MC PCI-DAS1602 Bedienungsanleitung PDF herunterladen (Seite 2)

Specifications

Typical for 25 °C unless otherwise specified.

Specifications in italic text are guaranteed by design.

Analog input

Table 1. Analog input specifications

A/D converter type AD976ABN

Resolution 16 bits

Number of channels 16 single-ended / 8 differential, software selectable

Input ranges, software

selectable

±10 V, ±5 V, ±2.5 V, ±1.25 V

0 to 10 V, 0 to 5 V, 0 to 2.5 V, 0 to 1.25 V

Polarity Unipolar/bipolar, software selectable

Internal counter - 82C54.

External source (A/D EXTERNAL PACER)

A/D pacing

(software programmable)

Software polled

Burst mode Software selectable option, rate = 5 µs

External digital (A/D EXTERNAL TRIGGER) A/D trigger sources

External analog (ANALOG TRIGGER IN)

External digital: Software configurable for:

! Edge (triggered)

! Level-activated (gated)

! Programmable polarity (rising/falling edge trigger, high/low gate)

External analog: software-configurable for:

! Positive or negative slope.

! Above or below reference

! Positive or negative hysteresis

! In or out of window

Trigger levels set by DAC0 and/or DAC1, 4.88 mV resolution.

A/D triggering modes

Unlimited pre- and post-trigger samples. Total # of samples must be > 256. Compatible

with both Digital and Analog trigger options.

From 512 sample FIFO via interrupt w/ REPINSW

Interrupt

Data transfer

Software polled

A/D conversion time 5 µs max

Throughput 200 kHz

Calibration Auto-calibration, calibration factors for each range stored on board in non-volatile RAM.

Common mode range ±10 V min

CMRR @ 60 Hz -70 dB

Input leakage current ±200 nA max

Input impedance 10 MΩ min

Absolute maximum input

voltage

±15 V

1 2 3 4 5 6 7 ... 10 11

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