Time relay DC 88H 58W 68D

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Time relay DC 88H 58W 68D

Q: I do not have a good time to switch off the water heater on the touch switch, and so on, I would like to put the water heater on the touch switch off, and so on Do you want to reopen?: Landlord, heat storage type electric water heater, is not necessary to turn off. So that people can always have hot water available, if for the purpose of saving, temporarily not, you can turn off. But the result of doing so: 1, the impact of timely use of hot water; 2, when the shortened life of the switch.

Q: Site how to switch the headlamps how to adjust the time: If it is time control switch control, Such as setting the load for an open time 18:00, The time is 05:00

Q: Will the computer switch machine power consumption is equivalent to how long standby time?: Notebook or desktop Switch machine power consumption and standby power consumption compared to the fact that almost In fact, the computer does not need to waste thinking here Do not shut down for a long time on the right

Q: Automatically turn on at 8 o'clock every day. 23:30 automatically shut down: To make your computer in a fixed time every day automatically boot, you must ensure that your motherboard BIOS support regular boot.

Q: Is there a software that can record the time on the computer?: C: If you still feel too much trouble, then had to use nirvana. Type "C: WINDOWS schedlgu.txt" in "Run" in the "Start" menu. In the open schedlgu.txt file, "Task Scheduler Service" has been started and the "Task Scheduler Service" has been exited In the time, respectively, corresponding to the boot and shutdown time, is not it convenient? Every day for the record is not difficult. D: If you want every time the switch machine can be clearly recorded, it can be "script + batch" approach. But you have to hands-on, we use the "script + batch" approach to achieve. Simply add two batch-time batch commands on the power-on, shutdown script, and let them start or close the recording time with the system into the C: aaa.txt file. First create two new text documents, respectively, used to record the boot and shutdown information, enter the following command, and then save as ". Bat" file on it. Where the boot batch (start.bat) is as follows:

Q: I am a factory electrician, I would like to ask, how to control the total power switch? Mainly at work time the whole plant of the total power open, when the whole plant power supply automatically shut down. (To prevent accidental leakage accident occurred) The total power of the plant is about 200-300kw I used it on some lines Time control switch + contactor control circuit in the working hours of electricity, power off time. But I do not know whether the time control switch can control 300kw such a large contactor, And whether my current approach is the best way, is there any other way?: We are closing the total power when we leave. And each time to check whether the electrical equipment are all closed. And then closed. (Which is required by the Code of Practice for Electrical Safety) is usually the responsibility of the team leader to shut down their own team power, if not a direct fine. As an electrician, some things can not be simplified, unless you can have security risks are avoided, in order to achieve automation. But the cost of your transformation is quite scary!

Q: I remember a master taught me, is the first to create a Notepad, and then enter the instruction code what ....... If you will tell the younger look, thank you! For more details.: Easy to computer lock software is very suitable for you, the main features: control and management of Internet time, control the use of computer management time, limit the Internet time, limit the use of computer time, regular multi-task, timing lock the computer, timer shutdown, Boot lock, statistical record of computer use time (query computer switch machine time) and so on

Q: The living room 1.5 air conditioning to open a period of time on the trip (before about an hour or so jump, air conditioning master today to check the air conditioning, air conditioning no problem, help me after cleaning, opened four hours or tripped. Really depressed: Do not know how to fix it? (2 rooms in an air conditioning together to start the night will not jump, are separate routes): Check if the power cord is in good contact. Or the air switch has a problem.

Q: Low-power flyback switching power supply, start-up resistance 560K, start capacitor 22uF, I would like to ask the power after charging the capacitor to 12V how much time how to calculate: Q = i * t = C * V => T = C * V / i And i = 300 / 560k (div) => T = (12 * 22 * 10 ^ -6) / (300 / (560 * 1000)) = 0.49 seconds