYS] TO SELECT THE TIMER RATE FOR TRI-LEVEL TIMING MARKS: Press the [SYS] hotkey, then select the AUTO-CHART CHANGE TIME RATE SETUP GRID CUSTOMIZE CHART, CHANGE TIME MARK, CUSTOMIZE CHANGE CHART WAVEFORMS and TIMER RATE softkeys.
Page 68: Default All Charts
Dash 16u Portable 16-Channel Field Recorder Default All Charts The DEFAULT ALL CHARTS command immediately clears present chart settings and replaces them with the four factory default formats, providing a convenient way to clear existing layouts. TO RETURN ALL CHARTS TO...
Page 69: Default Chart 1 Layout
Dash 16u Portable 16-Channel Field Recorder Default Chart 1 Layout Grids.........16 Individual Channels ....16 Channels per Grid ....1 Major Divisions ......2 Minor Divisions per Grid ...10 Figure 33, Default Chart 1 Layout Set Up for Real-time Operation...
Page 70: Default Chart 2 Layout
Dash 16u Portable 16-Channel Field Recorder Default Chart 2 Layout Grids......... 8 Individual Channels....16 Channels per Grid ....2 Major Divisions ......4 Minor Divisions per Grid ... 20 Figure 34, Default Chart 2 Layout Set Up for Real-time Operation...
Page 71: Default Chart 3 Layout
Dash 16u Portable 16-Channel Field Recorder Default Chart 3 Layout Grids.........4 Individual Channels ....16 Channels per Grid ....4 Major Divisions ......8 Minor Divisions per Grid ...40 Figure 35, Default Chart 3 Layout Set Up for Real-time Operation...
Page 72: Default Chart 4 Layout
Dash 16u Portable 16-Channel Field Recorder Default Chart 4 Layout Grids......... 1 Individual Channels....16 Channels per Grid ....16 Major Divisions......40 Minor Divisions per Grid ... 200 Figure 36, Default Chart 4 Layout Set Up for Real-time Operation...
Page 73: Copy Charts
Dash 16u Portable 16-Channel Field Recorder Copy Charts The COPY CHARTS command is used to copy one chart layout setup to another. This is convenient for copying an existing format stored in RUN CHART and making minor modifications to it, or to create a new layout.
Page 74: Editing Text Buffers
Dash 16u Portable 16-Channel Field Recorder Editing Text Buffers The EDIT LABELS/TEXT command is used to edit any of the system's channel text buffers, on-demand text buffers, the system log, or to one of these on- demand. The menu also allows positioning of the channel text buffer or on- demand text buffer anywhere on the chart.
Page 75: Input Configuration
Up to two Signal Modules (SMs) can be installed. Each module supports eight waveform inputs and eight event inputs. Each input channel has two physically separate input paths: Figure 39, Dash 16u Input Signal Configuration Terminal block connections are provided to connect low-level differential signals and thermocouples.
Page 76: Amplifier & Channel Setup
Dash 16u Portable 16-Channel Field Recorder Amplifier & Channel Setup Complete amplifier configuration before setting up channels. This includes defining amplifier types in use, operating substage (attenuation), and if user scaling is used, the ratios of user units to volts. These initial steps control the operation of the amplifiers, resolution of units, and characteristics for all ensuing operation.
Page 77: Define Input Types
Dash 16u Portable 16-Channel Field Recorder Define Input Types Define the type of input channel to be used by setting the amplifier type to the correct type and to report in the correct engineering units. These settings will be remembered after power down.
Page 78: Set Attenuation
Dash 16u Portable 16-Channel Field Recorder Set Attenuation The SET TO… commands limit the maximum input and sensitivity of the amplifier, particularly the range (full scale span), and the amount of available offset. TO SET ATTENUATION FOR DC BRIDGE, [AMP]...
Page 79: Set User-Defined Engineering Units
Dash 16u Portable 16-Channel Field Recorder Set User-defined Engineering Units When recording changes in temperature, pressure, or any other quantity that is not voltage, it is often useful to print and view data in numeric engineering units instead of as waveforms. All signal information enters the recorder as electrical voltage.
Page 80 Dash 16u Portable 16-Channel Field Recorder TO SCALE OUTPUTS TO TRUE V/SEC READINGS BY ENTERING A USER- DEFINABLE SCALE FACTOR: Press [AMP] and select the SETUP USER [AMP] SCALING softkey. Select the SCALING hotkey and toggle to CUSTOM user scaling.
