Measurement-computing WLS-IFC Bedienungsanleitung PDF herunterladen (Seite 13)

WLS-IFC User's Guide Specifications

LED configuration

Table 9. LED configuration

Parameter

Specification

Power

The WLS-IFC is connected to a computer or external USB hub

Received Signal Strength Indicator

(RSSI)

3 green LED bar graph. The LEDs will turn on when receiving a wireless

message and stay on for approximately 1 second after the end of the message.

They indicate the amount of fade margin present in an active wireless link. Fade

margin is defined as the difference between the incoming signal strength and the

device's receiver sensitivity.

 3 LEDs on: Very strong signal (> 30 dB fade margin)

 2 LEDs on: Strong signal (> 20 dB fade margin)

 1 LED on: Moderate signal (> 10 dB fade margin)

 0 LEDs on: Weak signal (< 10 dB fade margin)

USB activity

Green LED: activity is detected over the USB connection

Transmit

Yellow LED: data is being transmitted over the wireless link.

Receive

Red LED: data is being received over the wireless link.

Power

Received

Signal

Strength

Indicator

USB

Transmit

Receive

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Measurement-computing WLS-IFC Bedienungsanleitung Seite 13