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Huawei Certified Field Specialist -Smart PV Controller Sample Questions:
1. Huawei PID module alarm ID: 1921 (grounding abnormal), the possible reason is (). (Multiple Choice)
A) Poor contact of the PID module output ground
B) PID module output ground is not connected
C) PID module hardware failure
D) The box corresponding to the PID module is changed to N-line grounding.
2. The fishing light complementary photovoltaic power station has large ambient humidity and serious component PID attenuation, and it is necessary to take anti-PID attenuation measures.
A) False
B) True
3. When creating a power station in the NetEco1000S system, the power station information that can be set is (). (Multiple Choice)
A) Power station address
B) Power station description
C) Inverter parameters
D) Power station name
4. Before logging in to the NetEco1000S system, you need to enable the NetEco1000S service. Otherwise, users cannot log in to the NetEco1000S system.
A) False
B) True
5. Things to be aware of when the device uses RS485 communication networking (). (Multiple Choice)
A) Communication cables should avoid interference sources during wiring
B) When wiring, separate the communication line from the power line
C) The distance of the line should not exceed 1000 meters
D) It is recommended to use outdoor shielded twisted pair cable for communication cable.
Solutions:
| Question # 1 Answer: A,B,C,D | Question # 2 Answer: B | Question # 3 Answer: A,B,D | Question # 4 Answer: B | Question # 5 Answer: A,B,C,D |
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