Page 81: Specify Dsp / Filter Settings
Dash 16u Portable 16-Channel Field Recorder Specify DSP / FILTER Settings Peak-to-peak and RMS recording modes can be selected for any specified channel. NOTE IF RMS IS ENABLED, FILTER SETTINGS DO NOT APPLY. TO SETUP DSP/FILTER: [AMP] Press [AMP] and SETUP DSP/FILTER.
Page 82: Set Dc Or Gnd
Dash 16u Portable 16-Channel Field Recorder Set DC or GND DC/GND is used to set the channel signal to DC or to ground (GND). [AMP] TO GROUND OR TO ENABLE THE CHANNEL’S INPUT SIGNAL: Press the [AMP] hotkey and select the DC/GND softkey to toggle between selections.
Page 83: Set Peak-To-Peak Rms
Dash 16u Portable 16-Channel Field Recorder Set Peak-to-Peak RMS Peak-to-Peak / RMS, implemented in the digital signal processor (DSP), is used to direct the DSP to take the input signal of the channel and perform root-mean- square (RMS) so what is recorded, displayed, and captured is the RMS of the signal and the end result is a true RMS calculation.
Page 84: Setting Autobalance For The Dc Bridge Input Type
Dash 16u Portable 16-Channel Field Recorder Setting Autobalance for the DC Bridge Input Type AUTOBALANCE is used to add a factor to the input level so that the result is zero. TO ADD A FACTOR TO THE INPUT LEVEL SO THE...
Page 85: Calibrate Input Channels
Dash 16u Portable 16-Channel Field Recorder Calibrate Input Channels [AMP] SET TO RANGE SET TO OFFSET DC / GND SET TO PK-PK RMS SET TO CAL METHOD SETUP SINGLE ENDED DSP / FILTER DIFFERENTIAL SETUP AUTOBALANCE USER SCALING For Thermocouple Input...
Page 86 CALIBRATE softkey. Press CAL METHOD to toggle among Module (to perform calibration using the module supplied by Astro-Med, Inc.), Zero Only, and Manual to apply alternate calibration. If Module is selected, set the GND/CAL switch on the module to the GND position.
Page 87 Dash 16u Portable 16-Channel Field Recorder Confirm that amplifier settings are correct. 10. Press the ADVANCED softkey in the AMP menu 11. Select an attenuator setting. 12. Press AUTOBALANCE. Status of calibration will be displayed in the lower text area. If a fail message appears, ensure that the correct attenuator setting has been selected and press AUTOBALANCE again.
Page 88: Set Range
Dash 16u Portable 16-Channel Field Recorder Set Range The SET RANGE command is used to determine the measurement span at full scale. Range options are determined by attenuator settings. [AMP] TO DETERMINE THE MEASUREMENT SPAN AT FULL SCALE Press the [AMP] hotkey, then select the SET RANGE softkey.
Page 89: Set Offset
Dash 16u Portable 16-Channel Field Recorder Set Offset When positioning the waveform in the channel, the center of the grid is used as the reference location. The SET OFFSET command is used to specify the center point of the grid.
Page 90: Copying Amplifier Settings
Dash 16u Portable 16-Channel Field Recorder Copying Amplifier Settings The COPY AMPLIFIER command is a convenient way to speed up the process of setting up similar channels. The command is used to copy the signal conditioner settings of one channel (source channel) to another channel or to all channels.
Page 91: Printing Amplifier Settings
Dash 16u Portable 16-Channel Field Recorder Printing Amplifier Settings Built-in signal conditioners automatically report their gain and position settings in the last forty spaces of the channel’s annotation buffer. Use the AMP REPORT ON command to print AMP settings on the chart.
Page 92: Real-Time Operation
Dash 16u Portable 16-Channel Field Recorder Chapter 3 Real-time Operation Real-time Recording Run Chart TO RUN A CHART: [MODE] Press the MODE hotkey, then select one of the RUN CHART softkeys (CHART 1-4) to begin recording. CHART 1 TO RUN THE WAVEFORM DISPLAY:...
Page 93: Dual Speed Recording
Dash 16u Portable 16-Channel Field Recorder Dual Speed Recording The DUAL-SPEED RECORDING command allows you to toggle between two recording speeds – either as a result of a trigger or the passage of a duration of time. TO ENABLE DUAL-SPEED RECORDING:...
