Alarms (Mc350, Mc350H And Mc330 Only ); Alarms Setting; Types Of Alarms - Iskra MC320 User Manual

Alarms (MC350, MC350H and MC330 only)
Alarms are used for alarming exceeded set values of the measured quantities.
MC320 ‐ alarms are not supported; Please see chapter Type differences, pages 11.
Alarms setting
Measuring centre supports alarm functionality. 16 alarms divided in 2 groups (2 x 8 alarms) can be set. For each
group of alarms a time constant of maximal values in thermal mode, a delay time and alarm deactivation
hysteresis can be defined.
Quantity, value (a current value or a MD – thermal function) and a condition for alarm switch‐on are defined for
every individual alarm.
MC350 supports also storing of alarms in internal memory.
WARNING!
New values of alarms are calculated in percentage at modification of connection settings.
Alarms setting
Device evident all triggered alarms and stores it in internal RAM. Statistic is valid since last power supply On and
could be reset with MiQen software (See chapter Reset operations on page 38)
Types of alarms
VISUAL ALARM
When alarm is switched on, a red LED on the meter front side is blinking (see figure shown on next page).
ALARM OUTPUT (PULSE)
According to the alarm signal shape the output relay will behave as shown on next page.
36 Measuring centres – MC320, MC330, MC350 & MC350H ‐ User's Manual
SETTINGS