Rockwell Automation 1790P-T4T0 CompactBlock LDX I/O Thermocouple Modules - Manual (Page 25)

Publication 1790-UM003A-EN-P - May 2002
Installation and Wiring 2-11
Once you have properly wired the connector, attach it to the base
block as shown below. Use the locking screws on the connector to
fasten it to the base block.
Connect Power to the 1790P-T4T0 Block
To apply power to the block, refer to the above illustration.
43249
PROFIBUS Connector
Green - GND
Black - COM
Red - +24V dc
Module Power Connector
(underneath module)