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Essential information
WM15 - User manual | CARLO GAVAZZI Controls SpA
Essential information
Alarms
Introduction
WM15 manages a measured variable alarm. To set the alarm, define:
• the variable to be monitored (
VARIABLE
)
• alarm activation threshold value (
SET POINT 1
)
• alarm deactivation threshold value (
SET POINT 2
)
• alarm activation delay (
ACTIVATION
DELAY
)
Variables
The unit can monitor one of the following variables:
• system active power
• system apparent power
• system reactive power
• system power factor
• phase-neutral voltage (OR logic)
• phase-phase voltage (OR logic)
• current (OR logic)
Note:
if you select a current or a voltage, WM15 simultaneously monitors all the phases available in the set measurement system and triggers
the alarm when at least one of the phases is in alarm (OR logic)
Alarm types
Up alarm (Set point 1 ≥ Set point 2)
The alarm activates when the monitored variable exceeds the Set 1 value for a time equal to the activation delay (
Delay
) and deactivates
when the values drops below Set 2.
(s)
ON
Set 1
Set 2
Delay
Содержание WM15
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