Page 94: Timed Recording
Dash 16u Portable 16-Channel Field Recorder Timed Recording TIMED RECORDING is used to specify a time to begin automatic recording. [MODE] TO SETUP A TIMED RECORDING: Press the MODE hotkey, and select the TIMED RECORDING softkey. START TIME CHART 1...
Page 95: Data Logger
Dash 16u Portable 16-Channel Field Recorder Data Logger Run Data Logger NOTE THE ACCURACY OF OUTPUT DEPENDS ON SIGNAL CONDITIONER SETTINGS. TO DISPLAY THE DATA LOGGER: [MODE] Press the MODE hotkey, then select the RUN DATA LOGGER softkey. CHART 1...
Page 96: Set Data Log Speed
Dash 16u Portable 16-Channel Field Recorder Set Data Log Speed The DATA LOG SPEED command is used to determine how frequently waveform data is sampled and printed to paper. This command does not affect the display. TO DETERMINE HOW FREQUENTLY WAVEFORM DATA IS...
Page 97: Triggering Events
Dash 16u Portable 16-Channel Field Recorder Triggering Events Although data captures can be set up to occur without a trigger, triggers are a frequently-used and useful way to define data record creation. Though triggers are used primarily with data capture, they may also be used to trigger a change in speed during dual-speed recording.
Page 98: Set Logical (And/Or) Triggering Combinations
Dash 16u Portable 16-Channel Field Recorder Set Logical (AND/OR) Triggering Combinations Waveform triggers can be combined in AND or OR relationships to create a large number of trigger options. The TOGGLE LOGIC command is used to apply AND/OR logic. TO GROUP WAVEFORMS AS...
Page 99: Set Waveform Triggers
Dash 16u Portable 16-Channel Field Recorder Set Waveform Triggers The SETUP WAVEFORM command is used to define the conditions and signal levels at which an input signal will cause a trigger. [SYS] TO DEFINE SIGNAL CONDITIONS FOR EACH CHANNEL TO BE USED AS A...
Page 100 Dash 16u Portable 16-Channel Field Recorder NOTE THE WAVEFORM TRIGGER IS AUTOMATICALLY TURNED ON WHEN ANY WAVEFORM IS SELECTED AS A TRIGGER SOURCE. SLOPE (rising) WINDOW level level signal signal trigger trigger Figure 60, Waveform Trigger NOTE UNIT PERCENTAGES ARE SELECTED AS 0.1% INCREMENTS OF THE CHANNEL'S FULL-SCALE RANGE.
Page 101: Setting A Clock Trigger
Dash 16u Portable 16-Channel Field Recorder Setting a Clock Trigger The SETUP CLOCK TRIGGER command is used to establish a trigger to be activated at a set time within a 24-hour period, or at a specific date and time. [SYS]...
Page 102: Set An External Trigger Source
Dash 16u Portable 16-Channel Field Recorder Set an External Trigger Source Externally generated triggers communicate through the utility I/O port. [SYS] TO CONFIGURE PIN 13 (CONFIGURABLE INPUT) OF THE UTILITY I/O PORT: AUTO-CHART SETUP SETUP CLOCK Press the SYS hotkey and...
Page 103: Arm The System
Dash 16u Portable 16-Channel Field Recorder Arm The System To begin data capture under the active mode and according to the data capture parameters defined for that mode, you must first arm the system. How and when data capture records are created and saved is determined by the setup you establish using the SETUP DATA CAPTURE and SETUP TRIGGER menus.
Page 104: Data Capture
Dash 16u Portable 16-Channel Field Recorder Data Capture In many circumstances, it is desirable to have data captures occur in response to a triggering event. Triggering events can be a user-initiated command, a defined waveform activity, a condition of time, or activity from an external source.
Page 105: Set Up Data Capture
Dash 16u Portable 16-Channel Field Recorder Set up Data Capture The SETUP DATA CAPTURE command allows you to establish how data will be captured once specified triggering conditions are met. TO SET UP PARAMTERS FOR [SYS] DATA CAPTURE: Set up trigger conditions and arm the system.
Page 106 Dash 16u Portable 16-Channel Field Recorder Press ADVANCED to access disk formatting, backup, export, automatic backup, data review functions, and to specify the first five characters of filenames. Press ADVANCED, AUTOTRIG to toggle triggers ON/OFF. Press DURATION UNITS to set the number of samples captured per channel.
