ICC

additional logic elements to allow triggering the MSG instruction at a specific rate or under specific conditions.

7)The program is now complete. Refer to Figure 115.

Figure 115: Completed PLC Program

8)Save, download, and run the program.

a)To view the registers being read from the interface card, double-click the data file N18 under “Data Files” in the controller organizer view. 25 register values starting at register #11 are being continuously read from the interface card and placed in the 25 sequential offsets of N18 starting at N18:11. Refer to Figure 116. We can see that N18:11 (deceleration time #1) has a value of 100 (10.0s), N18:12 (maximum frequency) has a value of 6000 (60.00Hz), etc.

Figure 116: Monitoring the Data Being Read from the Drive

13.3.3 SLC-5/05 Example: Read a Single Register

The configuration and execution for reading a single register is in general identical to that required for reading a block of registers as detailed in section 13.3.2. The only

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