CIRCUTOR DHB Series User Manual

Page 19

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19

Table 4

ALr1, ALr2, ALr3, ALr4

Parameter

symbol

Description

Range of changes

P_A1
P_A2
P_A3
P_A4

Input quantity, steering the alarm.

InP1 – Main input (indicated

value).
HoUr – real time clock

tYP1
tYP2
tYP3
tYP4

Alarm type. Fig. 12 presents the
graphical imaging of alarm types.

n-on – normal (transition

from 0 to 1),
n-oFF – normal (transition

from 1 to 0),
on – switched on,
oFF – switched off,
H-on – manually switched

on; till the change time of

the alarm type, the alarm

output remains switched on

for good,
H-oFF – manually switched

off; till the change time of

the alarm type the output

alarm remains switched off
for good.

PrL1
PrL2
PrL3
PrL4

lower Alarm threshold.

-19999...99999

PrH1
PrH2
PrH3
PrH4

upper Alarm threshold.

-19999...99999

dLY1
dLY2
dLY3
dLY4

Delay of alarm switching.

0...900

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