Simex SRD-99, User Manual

Page: 54 / 112

User manual - DATA RECORDER SRD-99 and cooperating software
7.4.9. ” Outputs settings ” menu
This menu allows to change settings of the outputs.
” Mode ” - Defines operation mode of the output. The following options are available:
” inactive ” - output is always OPEN. State of the attached channels alarms are
ignored,
”
N.O.
” - normally OPEN,
”
N.C.
” - normally CLOSED.
” Logic funct. ” - describes active-state computing method for attached alarms. The
following options are available:
„ OR ” - output is active when any of the attached channels is alarm state.
„
AND
” - output is active when
all
of the attached channels are in alarm state.
”
Source
” - brings up a submenu with alarm sources settings (
Fig. 7.27
). The following options
are available for e ach channel:
” inactive ” - channel is ignored (never in alarm state).
” alarm 1 ” - channel is in alarm state when alarm 1 is generated.
”
alarm 2"
- channel is in alarm state when alarm 2 is generated.
”
alarm 1 or 2
” - channel is in alarm state when alarm 1 or alarm 2 are generated.
”
alarm 1 and 2
” - channel is in alarm state when alarm 1 and alarm 2 are generated
in the same time.
Fig. 7.27. Submenu ” Source ” in menu „ Outputs settings ”.
” Close delay ” - Output switch from open to closed state will be delayed until this time elapse.
”
Open delay
” - Output switch from closed to open state will be delayed until this time elapse.
If condition to switch state of the output will repeat occurring more often than half of
the delay and mean duty cycle (
D
) will be greater than 50% the output will
eventually switch. See chapter ” Outputs control ” for more details.
” Closed hold time ” - a relay active state maintain time after the triggering signal disappears,
”
Open hold time
” - a relay inactive state maintain time after the triggering signal disappears,
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