Delta AH500 series User Manual download pdf (Page 7)

Doc. Name:

Setting MODBUS RS-485 communication for Delta products

Rev.: 00

Doc. Code:

134A-P-D1410-APN002-EN

Page 7/11

c. Click COM1 Setting/COM2 Setting.

d. Modifying the communication timeout and the a delay time.

3.2 DVP Series

3.2.1 PLC

Users can set a communication timeout and a delay time for a DVP series PLC by means of writing a program in

WPLSoft or ISPSoft. They can modify a communication timeout by means of D1129. A millisecond is a unit for

measuring a communication timeout. The users can modify a delay time by means of D1038. The unit for measuring a

delay time is 0.1 milliseconds.

Example: The communication timeout set for a PLC is changed to ten milliseconds, and the delay time set for the PLC is

changed to five milliseconds.

Figure 2 Program written for a DVP series PLC

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Delta AH500 series User Manual Page 7