Emerson Rosemount 4088B MultiVariable, Quick Start Manual

Page: 17 / 41

5.1 Transmitter wiring
Figure 5-1: Transmitter Wiring for RS-485 Bus
D
D
B
A
C
E
A. RS- 485 (A)
B. RS-485 (B)
C. RS-485 bus, twisted pair required
D. Bus Termination: AC Termination on Rosemount 4088 (see Set the
switches ) or 120 Ω resistor
E. User-Provided Power Supply
It is not required to remove the Rosemount 4088 from the RS-485 network
when configuring over the local HART
®
port. The device should be taken out
of service or put in manual prior to performing any configuration changes.
Note
Certain BSAP parameters (such as MANUAL.LOCK.CFG or EXECUTE.CALIB) are
accessible only through BSAP and must be configured using the TechView
component of OpenEnterprise Field Tools.
Quick Start Guide September 2018
18 Rosemount 4088B MultiVariable Transmitter Quick Start Guide