Copyright ©1998-2004:
AMKO Systems Inc.
All rights reserved.
8001 DATA ACQUISITION SYSTEM
The Dasibi Model 8001 is an intelligent, high performance data acquisition system that combines functionality and ease of use with state-of-the-art technology.
Advantages:
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Complete station automation and data acquisition |
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Protected against abnormal AC power conditions such as line noise, surges and brownouts |
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Battery backed memory and calendar clock |
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Memory card interface for removable data storage in a convenient credit card sized format |
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Serial RS232 interface for remote control, setup and data retreival |
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Error checked data transfers to central computer via external modem |
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Multi-level password protection against unauthorized access |
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Automatic daily or multi-point calibration control and reporting |
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Automatic or manually generated data reports |
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User programmable events at selectable times, durations and frequencies |
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Software selectable input ranges of 0.1V, 1V, 5V or 10V; individually selectable by channel |
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Analog input channels are individually selectable via software as either single-ended or differential |
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Intuitive menu system simplifies set and control |
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Math package supports calculations and meteorological statistics |
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Multi-tasking software allows simultaneous front panel and remote user interaction without interrupting data collection |
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Software enhancement via modem using Flash EPROM that does not affect the setups |
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Downloading and uploading of software setups via modem |
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Powerful alarm system that allows multiple alarm conditions to be detected and acted upon |
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Second serial port for direct connection to multiple Dasibi analyzers for DasibiNet communications |
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Dual data pack interface capabilities |
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Operates over a wide input power range: 90-280 VAC, 47-440 Hz |
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Standard parallel printer port supports low cost PC-compatible printers |
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Modular plug-in cards provide ease of maintenance in the field |
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Bright 40 character by 8 line display with LED backlight |
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Common electronics with Dasibi 7001 Beta Gauge and Model 5008 Multi-Gas Calibrator |
Technical Specifications
| Analog Inputs | |
Input type: |
Single-ended or differential voltage inputs, software selectable by channel |
Input ranges: |
100mV, 1V, 5V or 10V, software selectable by channel |
Sample rate: |
each channel sampled once per second |
Input resistance: |
greater than 100 megohms |
Input accuracy: |
better than 0.1% of full scale |
A/D type: |
integrating dual slope with auto zero |
A/D resolution: |
12 bits plus sign |
Data averaging: |
1 hour plus selectable intermediate average |
Number of inputs per card: |
16 single-ended or 8 differential (selectable by channel) |
| Digital I/O | |
Status input voltage range: |
up to 35V, TTL or contact closure (internal 33K pull-up resistor to 5V) |
Control output maximum voltage: |
35VDC |
Control output maximum current: |
500mA with all outputs activated; 1.2A with only one output activated |
Number of I/O points per card: |
up to 16, selectable as status inputs or control outputs |
| Data Input & Output | |
| Serial communications port | |
Compatibility: |
RS 232C; plug compatible with IBM PC serial ports |
Baud rates: |
300 thru 19.2K |
Connector: |
9 pin male D-subminiature |
| Parallel printer port | |
Compatibility: |
Compatible with IBM PC parallel printers |
Connector: |
25 pin female D-subminiature |
| Front panel | |
Keyboard: |
4 x 5 raised keypad with tactile feel |
Display: |
40 character by 8 line graphic LCD with LED backlight |
| Data Storage | |
Data pack support: |
two data pack slots |
| Card slots | |
Number of card slots: |
four |
Standard configuration |
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Slot 1: |
Analog input card (16 channels) |
Slot 2: |
Digital I/O card (16 points) |
Slot 3: |
One spare slot for expansion |
Slot 4: |
CPU card with two serial ports and one parallel port |
| Calendar Clock | |
Features: |
hour, minute, second, month, day and year with automatic leap year compensation |
Accuracy: |
± 1 minute per month at 25°C |
Battery backup: |
greater than 7 years without power applied |
| RAM | |
| Size: | 32K bytes |
| Battery backup: | Greater than 7 years without power applied |
| EPROM: | Up to 512K bytes |
| Data packs | |
Features: |
write protect switch, replaceable battery, shutter protected connector |
Physical size: |
2.1" x 3.4" x 0.1" |
Storage capacity: |
64K bytes (25,000 data points) |
| 128K bytes (50,000 data points) | |
| 256K bytes (100,000 data points) | |
| 512K bytes (200,000 data points) | |
Battery backup: |
Greater than 4 years without power applied |
| Power | |
AC power input: |
90 to 280 VAC, 47 to 440 Hz |
AC input protection: |
line noise, surge & brownout |