Emerson Process Management ControlWave EFM 3808 - Manual (Page 95)

CI-ControlWave EFM Installation & Operation / 2-43
Note: For Loopback & Termination Control:
Use SW3 on CPU Module to configure COM3.
Use SW1 on ECOM Module to configure COM5 or COM9.
Figure 2-30 - Model 3808 Transmitter to ControlWave EFM
RS-485 Comm. Cable
Figure 2-31 - ControlWave EFM to 3808s - RS-485 Network Diagram