Circuits (relays) 3 and 4 can be used as regular control circuits if system clocks are not used.
If system clocks such as Synchronous Wired clocks are connected, circuits (relays) 3 and 4 are used. See
Section 4.9 Entering Secondary Clock Correction Mode.
These switches should be in the AUTO position for proper system clock corrections.
Clock corrections can be temporarily disabled such as for clock circuit troubleshooting, by placing both switches
3 and 4 to the OFF position.
Circuits 3 and 4 can temporarily be placed in the ON position as required for testing and adjusting clock
correction circuits.
7.2 MANUAL SELECTION OF ALTERNATE PLANS
[2] [1] [ENTER]
Alternate Plans can be selected from the keyboard in addition to being selected by the ANNUAL PROGRAM.
To select an Alternate Plan type [2] [1] [ENTER]. The display will respond with:
Enter the desired Basic Plan number, then press [ENTER]. The master clock will now run the program you have
selected. The master clock will automatically go back to Basic Plan 0 after 12:00 AM. Also, if any of the
following changes are made, the master clock will return to Basic Program 0:
Entering a new time.
A power failure of any duration.
Entering a new date.
Modifying the Annual programs.
Clearing the Annual programs.
Use special function 90 (See STATUS Section 7.5) to verify which plan is running.
7.3 SETTING THE MAXIMUM NUMBER OF ENTRIES PER Program
[3] [1] [ENTER]
The master clock has a default setup of 10 Basic Plans with 20 Program Entries each for a total of 200 entries.
These plans are numbered Plan 0 through Plan 9. Plan 0 is the main Plan that will repeat itself every 7 days.
Plans 1 through 9 are Alternate Plans that can be scheduled by the Annual Program, or they can be called up
manually using the MANUAL SELECTION function as described above.
The master clock can be reconfigured to allow more than 20 entries per Plan. Special function Command 31 is
used to adjust the number of entries per Plan from 20 to 100. The number of Alternate Plans will automatically
be adjusted to fit the maximum number of 200 entries available.
Changing the maximum number of entries
per Plan should be done prior to entering your program.
To set the number of entries type [3] [1] [ENTER]. The display will read:
22
Summary of Contents for 6500
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