O3EHa HENF315087R2 ABB

Description

Manufacturer: ABB

Model: O3EHa HENF315087R2

Weight: 3Kg

Shipping weight: 3Kg

Quantity: 6

Warranty period: 1 year

Imported: Yes

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According to the control requirements of the system, the appropriate design method is adopted to design the PLC program. The program should take meeting the system control requirements as the main line, write the program to realize each control function or each sub-task one by one, and gradually improve the functions specified by the system. In addition, the procedure shall generally include the following contents:

Initialize the program. After the PLC is powered on, it is generally necessary to do some initialization operations to make necessary preparations for startup to avoid misoperation of the system. The main contents of the initialization program include: clearing some data areas, counters, etc., recovering the data required for some data areas, setting or resetting some relays, displaying some initial states, etc.

Detection, fault diagnosis and display procedures. These programs are relatively independent and will be added when the program design is basically completed.

Protection and interlocking procedures. Protection and interlocking are indispensable parts of the procedure and must be carefully considered. It can avoid control logic confusion caused by illegal operation,.