IDEC MicroSmart Pentra User Manual

Page 140

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A

PPLICATION

E

XAMPLES

FC5A MicroSmart PID Module User’s Manual FC9Y-B1283

7-19

7. User Program Download

From the WindLDR menu bar, select Online > Transfer> Download to open Download dialog box.
Click the check box on the left of Write PID Module parameters after download and click OK button.
The user program will be downloaded to the CPU module. After downloading the user program, the PID
module parameters will be written to the data registers in the CPU module and the PID module
connected to the CPU module.

When program download is successfully completed, the following message will appear. Click OK button

to close the message.

8. Starting Heating/Cooling Control


1. Confirm that 2000 is stored in D1020 of CPU module.
2. Turn on the external input I0 to enable CH0 control.
3. Turn on the load circuit power.
The PID module starts the heating/cooling control action to keep the temperature of the control target at
the set point (SP). Turn on I1 to perform the auto-tuning (AT) for CH0 control whenever necessary (see
pages 4-6 to 4-8).








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