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Dash 18® - Eighteen-channel Recorder
SPECIFICATIONS
Color Display
Type  

Active matrix color LCD (TFT) with 15.4" viewing area

Resolution   1280 x 1024
Touchscreen   Full-screen, resistive
Functions   User interface with touch-based icons and menus; Real-time waveform monitoring; Review previous waveform records while recording; Overlay numeric values in Engineering Units
Signal Modules
Number of Modules   Up to 3
Number of Channels   Up to 18
Standard Event Inputs
Number of Inputs   8
Connector   D-shell (9-pin)
Input Type   TTL with pull-up (0 to 5 VDC)
Response   Detects if duration is greater than 0.01 msec
Real-time Signal Processing
Filters   Low Pass Stops: 10 Hz to 10,000 Hz;
High Pass Starts: 0.1 Hz to 100 Hz;
Notch: 50 or 60 Hz center
RMS   Time constant selectable from 0.02 to 2 seconds
Frequency to
Voltage
  5 Hz to 20 kHz, ±0.05% of measurement +0.1 Hz
Cross-Channel   Sum, Difference, Ratio, Product (Power)
Real-time Signal Testing
Basic   All active signals monitored simultaneously
Test Types   Tests include window, slope/level, slew and event pattern
Outputs   Result available for alarms, trigger, abort and external TTL
Data Capture
Recording Method  

Internal 18 Gbyte hard drive

Maximum Rate   100,000 samples/second per channel (all channels)
Minimum Rate   1 sample/minute
Dual Rate   Second slower rate available when main rate is 50 kHz or less
Total Capacity   Over 4 billion samples
Maximum Record   2 billion samples
Header   Information on units, range, sample rates, etc. saved with data
Events   All standard event inputs captured with waveforms
Trigger Point Lock   Amounts of pre- and post-trigger is user adjustable
Auto Re-arm   Allows automatic stacking of captures
Auto Playback   Yes
External Sample
Rate
  TTL sample clock up to 40,000 Hz
Signal Conditioner Specifications (General)
Channels per
Module
  6
Isolation   250 Vrms (iso-common to chassis and other iso-commons)
Bandwidth   12 kHz (-3 dB)
Input Coupling   DC
Zero Suppression   Yes
User Engineering Units   Yes
Calibration   Semi-automated to external reference
Single-ended Voltage Input
Connector   Guarded banana jack
Maximum Rated
Input
  ±250 Vrms
Maximum Transient
Input
  ±400 volts
Specified Ranges   40 to 400 VFS; 4 to 40 VFS; 0.4 to 4 VFS
Accuracy (25° C)   ±0.5% of full scale
Mininum Input
Impedance
  1 Megohm

SPECIFICATIONS (continued)
Differential Voltage Measurements (use for bridge measurements)
Input Type  

Isolated, differential

Connector   Screw terminal header
Absolute Maximum Input   ±40 volts differential
Measuring Ranges   200 to 1600 mVFS; 50 to 500 mVFS; 5 to 50 mVFS
Minimum Input Impedance   200 kohm
CMR at 60 Hz   >60 dB
Auto Balance   Yes, limited to maximum span
Thermocouple Measurements
Input Type   Isolated, differential with screw terminal header connector
Absolute Maximum Input   ±40 volts
Specified Range   Type J: 0 to 760° C
Type K: 0 to 1370° C
Type T: -160 to 400° C
Type E: -100 to 1000° C
Type N: 0 to 1300° C
Accuracy (25° C)  

0.5% of measurement +2° C

Bandwidth   10 Hz (-3 dB)
Intrinsic Noise   0.5° C (1 Hz filter)
Linearization   NIST polynomial
Units   °C or °F
Excitation
Connector   Screw terminal header
Excitation   Isolated 10 volts at 20 mA
Adjustable   0.1 to 10.1 volts
Frequency Measurements
Method   Zero-crossing, channels 1, 7 and 13 only
Signal Amplitude   Peak-to-peak minimum is 20% of attenuator
Hysteresis   Yes
Removable Drive
Type   250 MB Zip
Format   MSDOS® format
Function   Setup files, software upgrades, data transfer/archive
Power
Input Voltage Range  

102 to 264 VAC

Frequency Range   47 Hz to 63 Hz
Power Consumption   300 watts maximum
Compliance
Safety   EN 61010-1 EMC FCC Class A, EN 61326
Power Harmonics   IEC1000-3-2
Physical
Enclosure   Aluminum
Physical Size   13.9" W x 6.4" H x 14.6" L (35.3 cm x 16.3 cm x 37 cm)
Weight   25 lbs. (11.3 kg)
Environmental
Operating Temperature  

5 to 40° C (40 to 105° F)

Non-operating Temperature   -20 to 60° C (-4 to 140° F)
Operating Humidity   10% to 95%, non condensing
Optional Chart Recorder
Chart Width   11"
Maximum Chart Speed   50 mm/sec
Optional DC Input Power
Input Range   9-24 VDC
Input Power   230 watts max
Fuse   User replaceable 30 A

 

 

 

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