Advantech PC-LabCard PCI-1784 Spécifications télécharger pdf (Page 29)

Appendix A. Specifications

Encoder Output

Number of Axis 4 (independent)

Resolution 32-bit

w/ Digital Filter 1.0 MHz

Max. Quadrature

Input Frequency

w/o Digital

Filter

2.0 MHz

Digital Filter 4 stage

Drive Type Single-ended or differential

Counter Mode Quadrature, Up/Down, Count/Direction

Optical Isolation 2500 V

Max. Input Pulse

Frequency

x 1, x 2, x 4

Sample Clock

Frequency

8, 4, 2, or 1 MHz

Timer

Resolution 8-bit

Time base 50 K, 5 K, 500, 50, 5 Hz

Isolated Digital Input

Number of Channel 4

Optical Isolation 2500 V

Opto-isolator response time

25µs

Over-voltage Protect 70 V

VIH (max.) 30 V

VIH (min.) 10 V

Input Voltage

VIL (max.) 3 V

10 V

1.7 mA (typical)

12 V

2.1 mA (typical)Input Current

24 V

4.4 mA (typical)

Isolated Digital Output

Number of Channel 4

Optical Isolation 2500 V

Response time

20 µs (max.)

Supply Voltage TTL level

Sink/Source Current 50 mA max./channel

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 56 57

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Advantech PC-LabCard PCI-1784 Spécifications Page 29

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