Emerson Daniel 3415

enclosure offering, one serial module can be added. This serial module would become Port
B. For users with retrofit enclosure option then two serial modules can be added. These
serial modules would be designated Port B and Port C based on slot installed.
Optional module RS-232Figure 3-12:
A. Serial COMs (RS-323)
B. RS-232: RTS, TX, RX
Electrical installation
Installation manual 65