We have used the P0500JX cable(s) to the 90970VB block. The following diagram shows the switch settings, etc. It looks right to me in a courier font. I have no idea how bad it will get munged by the listserver. +---------------------------+ | | | | | Serial Plug | | Pin 1 13 | | 14 25 | | | |SW1 SW2 | |12345678 12345678 | |CCCCXXCC CXCCXCXC | | | |SW3 SW4 | |12345678 12345678 | |XXXXXXXX XXXXXXXX | | | |26 Pin Connectors | | | |TOP No Cable | | ^-pin 1 mark | | | |BOTTOM Cable P0500JX ----> |Cable exits to the right when viewed | ^-pin 1 mark | +---------------------------+ Email if you have questions. We've done a lot of these type installations. Regards, David _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at your own risks. Read http://www.thecassandraproject.org/disclaimer.html foxboro mailing list: //www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave