Taie FY400 Operation Manual
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12.1 Alarm Mode：SV ： Alarm set value X：1 / 2 / 3 (There are up to 3 sets of alarms)ALDX Alarm mode Description0 No alarm function Not drive any alarm relays and the corresponding LED lamp.HYSX ONDeviation high OFF1 SV ALX(With hold action) PV ≥ (SV+ALX) → Alarm ONFormula PV ≤ (SV+ALX-HYSA) → Alarm OFFON HYSXDeviation low OFF2 ALX SV(With hold action) *ALX must to be set to a negative valueFormula PV ≤ (SV+ALX) → Alarm ONPV ≥ (SV+ALX+HYSA) → Alarm OFFOFFON HYSX HYSX ON3 Deviation high/low ALX SV ALX(With hold action) PV ≥ (SV+ALX) → Alarm ONFormula PV ≤ (SV-ALX) → Alarm ONPV ≥ (SV-ALX+HYSA) → Alarm OFFPV ≤ (SV+ALX-HYSA) → Alarm OFFONOFF OFFBand ALX SV ALX4 (With hold action) PV ≤ (SV+ALX) → Alarm ONFormula PV > (SV-ALX) → Alarm ONPV ≥ (SV+ALX) → Alarm OFFPV < (SV-ALX) → Alarm OFFHYSX ONProcess high5 OFF(With hold action) ALXFormula PV ≥ ALX→ Alarm ONPV ≤ (ALX-HYSA) → Alarm OFFON HYSXProcess low6 ALXOFF(With hold action)Formula PV ≤ ALX→ Alarm ONPV ≥ (ALX+HYSA) → Alarm OFF7 Segment execute alarmWhen SEG=ALX alarm ON*This mode only available in program type controller8 System error The Alert action, when PV displays error messageActivated conditions：1. Heater current is less the HBAC set valueHBA 2. OUT1 manipulated value exceed 90%3. Conditions of 1 & 2 above are established and continue to(Heater Break Alarm) exceed 20 seconds.9 *Please refer to Chapter 11.4*This mode only available in ALD1 or ALD2Single RAMP Please refer to Chapter 11.7This mode only available in ALD3FY/FU operation manual 44 |
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