How to Select a Data Acquisition System

When shopping for Data Acquisition products, be aware of the following selection criteria for your specific application:

Minimum Number of Analog Inputs (select all that apply):

• No Analog Inputs
• One Analog Input
• Eight Analog Inputs
• Sixteen Analog Inputs
• Twenty-four or More Analog Inputs

Minimum Analog Input Sample Rate (select all that apply):

• 1 Sample/Second
• 10 Samples/Second
• 100 Samples/Second
• 1,000 Samples/Second
• 100,000 Samples/Second or Higher

Type of Analog Input (select all that apply):

• AC Voltage/Current
• Bridge/Strain/Load
• Frequency
• Process Voltage/Current RTD
• Temperature
• Thermistor
• Thermocouple

Minimum Analog Input Resolution (select one):

• 12 Bit
• 14 Bit
• 16Bit
• 22Bit

Minimum Number of Analog Outputs (select all that apply):

• No Analog Outputs
• One Analog Output
• Two Analog Outputs
• Four Analog Outputs
• Eight or More Analog Outputs

Minimum Number of Digital Input/Outputs (I/O) (select that apply):

• One Digital I/O
• Eight Digital I/O
• Sixteen Digital I/O
• Thirty-two Digital I/O
• Sixty-four Digital I/O or More

Interface (select one):

• Ethernet
• ISA Card
• RS232
• RS485
• Parallel Port
• PCI Card
• USB

Special Features (select all that apply):

• Isolated Inputs/Outputs
• On-board memory
• Counter/Timer