Delta VP3000 Series - Page 470

Chapter 8 Troubleshooting｜VP3000
461
ID No.
Warning Name
Descriptions
143
AI3 analog signal loss
(AnL)
Analog input current loss (including all analog 4–20 mA signals)
Action and Reset
Action Condition
When the analog input (Pr. G2-41 = 2) is lower than 3.6 mA (only detects analog
input 4–20 mA)
Action Time
The action condition is attained for 0.1s
Warning Setting Parameter
G2-49
AI3 signal loss action:
0: Disable
1: Warning & continue OPER
2: Fault & Ramp to Stop
3: Fault & Auto-Decel
4: Fault & Coast to Stop
5: Fault & by Quick Stop Time
6: Warning & FREQ Lower Limit OPER
Reset Method
Auto
It is “Warning” when Pr. G2-49 = 1, and the warning will be
automatically cleared when the analog input signal is ≥ 4 mA.
Manual
It is “Fault” when Pr. G2-49 = 2–5, which must be reset
manually.
Reset Condition
Immediately reset
Record
It is “Fault” when Pr. G2-49 = 2–5 and will be recorded.
Cause
Corrective Actions
Loose or broken AI3 wiring
Tighten the terminals again.
Replace with a new cable.
External device error
Replace new device.
Hardware failure
If the AnL error still occurs after checking all the wiring, return to the factory for
repair.