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BL
.
A1
BL.A2
bL.A3
bL.A4
Bl ocking A larm
Initial Alarm Block. Allows you to enable or disable the Initial Block function for alarms 1 to 4.
YES
– Enables initial block
No
– Disables initial block
When enabled, the alarm will not trigger during startup. It will wait until the PV value enters a non-alarm condition. From this point
on, the alarm can be triggered if a new alarm condition occurs.
Hy.a1
Hy.a2
Hy.a3
Hy.a4
Hy steresis of
A larm
Alarm hysteresis. Allows you to define the difference between the PV value at which the alarm is on and the value at which it is
off.
One hysteresis value for each alarm.
Lbd.1
Lbd.2
Lbd.3
Lbd.4
L oop b reak
d etection
Loop Break Detection time interval. Allows you to set a maximum time interval (in minutes) for the PV to react to the control
output command. The value 0 (zero) disables the function.
Available only for the Loop Break Detection Alarm (
LBD
) function. See LOOP BREAK DETECTION (LBD) FUNCTION section.
T1.a1
T1.a2
T1.a3
T1.a4
Time t1 A larm
Allows you to define the time interval of T1 to trigger the alarms. In seconds.
The value 0 (zero) disables the function.
T2.a1
T2.a2
T2.a3
T2.a4
Time t2 A larm
Allows you to define the time interval of T2 to trigger the alarms. In seconds.
The value 0 (zero) disables the function.
e.sp1
e.sp2
e.sp3
e.sp4
E nabled s et p oint
Allows you to display the
Sp.a1
,
Sp.a2
,
Sp.a3
or
Sp.a1
parameters in the Operation Cycle. See OPERATION CYCLE
section.
Available for the following alarm modes:
Lo
,
Hi
,
DiF
,
diF.L
and
DiF.H
.
fLs.1
fLs.2
fLs.3
fLs.4
Fl a s h
Allows you to signal the occurrence of alarm conditions by flashing the PV indication on the display screen. See DISPLAY
INFORMATION section.
YES
– Enables the function
No
– Disables the function
Table 8 – Alarm cycle