Power Line Carrier ____________________________________________________________________
RF-MCGARDPRO
Hubbell Power Systems, Inc.
–
RFL™
Products
July 1, 2022
©2022 Hubbell Incorporated
5-9
The PLC carrier level indicator RX value is displayed on the meter. The value displayed
represents a variance in received signal level from the initial signal level when the unit was
commissioned. The meter is normally factory installed and MUST be used in conjunction with
the Digital PLC Module (RF-500455-1). The meter is connected to J6 on the Digital PLC Board.
There are two potentiometers for Offset and Scale. Normally no adjustments are necessary as
the CLI Meter is calibrated before leaving the factory, but if tuning is required instructions are
given in
5.4
PLC Module User Interface
The web pages required for status display, configuration, calibration, and test of the PLC module
have been divided between FSK and On/Off mode. The following pages describe the settings for
FSK mode. Sliding the mouse over the question mark symbol will expose a brief description of
the settings function.
5.4.1 FSK Mode - Status, Configuration and Test
Clicking on the PLC FSK module in the dashboard will display its status as shown below. You
can also navigate to the status page from the main navigation menu at the left of the web page.
Menu location: Status > PLC > Slot 8-2F is selected.
FSK Status:
While in FSK mode, the software will sense whether a 2F or 3F function is being used and display
the settings accordingly.
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TX Frequency
Table
RX Frequency
Table
Figure 5-5. FSK Status