Termination IN Termination OUT
J4 In Out
J6 In Out
TB1 Wire Terminals
RS-485 (Half Duplex/2-Wire) RS-422 (Full Duplex/4-Wire)
A RxTx+ Rx+
B RxTx- Rx-
Y NC Tx+
Z NC Tx-
4.4.15 Installing or replacing a FOUNDATION fieldbus module
The FOUNDATION fieldbus moduleFigure 4-34:
The FOUNDATION fieldbus module should be mounted adjoining the card cage. It is held
in place by the LOI post tips that attach to the LOI posts.
Mounting the FOUNDATION fieldbus module requires the following items:
• A FOUNDATION fieldbus module
• A FOUNDATION fieldbus assembly bracket
• Two screws
• Two flat washers
• A FOUNDATION fieldbus cable assembly
Operation and maintenance
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Operation and maintenance
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