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GROUP H -
AL. 2
141 AL.2.f.
Alarm 2 Function
Alarm 2 selection.
Disabled (Default)
diSab.
Absolute Upper Activation. Absolute referred to the process, active over
Ab.up .A.
Absolute Lower Activation. Absolute referred to the process, active under
Ab.Lo.a.
Band alarm (command setpoint ± alarm setpoint)
bAnd
Upper Deviation alarm
up .dev .
Lower Deviation alarm
Lo.dev .
Absolute Command Upper Activation. Absolute alarm referred to the command
Ab.c.u.A.
setpoint, active over
Absolute Command Lower Activation. Absolute alarm referred to the command
Ab.c.L.A.
setpoint, active under
Status alarm (active in RUN/START)
run
Cold actuator auxiliary (Cold action in double loop)
cooL
Probe error. Alarm active in case of sensor rupture.
Prb.er.
Related to timer 1
tMr.1
Related to timer 2
tMr.2
Related to both timers
tMr.1.2
Remote. The alarm is enabled by the word 1236
rEM.
Digital Input 1. Active when digital input 1 is active.
d.i. 1
Digital Input 2. Active when digital input 2 is active.
d.i. 2
Heater Break Alarm and Overcurrent Alarm
H.b.A.
Asymmetric band alarm (command setpoint + alarm setpoint 2 H and command
a.bAnd
setpoint - alarm setpoint 2 L).
Auxiliary for job distribution on the command output. It cyclically replaces the
c. aux
command output for the time set on the parameter 152
activated parallel to the command output. It does not work in case of valve control and
can only be activated on an alarm if
142÷143
Reserved Parameters - Group H
Reserved parameters - Group H
144 A.2.5.o.
Alarm 2 State Output
Alarm 2 output contact and intervention type.
(N.O. Start) Normally open, active at start (Default)
n.o. St.
(N.C. Start) Normally closed, active at start
n.c. St.
(N.O. Threshold) Normally open, active on reaching alarm
n.o. tH.
(N.C. Threshold) Normally closed, active on reaching alarm
n.c. tH.
(N.O. Threshold Variation) disabled after changing control setpoint
n.o.tH.V .
(N.C. Threshold Variation) disabled after changing control setpoint
n.c.tH.V .
145 rEs.
Reserved
Reserved parameter.
146 a.2.Hy.
Alarm 2 Hysteresis
Alarm 2 hysteresis
-9999..+9999 [digit
147 A.2.L.L.
Alarm 2 Lower Limit
Lower limit selectable for the alarm 2 setpoint.
-9999..+30000 [digit
36 - URDR001A - User manual
- Alarm 2
] (degrees for temp. sensors). Default 0.5.
1 p. 54
] (degrees for temp. sensors). Default 0.
1 p. 54
is different from 0.
A.2.de.
. If
A.2.de.
A.2.de.
2 p. 54
2 p. 54
3 p. 54
3 p. 54
= 0, it is
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