HomeOnline StoreContact UsSite MapSearch
 


Dash 20HF
Multi-Channel High Frequency Recorder

Specifications

General
Maximum Analog Waveforms 20 (4 isolated, 16 non-isolated)
Event Inputs 8 (TTL)
A/D Resolution 16 bit (separate A/D per channel)
A/D Sample Rate 500 kHz per channel
Frequency Response (Bandwidth) 100 kHz per channel
Anti-Aliasing Filter
4 pole Bessel
Pre-capture filters Low pass, high pass, band pass, band stop, RMS
Post-capture filters Low pass, high pass, band pass, band stop
User Engineering Units Yes
Calibration Semi-automated to external reference
Frequency Counter Yes, on Channels 1 & 5
Frequency Accuracy ±0.005% of measurement
Isolated Voltage Input Channels (Channels 1-4)
Input Type
Isolated, AC/DC coupled
Isolated Input Connector Guarded banana jacks (red/black)
Max Rated Input 250 Vrms or DC, Cat II
Max Transient Input ±800 V (not to exceed 250 Vrms)
Isolation 250 Vrms or DC, Cat II (channel to chassis, channel to channel)
Specified Ranges 100 mVFS to 800 VFS
Attenuator Ranges 1, 10, 50, 200 and 400 Volt
Accuracy ± 0.07% of attenuator
Intrinsic Noise (pk-pk) <0.2% of attenuator
Input Impedance 1 MΩ
Non-Isolated Voltage Input Channels (Channels 5-20)
Input Type Differential, non-isolated DC coupled
Differential Input Connector 25-pin D-sub male connectors
(2 per unit, 8 channels per connector)
Maximum Rated/Transient Input +/-50 VDC (35 Vrms)
Specified Ranges 80 mVFS to 100 VFS
Attenuator Ranges 80, 200, 400 and 800 mV; 2, 4, 5, 10, 25 and 50 V
Accuracy ± 0.05% of attenuator (800 mV; 2, 4, 5, 10, 25 and 50V attenuators)
± 0.25% of attenuator (80, 200 and 400 mV attenuators)
Intrinsic Noise (pk-pk) < 6.25 mV (80, 200, 400 and 800 mV attenuators)
< 0.33% of attenuator (2, 4, 5, 10, 25 and 50 V attenuators)
Input Impedance 250 kΩ
Data Acquisition Recording
Operational Modes
Scope, Review, Real-time (strip-chart)
Recording Method Internal 250 Gbyte disk drive,
optionally removable (HS version)
Maximum Sample Rate 500,000 samples/second per channel
Minimum Sample Rate 100 samples/second per channel
Total Capacity Over 100 billion samples
Data Stored Raw (unfiltered) data saved to the drive
Time Stamp Time and date automatically saved with data
Trigger Point Amount of pre and post trigger is user adjustable
Auto Re-Arm Automatic stacking of captures
Interface
Ethernet
10/100/1000BaseT
DVD Supports archive of data to
CD-R, CD-RW, DVD-R, DVD+R & DVD+RW
VGA For displaying data on an external monitor
USB 2.0 For file upload using AstroVIEW X
Link Ports For synchronizing data captures on up to eight systems
Color Display
Type Active matrix color LCD (TFT)
Viewing Area 15.0 inch / 38.1 cm (diagonal)
Resolution 1024 x 768
Touch Full-screen, resistive
Power
Input Voltage Range 102 to 264 VAC
Frequency Range 47 Hz to 63 Hz
Power Factor 0.99
Power Consumption 150W maximum
Physical
Enclosure Aluminum, with armored end caps
Dimensions 12.125” (30.8 cm) H x 16.0” (40.64 cm) W x 6.628” (16.84 cm) D (without handle)
Weight 22.5 lbs
Environmental
Operating Temp 40 to 105 ºF (5 to 40 ºC)
Operating Humidity 10% to 90% non condensing
Compliance
Safety EN 61010-1, 2nd Edition (2001),
UL 61010-1:2004, 2nd Edition
CAN/CSA C22.2 No. 61010-1:2004 2nd Edition
EMC FCC Part 15, Subpart B, Class A; EN 61326-1 Class A
Power Harmonics IEC1000-3-2
Specifications subject to change without notice


© 2008 Astro-Med, Inc. All Rights Reserved.