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Which is not part of the routine maintenance item of the ECC800 power module?
Which is not part of the routine maintenance item of the ECC800 power module?A . Check if the power indicator light is normalB . Check the ECC800 module fanC . Check whether the power wiring is looseD . Create a micromodule plan viewView AnswerAnswer: D
The principle of the ( ) humidifier is that the high infrared light makes the water surface release water vapor and diffuse into the airflow that needs to be humidified.
The principle of the ( ) humidifier is that the high infrared light makes the water surface release water vapor and diffuse into the airflow that needs to be humidified.A . ElectrodesB . HumidityC . High pressure sprayD . InfraredView AnswerAnswer: D
The user can log in to the WEB interface of ( ) to view the operating status of the device in the micro-module.
The user can log in to the WEB interface of ( ) to view the operating status of the device in the micro-module.A . Water Immersion SensorB . ECC800C . Cabinet electronic lockD . Sound and light alarmView AnswerAnswer: B
On the NETECO interface, a module can only bind () ECC800 devices.
On the NETECO interface, a module can only bind () ECC800 devices.A . 1B . 2C . 3D . 4View AnswerAnswer: A
NETCOL5000-C temperature and humidity sensor dial-code setting error may cause:
NETCOL5000-C temperature and humidity sensor dial-code setting error may cause:A . Water leakage at the bottom of the deviceB . The return air temperature or fan speed fluctuates greatlyC . The drainage capacity of the equipment is significantly reducedD . The temperature and humidity sensor cannot detect the temperature and...
When the outdoor units of Huawei air-cooled air conditioners are installed horizontally, the distance between the two outdoor units is ≥ () MM.
When the outdoor units of Huawei air-cooled air conditioners are installed horizontally, the distance between the two outdoor units is ≥ () MM.A . 400B . 800C . 1200D . 2000View AnswerAnswer: C
In the battery model 6-GFM-150, the 150 mark is the ( ) of the battery.
In the battery model 6-GFM-150, the 150 mark is the ( ) of the battery.A . actual capacityB . rated capacityC . maximum capacity D . minimum capacityView AnswerAnswer: B
The multi-function sensor in the modular channel of Fusion Module2000 can be connected to the () component.
The multi-function sensor in the modular channel of Fusion Module2000 can be connected to the () component.A . Cabinet collectorB . WIFI converterC . Only ETH socketD . Access Control ActuatorView AnswerAnswer: C
Which of the following air supply methods must have a reasonable raised floor height?
Which of the following air supply methods must have a reasonable raised floor height?A . Air supply from the upper hoodB . Underfloor air supplyC . Upper air duct supplyD . Row-level horizontal air supplyView AnswerAnswer: B
When the Huawei air-cooled air-conditioning compressor is turned on for the first time, the crankcase heating belt needs to be preheated for more than () hours.
When the Huawei air-cooled air-conditioning compressor is turned on for the first time, the crankcase heating belt needs to be preheated for more than () hours.A . 2B . 6C . 12D . 24View AnswerAnswer: C
