Measurement-computing miniLAB-1008 Manual do Utilizador descarregar pdf (Página 14)

miniLAB 1008 User's Guide Functional Details

External components

The miniLAB 1008 has the following external components, as shown in . Figure 3-1

Figure 3-1. miniLAB 1008 external components

! USB connector

! Status LED

! Digital I/O connector

! Screw terminal banks (2)

USB

connector

Status LED

Screw terminal

pins 1 to 15

Screw terminal

pins 16 to 30

Digital I/O

connector

USB connector

The USB connector is located on the bottom edge of the miniLAB 1008. This connector provides +5 V power

and communication. The voltage supplied through the USB connector is system-dependent, and may be less

than 5 V. No external power supply is required.

Caution! The USB +5V Out pins on the DB37 connector are outputs. Do not connect an external 5 V supply

or you may damage the miniLAB 1008 and possibly the computer.

Status LED

The STATUS LED on the front of the miniLAB 1008 indicates the communication status. It uses up to

5 milliamperes (mA) of current and cannot be disabled. explains the function of the miniLAB 1008

LED.

Table 3-1

Table 3-1. LED Illumination

When the LED is… It indicates…

Steady The miniLAB 1008 is connected to a computer or external USB hub.

Blinks continuously Data is being transferred.

Blinks three times Initial communication is established between the miniLAB 1008 and the computer.

Blinks at a slow rate

The analog input is configured for external trigger. The LED stops blinking and illuminates

steady green when the trigger is received.

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Measurement-computing miniLAB-1008 Manual do Utilizador Página 14