SMAR RHP303, Руководство пользователя, Страница: 8 / 16

RHP303 –Profibus Hub Repeater
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Figure 6 – ST LEDs to indicate the channel status
RX LEDs
Each Profibus DP Repeater channel has a RX LED. The yellow RX LED indicates the reception by
the channel.
When turned off, the channel is not receiving a valid signal.
When turned on, the channel is receiving a valid signal.
Reception RX LED
Invalid or non-existing signal Off
Receiving a valid signal On
Figure 7 – RX LEDs to indicate signal reception
Installation
The RHP303 can be installed anywhere in a non-hazardous area and on the specified temperature
range of 0 to 60ºC.
The RHP303 must be installed on DIN rail, with the connector cable on the bottom part. In this
position the cables go down and it is also easier to read the status LEDs.