Page 107: Trigger The System
Dash 16u Portable 16-Channel Field Recorder Trigger the System Once armed for data capture, the system will capture data according to the setup you have established. A data capture is triggered with: AUTOTRIG turned OFF ... The system captures data only in response to the criteria established via SETUP TRIGGER settings.
Page 108: Data Review, Playback, And Reporting
Dash 16u Portable 16-Channel Field Recorder Data Review, Playback, and Reporting Data Review and Playback The DATA RECORD REVIEW menu is used to replay captured data for examination and analysis. It provides playback controls that allow you to: • locate a record on the drive •...
Page 109: Review Record From Zip
Dash 16u Portable 16-Channel Field Recorder Review Record from Zip TO REVIEW A STORED [MODE] RECORD: Press the MODE hotkey, then select the DATA RECORD I/O softkey. DELETE RECORDS CHART 1 Press REVIEW RECORD CHART 2 FROM ZIP. FORMAT SCREEN...
Page 110: Find A Record
Dash 16u Portable 16-Channel Field Recorder Find a Record Searches can be performed on partial date and time information. Entry of HH, MM, and SS is not required. [MODE] TO FIND A RECORD: Press the MODE hotkey, then select the DATA RECORD REVIEW softkey.
Page 111: Preview A Record
Dash 16u Portable 16-Channel Field Recorder Preview a Record SCREEN PREVIEW allows detailed review of any data record in different chart formats. Zoom in on selected screens for review, printing, or save them to disk. [MODE] FIND TIME AMPLITUDE RECORD...
Page 112 Dash 16u Portable 16-Channel Field Recorder TO PREVIEW A RECORD: Locate a record to review using FIND RECORD. Press the MODE hotkey, then select the DATA RECORD REVIEW and SCREEN PREVIEW softkeys. Use the << PAGE >> softkeys to move to the portion of the record you wish to measure.
Page 113: Preview Settings
Dash 16u Portable 16-Channel Field Recorder Preview Settings The advanced preview features provided in the PREVIEW SETTINGS menu allow you to view the record in any one of four stored chart formats, in samples (points), or in time; to determine the portion of the record being displayed; to go directly to the trigger point;...
Page 114 Dash 16u Portable 16-Channel Field Recorder TO SELECT A CHART FORMAT FOR PREVIEWING: Press the MODE hotkey, then press the DATA RECORD REVIEW, SCREEN PREVIEW, and PREVIEW SETTINGS softkeys. Press SET PREVIEW FORMAT to toggle the chart layout in the lower text area.
Page 115 Dash 16u Portable 16-Channel Field Recorder TO SET A BOOKMARK: A bookmark, or reference point, (noted as X) can be set on a data record using the SCREEN PREVIEW menu. Once set, the bookmark is saved as a part of the record for later use and recall.
Page 116 Dash 16u Portable 16-Channel Field Recorder y = amplitude T = time (t) = trigger pt = sample pts Figure 68, Screen Preview Display number, date, time of record being recorded start/end of the portion of the record currently on the monitor...
Page 117: Set Up Fast Fourier Transform (Fft)
Dash 16u Portable 16-Channel Field Recorder Set up Fast Fourier Transform (FFT) [MODE] FIND TIME CURSOR SET FFT RECORD CHART 1 OPERATION << PAGE CHANNEL CHART 2 SCREEN PAGE >> CURSOR PREVIEW CHART 3 SELECT T-EXAPAND CURSOR CHART 4 ABOUT (A)
Page 118 Dash 16u Portable 16-Channel Field Recorder Press the CHANNEL softkey and use the encoder wheel to select a channel. The CURSOR SELECT softkey may not be visible, depending on the operation chosen. If visible, press CURSOR SELECT to access cursors independently and use the encoder wheel to narrow the data area.
Page 119: Optimize Fft Analysis Timing
Dash 16u Portable 16-Channel Field Recorder Optimize FFT Analysis Timing Following is a summary of the factors that impact analysis timing. Optimize timing based on the requirements of the FFT process being performed. • Select a predictable amount of raw data for FFT process from the data record by careful use of variables including cursors, compression in use, and method of selection.
Page 120: Perform Fft Transform
Dash 16u Portable 16-Channel Field Recorder Perform FFT Transform The PERFORM FFT function performs the transform into complex data. The results can then be seen in various forms without performing FFT again. Returning to FFT ANALYSIS for setup should not be necessary.
