Q:Elevator monitoring video line tied to the accompanying cable which side is good? How to determine which side of the cable is strong, there are different elevator brand approach is not the same? Such as Otis Elevator and Mitsubishi Elevator. Question added: online There are articles on both sides is not the same, while the high voltage interference is also large, but did not say how to identify more

The voice patch panel is mainly used for the termination, installation and management of voice cables between wiring closures and equipment. There are two kinds of installation with a pair of legs and a backplane; from 50 pairs to 200 pairs of selected voice telephone points; with label folders and paper labels; another 4 pairs and 5 pairs of cable and cable management ring Product optional; in line with ISO / IEC: 2002 second edition of the standard.

Q:What are the maintenance knowledge of the manipulator?

2: Robot cycle The robot manipulates the work by listening to any abnormal sound, such as howling, clicking, etc

Q:I would like to ask the next communication project in the cable tie is what the situation to use, how to calculate it?

Not it, the player can not directly use the 3.5 mm headphone plug, you go to the computer city to buy an audio line on the line, Hai Ji indignation Ken You stall Feng Qichen not really take the machine to the store, the speaker line do not buy What top fever, are pit people, 30 dollars a autumn leaves line on it.

Q:What equipment does fiber engineering need? What are the brands?

KVVR and RVV are soft but KVVR mainly refers to the control of the RVV is used to do weak wire transmission signal

Q:Will the power cord wiring with what is called, how the insulation effect

One is four 50 flat one is a 4 * 50

Q:I got the machine, and then removed, there is a section of the tube was bent, and that position really need to fold before, because there is a turn, but now that place too hard, and completely unreasonable that he is normal Of the time, because the demolition of a little time will be folded, do not know that they may be deliberately? And then to add money, encounter this situation usually how to do more

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Q:Hand block the trip switch, do not alarm, but with the manual mode to move the X axis will be normal alarm. The Solve the problem added: Occasionally there will be "overstep-lX" more

The whole Han as the top 10 power quality or can this 400W of the rated decision more than the Great Wall Hangjia 400W just no black it has a back line CPU power supply line a bit short if it is a large chassis to go back line need to extend the line

Q:I would like to ask you friends, merchandise residential house inside the cable how to arrange, I saw in the weak box has a fiber optic cable home, that is, I do not know how to lay, I do not understand, I think you look, if the light cat and router can Placed in the weak box, the router from the router to the network assigned to each room, if the routing into the weak box will not be wireless signal attenuation, the younger brother is a novice, do not understand, please heroes branch try to jealousy Spring but Shanghai move, very grateful, no wealth value, I am sorry. More

The top of the evil is seen in front of the poles, lampposts, trees and signs and so on. Who is the top of the evil, most of the adverse health. Modern buildings built very high, the top evil only five floors below the role. Resolving methods: in the door hanging convex lens, gossip or five emperor money. Convex mirror like a turtle shell in general, with a reflective effect, when there are pieces of evil objects rushed, the lens can be these evil spirits go. Bagua mirror, as the name suggests, for the eight kinds of hexagram corresponding to the eight field state. Which Taiji map concentrated the information of the universe balance, can play to resolve the evil spirits gas field to remove the negative terrain on their own impact. And the five emperor ancient money can increase the effectiveness of the lens. Really five emperors have effect, imitation of the ancient money is no effect.

Q:Hello, may I ask, what norms do you have on the shelf?

Look at the cable diameter, casing diameter to take the cable diameter of 1.5 times it This is not a certain rule, but 1.5 times in many reference books are mentioned.

Q:Whether the wire entry and exit distribution box should be reserved length

KVV22-450 / 750V is low-voltage armored control cable 2 is two 2 is not the meaning of two, 2 is the meaning of two layers of protective layer 4 * 25 you look wrong, because it is 4 * 2.5mm (square) Of the cable only 3 * 25mm + 1 * 16mm cable