12.1 Alarm Mode
：SV
： Alarm set value X：1 / 2 / 3 (There are up to 3 sets of alarms)
ALDX
Alarm mode
Descriptio
n
Boot completed, the alarm is ON, when PV≥SV start the timer,
alarm and control function are turned OFF in timed out.
If the RAMP function is used, even if the RAMP SV has not
10
SOAK_A
reached the target SV, the timer will start counting as long as the
condition PV≥target SV is met.
*Please refer to Chapter 11.7
*This mode only available in ALD1 or ALD2
*In this mode, the time format is fixed to “hour.minute”
HYSX ON
11
Deviation high
OFF
SV
ALX
Formula
PV ≥ (SV+ALX) → Alarm ON
PV ≤ (SV+ALX-HYSA) → Alarm OFF
ON
HYSX
OFF
12
Deviation low
LX
SV
*
ALX must to be set to a negative value
Formula
PV ≤ (SV+ALX) → Alarm ON
PV ≥ (SV+ALX+HYSA ) → Alarm OFF
OFF
ON HYSX
HYSX
ON
13
Deviation high/low
ALX
SV
ALX
PV ≥ (SV+ALX) → Alarm ON
Formula
PV ≤ (SV-ALX) → Alarm ON
PV ≥ (SV-ALX+HYSA) → Alarm OFF
PV ≤ (SV+ALX-HYSA) → Alarm OFF
ON
OFF
OFF
ALX
SV
ALX
14
Band
PV ≤ (SV+ALX) → Alarm ON
Formula
PV > (SV-ALX) → Alarm ON
PV ≥ (SV+ALX) → Alarm OFF
PV < (SV-ALX) → Alarm OFF
HYSX
ON
15
Process high
OFF
ALX
Formula
PV ≥ ALX→ Alarm ON
PV ≤ (ALXH-HYSA) → Alarm OFF
ON HYSX
16
Process low
OFF
ALX
Formula
PV ≤ ALX→ Alarm ON
PV ≥ (ALX+HYSA) → Alarm OFF
SETA.4=0
When program execution, alarm action
17
Program run
SETA.4=1
When program end, alarm action
*This mode only available in program type controller
18
System normal
The Alert action, when system in normal condition
(no-error message)
45 FY/FU operation manual
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