Copyright ©1998-99:
AMKO Systems Inc.
All rights reserved.
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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 ro 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 accect 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 through 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 | |
| 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 |
