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Measurement Type
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4-20mA
ICP/IEPE
Insrumentation Amp
Voltage
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Analog Bandwidth
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100 kHz
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Excitation/Transducer Power
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+/-12V
+/-15V
24V
ICP
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Filter
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4-Pole
6-Pole
8-Pole
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Sample Rate
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Up to 200 kS/s
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Configuration
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8 channels, differential, 2-wire with shield.
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Input Type
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Programmable AC or DC input. Input attenuator and current input are available.
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Range
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±2 mV to ±10 Volts.
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Impedance (AC)
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100k Ohms, shunted by 1,000 pF.
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Impedance (DC)
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50 Megohms, shunted by 500 pF.
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Protection
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±50 Volts differential, ±30 Volts common mode.
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Excitation/Transducer Power
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Current
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2 to 20 mA. 6 mA is supplied unless otherwise specified.
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Minimum Compliance
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24 V
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Verification
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Short and open detection.
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Voltage
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±12 or ±15 Volts jumper selectable per channel, ±24 also available.
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Gain
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Programmable 1 to 5000, in 1, 2, 3, 5 steps, with ±0.05% accuracy
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Gain Stability
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±0.01%, ±0.005%/ºC.
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Linearity (Amplifier)
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±0.01% for Gains < 1,000, ±0.02% for gains > 1,000.
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Common Mode
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60 dB plus gain in dB to 110 dB, DC to 60 Hz.
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CM Voltage
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±10 V
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Zero
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Automatic to ±1 mV.
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Zero Stability X1
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±1 mV, ±0.2 mV/ºC
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Zero Stability X1000
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±5 mV, ±1 mV/ºC
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Noise X1
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0.2 mV RMS for 20 kHz bandwidth.
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Noise X1000
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2.8 mV RMS for 20 kHz bandwidth.
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Bandwidth
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DC to 100 kHz (-3 dB). 1 Hz to 100 kHz (-3 dB) in AC coupled mode.
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Slew Rate
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3.2 V/µS
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Analog Output (Amplifier)
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±10 Volts full scale, 20 mA. Programmable for wideband or filtered response.
Buffered Analog Output.
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Type
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Single frequency four-pole (standard) or 4 frequency four-pole or 2 frequency eight-pole Bessel.
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Frequency
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From 250 Hz to 50 kHz
Standard Four Pole: 10 kHz
4 Frequency Four Pole: 10 Hz, 1 kHz, 10 kHz, 20 kHz
2 Frequency Eight Pole: 2 kHz and 20 kHz.
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Noise
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1 mV peak, RTO.
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Other
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Other filter characteristics and cut offs are available.
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Sample
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±50 ns channel-to-channel time correlation.
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Resolution
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16-bits, two's complement output per channel.
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Rate
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Programmable up to 200 kS/s digitizer per channel.
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Digitizer Linearity
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±1-1/2 LSB (±0.004%)
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Continuity
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Monotonic to 15 bits.
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Voltage Substitution
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Alternate input for external calibration source. Programmable 1, 0.1 and 0.01, attenuation with ±0.02% accuracy. Attenuator output may be connected to output bus for accuracy check.
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Zero Calibration
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Amplifier input disconnected and shorted for zero calibration.
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Alarms
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Warning and alarm buses may be independent or shared between enclosures and may initiate an output from a digital I/O type module.
Two alarms each with upper and lower limits that are programmable from negative to positive full scale. Limits checked on each ADC sample.
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Protocol
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Control and data interface is USB 2.0.
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Software
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Window's driver (Both 32 and 64-bit) provides high-level operating command set. Fully compatible with all implementations of PI660 operating software.
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Control Inputs
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TTL inputs for Start, Stop and Trigger assert flags in the header of output data that initiate software control operations.
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Scan Table
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Maximum format length is 65,536 samples.
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Sample Rates
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Multiple sample rates consisting of the highest sample rate divided by binary numbers. Highest sample rate is programmable with 1 uS resolution.
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Data Word
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16 or 32-bits, 2's complement binary.
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Output Rate
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Processor dependent, typically over 5 million 16-bit samples/second.
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Latency
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Processor and scan table dependent, typically less than 5 milliseconds.
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Clock Stability
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100 ppm over temperature range.
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Calibration
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15-Pin Type D mounted on rear panel. Mating connector supplied.
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Control
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15-Pin Type D mounted on rear panel. Mating connector supplied.
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Synchronization
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Category 5, enclosure to enclosure. 2-meter cable supplied.
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USB
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2-meter cable supplied.
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Power (Mechanical)
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115 or 230 VAC, 110%, 47 to 63 Hz, 400 Watts.
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Operating Temperature (Mechanical)
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0 to +50 ºC
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Humidity
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95% without condensation.
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Shock/Vibration
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Normal shipping and handling of laboratory instruments.
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Width
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19 in
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Height
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5 in
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Depth
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18 in
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Weight
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Approximately 25 pounds with all channel modules.
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Mounting
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Occupies one slot in Series 6000 enclosures.
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Connectors
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Input connector is 50-pin Type D. Output is 15-pin Type D High Density. Mating connectors are supplied.
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Temperature
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0 to +50 ºC
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Control & Data Processor (CDP) and Operators Workstation (PCCOWU) (Optional)
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Input
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USB 2.0 ports for up to eight 6000U enclosures. Additional 6000U enclosures accommodated by adding USB expansion cards.
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Ordering Information
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6825-16 - 16-Ch ICP/IEPE/Volatge DAS w/ Analog output (BNC)
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