RFL Electronics GARD 8000 - Aux Comm Unications Channel

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Applications

GARD 8000 SYS RFL Electronics

May 1, 2013 2-26 973.334.3100

2.12 AUX COMMUNICATIONS CHANNEL

Two GARD 8000 Systems can be configured as shown in Figure 2-11, where two units communicate

using a T1/E1 link. The typical application shows an RFL 9300 at each remote end. Each 9300 is

connected to the GARD 8000 using a 64kb/s co-directional link employing a G.703 comms module.

Refer to Figure 7-7 for the Web page that describes the required settings for this application.

The G.703 parameters that must be set for this application are as follows:

User Label

Enter in a descriptive name for the G.703 communications interface.

Line Interface

For the G.703 the Line Interface can be disabled or set to G.703. For this application set it to G.703.

Data Rate

For the G.703 the Data Rate is always set to 64kb/s.

GARD Comms Subsystem (Radio Buttons)

For the G.703 there are two Radio Buttons that can be selected, Subsystem 1 or Subsystem 2. For this

application select ?

GARD Clock Mode

For the G.703 there are three GARD Clock Mode selections, Master, Slave and Aux Channel. For this

application select Aux Channel.

Timing

The G.703 Octet Timing can be enabled or disabled. For this application the Octet Timing should be

enabled.