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Appendix a - specifications, daqbooks, Appendix a, Specifications, daqbooks – Measurement Computing 200 Series DaqBook User Manual

Page 51: Specifications, daqbooks a, General, A/d specifications, Sample & hold amplifier, Analog inputs, Triggering, Sequencer

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Appendix A – Specifications, DaqBooks

02-14-02

A-1

Specifications, DaqBooks A

General

Power Consumption

DaqBook/100, & /120: 510 mA @ 12 VDC

DaqBook /112: 360 mA @ 12 VDC

DaqBook /200: 620 mA @ 12 VDC

DaqBook /216: 600 mA @ 12 VDC

DaqBook /260

*

: 620 mA @ 12 VDC

*(Does Not Include internal DBK options)

Operating Temperature: 0° to 50°C

Storage Temperature: 0° to 70°C

Humidity: 0 to 95% RH, non-condensing

Dimensions: 285 mm W x 220 mm D x 35 mm H

(11” x 8.5” x 1.375”)

Weight: 2.2 kg (5 lbs); DaqBook/260 (9 lbs)

A/D Specifications

Type: Successive approximation

Resolution

DaqBook/100, /112, & /120: 12 bit

DaqBook/200, /216, & /260: 16 bit

Conversion Time: 8 µs

Monotonicity: No missing codes

Linearity: ±1 bit

Zero Drift: ±10 ppm/°C max

Gain Drift: ±30 ppm/°C max

Sample & Hold Amplifier

Acquisition Time: 2 µs

Aperture Uncertainty: 100 ps

Analog Inputs

for

DaqBook/100, /112, & /120

Channels: 16 single-ended, 8 differential, expandable up to

256 differential; single-ended/differential operation is
switch selectable per system

Connector: DB37 male, P1

Resolution: 12 bits

Accuracy: ±0.1% FS

Ranges

Unipolar/bipolar operation is switch selectable per system

Unipolar: 0 to +10V, 0 to +5V,

0 to +2.5V, 0 to +1.25V

Bipolar:

±5V, ±2.5V, ±0.125V, ±0.625V

Maximum Overvoltage: 30 VDC

Input Current

Differential:

150 pA typ; 0.2 µA max

Single-Ended: 250 pA typ; 0.4 µA max

Input Impedance: 100M Ohm in parallel with 100 pF

Gain Temp. Coefficient: 3 ppm/°C typ

Offset Temp. Coefficient: 12 µV/°C max

Analog Inputs

for DaqBook/200, /216, & /260

Channels: 16 single-ended, 8 differential, expandable up

to 256 differential; single-ended/differential operation is
software programmable per system

Connector: DB37 male, P1

Resolution: 16 bits

Accuracy: ±0.025% FS

Ranges

Unipolar/bipolar operation is software programmable
on a per-channel basis

Unipolar:

0 to +10V, 0 to +5V,

0 to +2.5V, 0 to +1.25V

Bipolar:

±5V, ±2.5V, ±1.25V, ±0.625V

Maximum Overvoltage: 30 VDC

Input Current

Differential:

150 pA typ; 0.2 µA max

Single-Ended: 250 pA typ; 0.4 µA max

Input Impedance: 100M Ohm in parallel with 100 pF

Gain Temp. Coefficient: 3 ppm/°C typ

Offset Temp. Coefficient: 12 µV/°C max

Triggering

Analog Trigger

Programmable Level Range: 0 to ±5V

Trigger to A/D Latency: 10 µs max

Digital Trigger

Logic Level Range: 0.8V low/2.2V high

Trigger to A/D Latency: 10 µs max

Software Trigger

Trigger to A/D Latency: Dependent on PC

Pre-Trigger: Up to 65,536 scans

Sequencer

Randomly programmable for channel and gain;
DaqBook/200 series is also randomly programmable
for unipolar/bipolar ranges

Depth: 512 location

Channel to Channel Rate: 10 µs/channel, fixed

Maximum Repeat Rate: 100 kHz

Minimum Repeat Rate: 10 hours

Expansion Channel Sample Rate:

Same as on-board channels, 10 µs/channel

Specifications are continued on page A-3.

Note: Specifications are subject to change without notice.

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