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There is another new menu
that is not listed in the earlier
versions of the manual. This
is the SCHEDULE PROPER-
TIES Menu.
This menu is so that one may
disable schedules over the
bus. This menu allows one to
define a virtual panel that
emulates the status of each
schedule. If the relay is ON
then the Schedule is disabled.
Note that NUMBER OF
SETUP MENU
RESTRICTED
RELAY PROPERTIES
SYSTEM SETUP MENU
SCHEDULE PROPERTIES
SET THERMOSTAT
SCHEDULE PROPERTIES
EMULATED ADDR:
NONE
SCHEDULE PROPERTIES
EMULATED ADDR:
81
NUMBER OF PANELS:
4
PANELS refers to the number of 8 relay cards in the pan-
el. On a bus that is quite full one may not need to disable
more than 8 schedules. If that is so NUMBER OF PAN-
ELS: would be set to 1 and PANEL SWITCH TYPES
would only list one panel.
Here PANEL SWITCH TYPES
has been set for four 8 relay
sections which means all 32
Schedules are emulated.
The panel shows up on the
bus scan display just like any
other panel.
The panel may be controlled
in the MANUAL Screen. This
shows that the first four
Schedules have been
disabled.
This is what the Schedules
screen looks like with the first
4 Schedules disabled over
the bus and Schedule 1 addi-
tionally disabled by scrolling
on the schedule.
Relay 1 of LCP 4 has been
turned off so the schedule is
no longer disabled over the
bus but it is still disabled
from the schedules screen.
Note that as in this screen a
Schedule may control the
relay that disables another
schedule. It may also be con-
trolled by a switch or photo-
cell or anything that can con-
trol a relay.
Time Base Features
The opening screen of the clock shows the Sunrise and Sun-
set times being rotated with another line that usually says “ON
60Hz TIME BASE.”
Automatic Sensing
Usually the clock
wants to keep time by
looking at the 60 Hz
from the mains. This is
because, by law, it must remain with 1 minute a year as a time
base. Errors are made up for by speeding up or slowing down
the generators to keep this accuracy. In the past this meant
that we could only plug the clock into a panel where there was
a “CLOCK ONLY” RJ 45. Now it is possible to plug the clock
into a switch and it will still work. The sign will now say “IN-
TERNAL TIME BASE.” The clock will also automatically sense
50 Hz when in a country that has that type of electricity.
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