Pixsys ATR 401, User Manual, Page: 40 / 124

40 ATR401 - User manual
38

Alarm 1 Process
Select value correlated to alarm 1.

Process 1 ( Default )

Process 2

Processes mean

Processes diff erence

. Processes diff erence as absolute value

AI1+AI2 Input addition
39

Alarm 1 State Output
Alarm 1 output contact and type of action

. (N.O. start) Normally open, active from start ( Default )

(N.C. start) Normally closed, active from start

(N.O. threshold) Normally open, active from alarm reaching
6

(N.C. threshold) Normally closed, active from alarm reaching
6
40

Alarm 1 Hysteresis
-999…+999 digit
7
(tenths of degree if temperature), Default : 0.0.
41

Alarm 1 Rearmament
Type of reset for contact of alarm 1

Automatic Reset ( Default )

Manual Reset by keyboard

Manual reset stored (keeps relay status also after an eventual
power failure)
42

Alarm 1 State Error
Contact status for alarm 1 output in case of error

Open contact ( Default )

Closed contact
43

Alarm 1 Led
Defi nes led A1 status corresponding to relevant contact

ON with open contact

ON with closed contact ( Default )
6
On activation, the output is inhibited if the controller is in alarm mode. Activates only if alarm
condition reappers, after that it was restored.
7 The display of the decimal point depends on the setting of parameter

. and
 
or

and
