ComAp IG-NT GC - Page 36

IGS-NT-BC, SW Version 1.2.0, ©ComAp – January 2019
IGS-NT-BC-1.2.0 Reference Guide.PDF
36
Timer modes
Available modes of each timer:
ONCE
This is a single shot mode. The timer will be activated only once at preset date/time for
preset duration.
DAILY
The timer is activated every "x-th" day. The day period "x" is adjustable. Weekends can
be excluded. E.g. the timer can be adjusted to every 2nd day excluding saturdays and
sundays.
WEEKLY
The timer is activated every "x-th" week on selected weekdays. The week period "x" is
adjustable. E.g. the timer can be adjusted to every 2nd week on monday and friday.
MONTHLY
The timer is activated every "x-th" month on the selected day. The requested day can
be selected either as "y-th" day in the month or as "y-th" weekday in the month. E.g. the
timer can be adjusted to every 1st month on 1st tuesday.
SHORT PERIOD
The timer is repeated with adjusted period (hh:mm). The timer duration is included in
the preriod.
The mode of each timer channel is adjusted by an assigned setpoint. The setpoints are located int the Timer
settings group and can be adjusted via InteliMonitor and GenConfig.
Figure: Principial scheme of one block containing 4 timers
EXAMPLE:
Below is an example how to use the timers for periodic tests of the gen-set performed every sunday with
duration of 30 minutes and also for scheduled transfer of the load before expected mains failure announced
by the local electricity distribution company to 1.5.2010 from 01:00 to 04:00.
1. The output TIMERACT 1-4 is configured internally in GenConfig (LBI tab) to the logical binary
inputs REMOTE TEST and TEST ON LOAD.
2. The setpoint Timer settings:TimerChannel 1 is adjusted to "repeated" mode, "weekly" period, only
sundays, starting date/time next sunday at 0:00, timer duration 0:30 min.
3. The setpoint Timer settings:TimerChannel 2 is adjusted to "once" mode, starting date/time 1.5.2010
at 01:00, timer duration 3:00 hrs.