Measurement Specialties PCI-2513 Manuel D’Utilisation

Chapter 5

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

Successive approximation

Resolution 16

bits

Number of channels

16 single-ended/8 differential, software-selectable

Input ranges (SW programmable)

Bipolar: ±10 V, ±5 V, ±2 V, ±1 V , ±0.5 V, ±0.2 V, ±0.1 V

Maximum sample rate

1 MHz

Nonlinearity (integral)

±2 LSB maximum

Nonlinearity (differential)

±1 LSB maximum

A/D pacing

On board A/D clock, external source (XAPCR)

Trigger sources and modes

See

Table 6

Data transfer

DMA

Configuration memory

Programmable I/O

Maximum usable input voltage
+ common mode voltage
(CMV + Vin)

Range: ±10 V, ±5 V, ±2 V, ±1 V , ±0.5 V
10.5 V maximum
Range: ±0.2 V, ±0.1 V
2.1 V maximum

Signal to noise and distortion

72 dB typical for ±10 V range, 1 kHz fundamental

Total harmonic distortion

-80 dB typical for ±10 V range, 1 kHz fundamental

Calibration

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

CMRR @ 60 Hz

-70 dB typical DC to 1 kHz

Bias current

40 pA typical (0 °C to 35°C)

Input impedance

10 MΩ single-ended, 20 MΩ differential

Absolute maximum input voltage

±30 V

Accuracy

Table 2. Analog input accuracy specifications

Voltage range

Accuracy
±(% of reading + %
range)
23°C ±10 °C, 1 year

Temperature coefficient
±(ppm of reading + ppm range)/°C

Noise (cts
RMS)

-10 V to 10 V

0.031% + 0.008%

14 + 8

1.5

-5 V to 5 V

0.031% + 0.009%

14 + 9

2.0

-2 V to 2 V

0.031% + 0.010%

14 +10

1.6

-1 V to 1 V

0.031% + 0.02%

14 + 12

2.5

-500 mV to 500 mV

0.031% + 0.04%

14 +18

4.0

-200 mV to 200 mV

0.036% + 0.075%

14 +12

5.0

-100 mV to 100 mV

Note 1

0.042% + 0.15%

14 +18

9.0

Note 2

Note 1:

Specifications assume differential input single-channel scan, 1 MHz scan rate, unfiltered,
CMV=0.0 V, 30 minute warm-up, exclusive of noise.

Note 2:

Noise reflects 10,000 samples at 1 MHz, typical, differential short, using CA-68-3S cable.