NI PCI-6221 M Series Multifunction DAQ Data Acquisition Board

Technical Specifications

Model:PCI-6221

Brand:NI

Part No:779418-51 / 780058-51

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

ADC:16-bit resolution

Analog Input:16 single-ended /8 differential channels

Max sampling rate:250kS/s aggregate

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 SCSI

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

Bus:32-bit PCI

Dimension:175mm107mm20mm

Weight:0.22kg

Operating temperature:0℃ ~ +55℃

Storage temperature:-20℃ ~ +70℃

Relative humidity:10~90% non-condensing

Certification:CE

System compatibility

PCI-6221 belongs to NI M Series multifunction DAQ platform.It works with standard PCI industrial PC,supported by NI-DAQmx and LabVIEW,widely used for general data acquisition,laboratory measurement,production line testing and continuous data logging.It is spare part for legacy test equipment overhaul.

Function

PCI-6221 is M-series 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.16-bit ADC supports aggregate 250kS/s sampling.PFI lines support external timing and triggering for general automated test systems.

Installation

Insert PCI-6221 into PCI slot and fasten bracket.Connect signal wiring to 68pin SCSI terminal block.Install NI-DAQmx driver.Take ESD protection before installation.

Interface

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

‑PCI gold finger edge connector

‑Board status indicator

Feature

PCI-6221 classic NI M-series multifunction DAQ board.Typical faults:SCSI 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-6221 is NI PCI bus M Series multifunction DAQ board with 16-bit,250kS/s sampling,16AI,2AO and 24 DIO,for 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.