Alarm Mode - Taie FY400 Operation Manual

12.1 Alarm Mode

：SV ： Alarm set value
ALDX Alarm mode
0 No alarm function
Deviation high
1
(With hold action)
Deviation low
2
(With hold action)
Deviation high/low
3
(With hold action)
Band
4
(With hold action)
Process high
5
(With hold action)
Process low
6
(With hold action)
7 Segment execute alarm
8 System error
HBA
(Heater Break Alarm)
9
Single RAMP
59
X：1 / 2 / 3 (There are up to 3 sets of alarms)
Description
Not drive any alarm relays and the corresponding LED lamp.
PV ≥ (SV+ALX) → Alarm ON
Formula
PV ≤ (SV+ALX-HYSA) → Alarm OFF
*
ALX must to be set to a negative value
PV ≤ (SV+ALX) → Alarm ON
Formula
PV ≥ (SV+ALX+HYSA) → Alarm OFF
PV ≥ (SV+ALX) → Alarm ON
PV ≤ (SV-ALX) → Alarm ON
Formula
PV ≥ (SV-ALX+HYSA) → Alarm OFF
PV ≤ (SV+ALX-HYSA) → Alarm OFF
PV ≤ (SV+ALX) → Alarm ON
PV ≥ (SV-ALX) → Alarm ON
Formula
PV > (SV+ALX) → Alarm OFF
PV < (SV-ALX) → Alarm OFF
PV ≥ ALX→ Alarm ON
Formula
PV ≤ (ALX-HYSA) → Alarm OFF
PV ≤ ALX→ Alarm ON
Formula
PV ≥ (ALX+HYSA) → Alarm OFF
When SEG=ALX alarm ON
*
This mode only available in program type controller
The Alert action, when PV displays error message
Activated conditions：
1. Heater current is less the HBAC set value
2. OUT1 manipulated value exceed HBOP set value
3. Conditions of 1 & 2 above are established and continue to
exceed 20 seconds.
*
Please refer to Chapter 11.4
*
This mode only available in ALD1 or ALD2
Please refer to Chapter 11.7
This mode only available in ALD3
FY operation manual