Page 121: Fft Data Comparison
Dash 16u Portable 16-Channel Field Recorder FFT Data Comparison The Y-T data plot is a visual plot of the data selected for FFT which can be added to FFT output and displayed on the same screen. It represents the raw data before FFT processing.
Page 122: Playback To Paper
Dash 16u Portable 16-Channel Field Recorder Playback to Paper Use SETUP PLAYBACK to expand or compress a data-capture record, playback along the time axis, select a chart format for playback (printing), or to turn on the print header. Review can be centered around a trigger point or based on the capture window as a percentage.
Page 123 Dash 16u Portable 16-Channel Field Recorder SET PLAYBACK SET PLAYBACK SET PLAYBACK SET PLAYBACK FORMAT FORMAT FORMAT FORMAT SET PLAYBACK SET PLAYBACK SET PLAYBACK SET PLAYBACK WINDOW WINDOW WINDOW WINDOW << FIELD >> LOG LINE STAMP EXPANSION << FIELD >>...
Page 124 Dash 16u Portable 16-Channel Field Recorder FIND SET PLAYBACK RECORD CHART 1 FORMAT START POINT SET PLAYBACK CHART 2 WINDOW END POINT SCREEN PREVIEW CHART 3 SET TO CHART 4 100% (ALL) SETUP RUN DATA SET UNITS PLAYBACK LOGGER EXPANSION <<...
Page 125: Display In Real-Time
Dash 16u Portable 16-Channel Field Recorder Display in Real-time A live display provides real-time presentation of waveform data simultaneous with the paper recording for waveforms or events. The time base of the display is synchronized proportionally with the time base and chart speed of the recorder.
Page 126: Label Records
Dash 16u Portable 16-Channel Field Recorder Label Records The EDIT LABEL command is used to make changes to record label, even after the record is captured. If no label is defined, a default label is automatically [MODE] assigned to the record. The default label is the date/time of record capture in MONDDYYMMSS format: i.e.
Page 127: Print Information/Status Reports
Dash 16u Portable 16-Channel Field Recorder Print Information/Status Reports [HELP] TO PRINT INFORMATION/STATUS REPORTS: Press the HELP hotkey and select one of the PRINT REPORT softkeys. PRINT SYSTEM REPORT PRINT CHART REPORT PRINT GENERAL HELP EXIT Figure 74, Print Reports...
Page 128: Data Record I/O
Dash 16u Portable 16-Channel Field Recorder Data Record I/O Delete Records The DELETE RECORDS command is used to delete one or more records stored on the recorder's drive. The DELETE RECORDS command does not defragment the disk. TO DELETE ONE OR MORE...
Page 129 Dash 16u Portable 16-Channel Field Recorder RECORDS. IF THE POWER FAILS OR THE RECORDER IS TURNED OFF DURING THIS FUNCTION, A RECORD(S) COULD BECOME INACCESSIBLE. NOTE IF, DURING INITIALIZATION OR OPERATION, THE RECORDER DETECTS CORRUPTED DATA ON THE DRIVE, A "RECORD ACCESS ERROR"...
Page 130: Format Capture Memory
Dash 16u Portable 16-Channel Field Recorder Format Capture Memory FORMAT CAPTURE MEMORY is used to free the recorder’s memory. To reformat a Zip disk, use the ZIP DISK OPERATIONS menu, FORMAT DISK command. CAUTION THIS COMMAND WILL ERASE ALL STORED DATA.
Page 131: Backup And Export Records
BACKUP RECORD W/ZIP is used to provide binary backup of the internal data capture record to a Zip disk. It is also a convenient way to port records to a PC. Astro-Med supplies AstroVIEW™ C software to streamline review of archived files. Records are stored as .dcr (data capture record) files.
Page 132 Dash 16u Portable 16-Channel Field Recorder TO BACKUP ALL RECORDS: [MODE] Press the [MODE] hotkey, then select the DATA RECORD I/O softkey. DELETE FIND Press AUTO-BACKUP ALL RECORDS RECORD CHART 1 RECORDS. Records will be automatically stored in CHART 2 sequence.
