1. Receive an abnormal report from the operator and rush to it immediately; work clothes and shoes should be wiped clean, and you should not speak loudly indoors.
2. To enter the main control room, first of all, you must understand the situation to the operator. You must not operate any switches, buttons or keyboard without consent.
3, each maintenance content, the situation must be carefully recorded, once a month equipment operation analysis.
4, modify the program parameters to be approved by the leadership, and detailed records, functional modifications need to apply to the production department.
5. Electrical components cannot be replaced by components with different parameters. Temporary measures under stressful conditions should be handled in a timely manner and recorded.
6. In the inspection, the principle of replacing components and taking offline analysis of maintenance components is observed.
7. After the operation, clean up everything on the site and close the door.
8. Do not touch the plc template casually. Do not pull or insert the module. Check the principle of checking the peripheral and checking the PLC. The PLC can be checked after confirming that the periphery is intact. The maintenance of the PLC should be performed by a specialist.
9, PLC appears dead, need to find out the reasons, if there is no clear reason, do not blindly restart, it is strictly prohibited to modify various addresses, jumpers, shield signals, cancel the connection and so on.
10. Pay special attention to anti-static work when replacing the module.
11, replace the buttons and other components, we must carefully understand the automation and other related issues, so as not to cause equipment accidents.
12. After the inspection is over, you must have a certain period of time to monitor and confirm that there is no problem before you can leave.
13. The programmer cannot be used as a personal computer. It is not allowed to operate other disks on the machine or load other operating systems.
KNL5-100 Residual Current Circuit Breaker
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