Clock Module Configuration


The Clock Module Configuration screen allows you to set various parameters for the Clock Module. The screen consists of three information sections:

Click the Edit button in each section to set the parameters. Each field is described in the table below.

Field / Section

Description

Module Status

The Module Status field indicates whether the clock module is activated (enabled) or not activated (disabled).

Alarm Elevation Time

The Alarm Elevation Time setting allows the alarm severity to increase over a specified period of time.

Clock Configuration

 

Warmup Delay

Sets amount of time for clock warmup cycle in seconds. Valid range is 900 to 3600 seconds.

Min and Max Tau

Displays the minimum and maximum setting for how long data is averaged (in seconds) to compute the output frequency control loop.

Input switch

Displays the clock switching method, AR for auto return (revertive) selection, AS for auto switch (but not revertive), or OFF for no auto switch.

Input select

Displays the input reference selection mode, PRI or PQL.

Min and Max Tau Limit

Displays the Minimum and Maximum Tau limits depending on clock type. Valid range is as follows:

Stratum 2E 300 to 10,000 seconds

Type 1 150 to 1200

Stratum 3E 150 to 1200

Frequency Time Out

Displays the Frequency Time Out limit  value in minutes. The range is a value between 60 and 10000 with a default value of 1440.