Page 133: Zip Disk Operations
Dash 16u Portable 16-Channel Field Recorder Zip Disk Operations WARNING IOMEGA CORPORATION STRONGLY RECOMMENDS THE ZIP DRIVE BE HORIZONTAL AND RIGHT-SIDE-UP WHEN IN USE. Figure 80, Correct Way to Orient the Internal Zip Drive NOTE FILES STORED ON ZIP ARE SUBJECT TO DOS FILE FORMAT CONVENTIONS.
Page 134: Save Or Recall Recording Setups
Dash 16u Portable 16-Channel Field Recorder Save or Recall Recording Setups The SAVE SETUP command is [SYS] used to save real-time recording setups, including those specified in AstroSET. The RECALL SETUP command AUTO-CHART SAVE SETUP SETUP is used to recall settings from...
Page 135: Print Ascii Text Files
Dash 16u Portable 16-Channel Field Recorder Print ASCII Text Files PRINT FILE is used to print an ASCII text file to paper. The PRINT FILE command provides a convenient [SYS] way to store and print test instructions. Simply create text on your PC with any text editor. Then save the file on a Zip disk and print it to chart paper using the PRINT FILE command.
Page 136: Copy, Rename, Or Delete Data Files
Dash 16u Portable 16-Channel Field Recorder Copy, Rename, or Delete Data Files COPY FILE is used to make a copy of a file on a Zip disk. RENAME FILE is used to rename a file stored on the Zip disk.
Page 137: Format A Zip Disk
Dash 16u Portable 16-Channel Field Recorder Format a Zip Disk The FORMAT DISK command is used to format a Zip disk. [SYS] TO FORMAT A ZIP DISK: Insert a Zip disk in the drive. AUTO-CHART SAVE SETUP SETUP Press the SYS hotkey, then select the ZIP DISK OPERATIONS softkey.
Page 138: Using A Pc With The Recorder
Connection is provided through a built-in Ethernet™ connector, located on the right-side panel of the recorder. PC connection is provided to simplify remote access to data records. Astro-Med provides two Windows-based utility programs for use with your recorder: AstroSET™ and AstroView™ C. AstroVIEW™ C AstroVIEW C is used for viewing and manipulating data capture record files (.dcr’s) generated by your recorder.
Page 139: Installing Astroview C
AstroVIEW C runs in either the Window 95 or Windows NT environment. TO INSTALL ASTROVIEW C: Insert the installation disk supplied by Astro-Med, Inc. into PC’s floppy drive. Run Setup.exe and follow the on-screen instructions. Select a destination directory for the program. AstroVIEW C will be installed to the directory you select.
Page 140: Astroset
Once you are familiar with recorder operations, AstroSET provides a convenient way to specify modes of operation. AstroSET is an offline setup utility for your Astro-Med, Inc. portable field recorder. It enables you to specify the following parameters using a PC, rather than setting them from the recorder itself: •...
Page 141: Installing Astroset
Dash 16u Portable 16-Channel Field Recorder Installing AstroSET AstroSET is a Windows-based utility program that must be installed on a PC running either the Window 95 or Windows NT operating system. TO INSTALL ASTROSET: Insert the installation disk into the floppy drive on your PC. Run Setup.exe and follow the on-screen instructions.
Page 142: Chapter 4 Maintenance
Maintenance Load Z-Fold Thermal Paper Astro-Med, Inc. chart paper is manufactured by Astro-Med, Inc. to exacting standards that reduce residue build-up on and abrasion of thermal print heads. For best results, and to ensure that the print head warranty remains valid, always use Astro-Med, Inc.
Page 143: Cleaning The Printhead
Dash 16u Portable 16-Channel Field Recorder Figure 88, Loading Paper, Step 3 NOTE IF A PAPER OUT MESSAGE IS DISPLAYED IN THE LOWER TEXT AREA AFTER PERFORMING THIS PROCEDURE: 1) ENSURE THE PAPER IS LOADED PROPERLY; 2) MAKE CERTAIN A SUFFICIENT LENGTH OF PAPER IS EXITING THE CHUTE.
Page 144 Dash 16u Portable 16-Channel Field Recorder TO CLEAN THE PRINTHEAD: Turn off power to the printer. Locate the drive roller and the printhead. The printhead is located directly behind the static brush and above the drive roller. Put your fingers under the bar that runs above the printhead (above where the paper exits) and lift the bar up to expose more of the printhead area.
