Automatic transfer switch
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Installa
tion and user manual
15
8.1
User Alarms (UAx)
• User can set a maximum of 4 programmable alarms (UA1…UA4).
• Conditions that generates the alarm can be different:
- In association of one thresholds LIMX set
- Activation of digital inputs INPx.
• For each alarm, the user can define a message that will appear on the alarm page.
• Properties of alarms can be defined by the user in the same way that normal alarms.
• When several alarms are activated at the same time, they are displayed sequentially, and their total number is shown
on the status bar.
• To reset one alarm that has been programmed with latch, use the dedicated command in the “
commands
” menu.
8.2
Counters (CNTx)
• This function allows, by selecting a control channel, to activate a counter (see chapter M14 “counters”).
• It is possible to count:
- Impulses acquired from inputs INPx;
- The numbers of activations of outputs OUTx;
- The overcome of limits LIMx;
- Activation of known variables.
• The description of counters CNTx can be customized with a test of maximum 16 characters.
• The unit of measure of counters Umn can be customized with a test of maximum 6 characters.
