2-4. Interface Connections
U3-1021 2-12 2/99
Westinghouse Proprietary Class 2C
CE Mark Certified Systems
Figure 2-6. Terminal Block RS-232 Interface (1C31169G01) (CE Mark)
Com
RI
CTS
DSR
RTS
RX/
DCD
TX/
DTR
SH
Earth GND
Local Grounding
Base Unit Terminal BlockThird Party Device
All field wiring must be braid-shielded and grounded at the entry point of the cabinet using the
Note
recommended hardware (refer to “Cable Guidelines” in U3-1000).
See note.
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