NI 6251 M-Series Multifunction DAQ Device

NI 6251 M-Series Multifunction DAQ Device

Product Details

Analog Input

Number of channels: 8 differential or 16 single ended

ADC resolution: 16 bits

DNL: No missing codes guaranteed

Sample rate:

Single channel maximum 1.25 MS/s;

Multichannel maximum (aggregate) 1.00 MS/s;

Minimum No minimum;

Timing resolution: 50 ns

Timing accuracy: 50 ppm of sample rate

Input coupling: DC

Input range: ±0.1 V, ±0.2 V, ±0.5 V, ±1 V, ±2 V, ±5 V, ±10 V

Maximum working voltage for analog inputs (signal + common mode): ±11 V of AI GND

CMRR (DC to 60 Hz): 100 dB

Analog Output

Number of channels: 2

DAC resolution: 16 bits

DNL: ±1 LSB

Monotonicity: 16 bit guaranteed

Maximum update rate:

1 channel 2.86 MS/s;

2 channels 2.00 MS/s per channel.

Timing accuracy: 50 ppm of sample rate

Timing resolution: 50 ns

Output range: ±5 V, ±10 V, ±external reference on APFI 0

Output coupling: DC

Output impedance: 0.2 Ω

Output current drive: ±5 mA

Overdrive protection: ±25 V

Overdrive current: 20 mA

Power-on state: ±5 mV1

Power-on glitch: 1.5 V peak for 1.5 s

Output FIFO size: 8,191 samples shared among channels used

Analog Triggers

Number of triggers: 1

Source: AI <0..15>, APFI 0

Functions: Start Trigger, Reference Trigger, Pause Trigger, Sample Clock, Convert Clock, Sample Clock Timebase

Source level: AI <0..15> ±Full scale; APFI 0 ±10 V

Resolution: 10 bits, 1 in 1,024

Modes: Analog edge triggering, analog edge triggering with hysteresis, and analog window triggering

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