Measurement-computing USB-2404-10 Manual do Utilizador descarregar pdf (Página 11)

Chapter 3

Functional Details

Components

The USB-2404-10 has the following external components:

 Screw terminal connectors

 USB port

 LED

 Strain relief slot for USB cable

Figure 2. Front panel (Screw terminal connections)

Figure 3. Rear panel (USB connection and LED)

Screw terminals (CH0 to CH3)

The USB-2404-10 has four 2-terminal detachable screw terminals for connection to four isolated analog inputs.

The maximum sampling rate is 50 kS/s per channel, and the input voltage range is ±10 V, nominal. The

channels may be sampled individually or simultaneously. Signal assignments are listed in the following table.

Screw terminal pin assignments

Screw terminal

Signal

CH0+ (CH0 IN HI)

CH0– (CH0 IN LO)

CH1+ (CH1 IN HI)

CH1– (CH1 IN LO)

CH2+ (CH2 IN HI)

CH2– (CH2 IN LO)

CH3+ (CH3 IN HI)

CH3– (CH3 IN LO)

Use 16 AWG to 28 AWG wires to connect signals to the device.

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Measurement-computing USB-2404-10 Manual do Utilizador Página 11