Measurement-computing Daq PC-Cards Instrukcja Użytkownika Pobierz pdf (Strona 21)

Specifications, Daq PC-Cards A

General

Operating Temperature: 0° to 50°C

Storage: -55° to 150°C

Humidity: 5% to 90% RH, non-condensing

Size: 5 mm (PC-Card)

Expansion Channel Capacity: 256 max

Power

Normal Operation: 5V @ 160 mA

Power Down Mode: 5V @ 40 mA

A/D Specifications

Type: Successive approximation

Resolution:

Daq/112B: 12 bit

Daq/216B: 16 bit

Conversion Time: 8 µs

Monotonicity: No missing codes

Linearity: ±0.9 LSB

Zero Drift: ±2 ppm/°C

Gain Drift: ±7 ppm°C

Sample & Hold Amplifier

Acquisition Time: 2 µs max

Aperture Delay: 40 ns

Analog Inputs

Channels: 16 single-ended, or 8 differential,

expandable up to 256 via expansion options

Connector: DB37 male or female connector

available (see CA-134)

Range: Gains and ranges are sequencer selectable

on a per-channel basis;

±10, ±5, ±2.5, ±1.25

Maximum Overvoltage: 10V

Input Current: 1 nA

Input Impedance: 100M Ohm

Triggering

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

Channel Sequencer

Depth: 512 locations

Speed: 10 µs per channel, fixed

Internal Between Scans: 10 µs to 167s, software

programmable

Gains: Sequencer programmable per channel

Digital I/O

Number: 4-bit input and 4-bit output, TTL

compatible (not accessible if analog expansion

options are in use)

Input High Voltage: 2V min

Input Low Voltage: 0.8V max

Output High Voltage: 3V min @ 2.5 mA source

Output Low Voltage: 0.4V max @ 2.5 mA sink

Cable Information Part No.

DB37 cable, 2 ft.; Connects a CA-134

Daq PC-Card to a DBK1,

a DBK11A, or a DBK40;

Includes a gender changer.

Note: Specifications are subject to change without notice.

Appendix A - Specifications, Daq PC-Cards

978697

A-1

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