Emerson FB2200 - Page 83

Emerson FB2200 Flow Computer Instruction Manual
D301784X012
March 2019
I/O Configuration and Wiring 79
Figure 3-16. Connecting a 4088B Transmitter for a Second Meter Run
1
Enable termination in software
2
RS-485 bus, twisted pair required
3
Enable AC termination using switches.
4
User-provided power supply (5.4V to 30V)
2. Set switches on the 4088B for bus termination or use a 120-ohm resistor.
3. Using FBxConnect, configure COM3 for RS-485 and enable termination for the port.