Page 145: Upgrade System Software
Dash 16u Portable 16-Channel Field Recorder Upgrade System Software Contact Astro-Med, Inc. to acquire software upgrades. WARNING IF YOU DO NOT SAVE THE ACTIVE RECORDER SETUP, IT WILL BE LOST DURING THE UPGRADE PROCEDURE AND WILL NOT BE RECOVERABLE. SAVE THE ACTIVE RECORDER SETUP TO DISK PRIOR TO UPGRADE.
Page 146: Glossary
Chart Info report .....Provides a summary of settings for each chart: grid size/position/status, major divisions, minors/majors, pen lift (up/down), event marker position, text buffer (in mm). Dash 16u......A portable recording system that combines the features of a high-speed oscilloscope, a real-time chart recorder, and a multi-channel data acquisition system.
Page 147 Dash 16u Portable 16-Channel Field Recorder DSP circuit ..... Digital Signal Processing circuit. dual speed ..... Automatic change of recording speed initiated by a trigger. encoder wheel....Saves time when making menu selections; when a menu item on the display is highlighted, options related to the item are present in the lower text area of the display and can be modified by turning the wheel.
Page 148 Dash 16u Portable 16-Channel Field Recorder normal display speed..When the DISPLAY SPEED command is set to NORMAL, the display will run at the fastest possible display speed, regardless of chart speed; selecting NORMAL breaks the connection between the data shown on the display and that presented on the printed chart and causes each display to be refreshed at its maximum rate.
Page 149 Dash 16u Portable 16-Channel Field Recorder System Status report..Provides setting information (amplifier, general recorder, and trigger), and summary information (waveform trigger, data capture and review). thermocouple ....Input type used to record the output of single-ended thermocouple probes. The thermocouple is applied between the LIN+ and LIN- pins. This input is isolated from chassis common and other channel inputs.
Page 150: Index
Dash 16u Portable 16-Channel Field Recorder Index automating capture ........ 88, 93, 98 autotrig ..........88, 93, 95, 98 averaging............35 .csv ..............122 to disable ............38 .dcr ............122, 129 backup ............97, 122 signal ..............90 all records ........... 123 adapter.............130 backup record ..........
Page 151 Dash 16u Portable 16-Channel Field Recorder customize ............. 53 definition............ 137 how to trigger..........98 customize format.......... 53 display speed..........86 summary report ..........10 modifying............. 52 data capture record .......... 122 Data Capture Record (.dcr) ......129 running............83 speed ............
Page 152 Dash 16u Portable 16-Channel Field Recorder DSP ............. 67, 74 N-size referenced operation......38 optimize timing .......... 110 integration option .........71 DSP / filter specifications..........34 set up ............72 FFT window............35 FFTSize..........36, 38, 110 DSP circuit ............138 DSP/ filter filename prefixing ............97 setting .............
Page 153 Dash 16u Portable 16-Channel Field Recorder selecting ............41 multiple amplifier settings......... 48 multiple time bases ........... 48 banana jack ............66 terminal block ........... 66 name files input signal prefixing............97 non-operating temp ........... 31 enable............. 73, 74 input type no-reading indicator ..........
Page 154 Dash 16u Portable 16-Channel Field Recorder quick calibration..........78 samples setting max per capture.........97 radio interference..........1 range............39, 67 Zip..............125 definition ............139 save recording setups........125 scale..............70 setting ............. 79, 80 read and write protection .........124 scale factor ............71 screen preview..........103 real-time display ............116...
Page 155 Dash 16u Portable 16-Channel Field Recorder software version ..........3 time stamp............ 30 time constant SPD............. 9, 139 chart ..............23 adjusting............74 record size ............30 time mark changing............58 specifications power ............24 time mark reference rate......23, 58 time marking.............
Page 156 Dash 16u Portable 16-Channel Field Recorder utility I/O port set up ............90 illustration ............32 testing............25 pinout ............32 triggers ............29 Utility I/O port...........94 waveform display area........6 weight..............23 V/sec ..............71 variable window end points .............37 set to cursor ..........105 Voltage ..............25 windowing input requirement .........41...
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ASTRO-MED DASH 16u Operation Manual

Important Information

Chapter 1 Before You Get Started

Chapter 2 Set up for Real-Time Operation

Chapter 3 Real-Time Operation

Chapter 4 Maintenance

Glossary

Index

Quick Links

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Summary of Contents for ASTRO-MED DASH 16u

Table of Contents