NI PCI-6281 M Series High Precision Multifunction DAQ Board

Technical Specifications

Model:PCI-6281

Brand:NI

Part No:779109-01

Product type:PCI Bus M Series Multifunction DAQ(Data Acquisition) Board

ADC:18-bit resolution

Analog Input:16 single-ended /8 differential channels

Max sampling rate:625kS/s single channel,500kS/s aggregate multi-channel

Analog Output:2 channels,16-bit

Digital I/O:24 bidirectional DIO lines,TTL level

Counter/Timer:2×32-bit counter timers

Connector:68-pin VHDCI

Function:high precision multi-channel voltage measurement,analog waveform output,PFI timing trigger,digital read/write,digital triggering,multi-board synchronization

Bus:32-bit PCI

Dimension:175mm107mm20mm

Weight:0.142kg

Operating temperature:0℃ ~ +55℃

Storage temperature:-20℃ ~ +70℃

Relative humidity:10~90% non-condensing

Certification:CE

System compatibility

PCI-6281 belongs to NI M Series multifunction DAQ platform.It works with standard PCI industrial PC,supported by NI-DAQmx and LabVIEW,widely used for high precision data acquisition,laboratory measurement,product verification and sensor calibration.It is spare part for legacy test equipment overhaul.

Function

PCI-6281 is M-series high precision multifunction PCI DAQ board.It integrates 16/8-ch analog input,2-channel analog output,24-channel digital I/O and 32-bit counter functions.18-bit high resolution ADC supports max 625kS/s single channel sampling.PFI lines support external timing and triggering for precision automated test systems.

Installation

Insert PCI-6281 into PCI slot and fasten bracket.Connect signal wiring to 68pin VHDCI terminal block.Install NI-DAQmx driver.Take ESD protection before installation.

Interface

‑68-pin VHDCI multi-function I/O connector

‑PCI gold finger edge connector

‑Board status indicator

Feature

PCI-6281 classic NI M-series high precision DAQ board.Typical faults:VHDCI connector pin oxidation,ADC reading drift,counter timing error.Inspect analog input and digital channel before replacement.

Diagnostic

Fault phenomenon:abnormal AI reading,no AO output,digital channel failure,counting error.Check sensor wiring,PCI slot contact,DAQ driver and channel configuration.

Product Brief

PCI-6281 is NI PCI bus M Series multifunction DAQ board with 18-bit,625kS/s single channel sampling,16AI,2AO and 24 DIO,for high-precision multi-channel voltage acquisition,automated measurement and legacy test equipment renovation.Mainly used for maintenance and replacement of old test equipment.ESD protection must be followed during handling.