Powerful Solutions for Digital Plants

There are additional switches on the 1785-KE Module (Series B) which may require adjustment. Refer to the Allen-Bradley User Manual for further information.

 

￿￿

SW1 - RS232C link features

 

￿￿

SW2 - Node number

 

￿￿ SW3 - Data highway Plus and RS-232C communication baud rates, and

 

 

Local/Remote option

 

￿￿ SW4 - Reserved for future use.

A.3

1770-KF2 Module Switch Settings

 

The 1770-KF2 module has 6 switch assemblies which allow the selection of various

 

communications options. The 1770-KF2 Module RS-232C parameters should be set up

 

as follows:

 

￿￿

Full duplex

 

￿￿ Same parity as configured for the DeltaV PSIC Port

 

￿￿

BCC error checking

 

￿￿ RS-232 communications baud rate same as DeltaV PSIC Port

 

￿￿

Hardware handshake on

 

￿￿ Duplicate messages - ignore

 

￿￿

Execute diagnostic commands

 

There are additional switches on the 1770-KF2 module which may require adjustment.

 

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

 

￿￿ SW1 – Configure with parameters as defined above

 

￿￿ SW2/SW3/SW4 – Unique Station number for DH+

 

￿￿

SW5 - Data highway communication baud rate at 57.6k

 

￿￿ SW6 – Computer link baud rate and diagnostic commands

 

￿￿ SW7 – Data Highway +

 

￿￿

SW8 – RS-232

NOTES: Dip switch changes do not take affect until power is cycled on the KF2.

The fourth switch on SW1 must be set to ON. This enables hardware handshaking.

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Delta SLC-500, PLC-5 user manual 1770-KF2 Module Switch Settings