Delta Mynah PLC-5 User Manual download pdf (Page 25)

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Appendix A Module Settings

Appendix A discusses the necessary settings for 2 gateway modules. The 1785-KE

module, Series A and B, and the 1771-KE and 1771-KF modules.

A.1 1785-KE Module (Series A) Switch Settings

The 1785-KE module (Series A) has 6 switch assemblies which allow the selection of

various communications options. The 1785-KE Module RS-232 parameters should be set

up as follows:

· Full duplex

· Same parity as configured for the DeltaV PSIC Port

· BCC error checking

· Data Highway Plus communications baud rate of 57.6 K

· RS-232C communications baud rate same as DeltaV PSIC port

· Execute diagnostic commands

There are additional switches on the 1785-KE module (Series A) which may require

adjustment. Refer to the Allen-Bradley User Manual for further information.

· SW1 - RS-232C link

· SW2 - Not used (Switches must be off)

· SW3/SW4 - Node Number

· SW5 - Network link communication baud rate

· SW6 - RS232C link communication rate and diagnostic commands

A.2 1785-KE Module (Series B) Switch Settings

The 1785-KE (Series B) has 4 switch assemblies which allow the selection of various

communications options. The 1785-KE Module RS-232C parameters should be defined

as follows:

· Full duplex

· Same parity as configured for the DeltaV PSIC port

· BCC error checking

· Data Highway Plus communications baud rate of 57.6K

· RS-232C communications baud rate same as configured for DeltaV PSIC port

· Execute diagnostic commands

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Delta Mynah PLC-5 User Manual Page 25