Emerson FB3000, Instruction Manual

Page: 47 / 96

Emerson FB3000 RTU Instruction Manual
D301851X012
May 2022
I/O Configuration and Wiring 35
Section 3: I/O Configuration and Wiring
This section covers the following topics:
 Analog Inputs
 Analog Outputs

Digital Inputs
 Digital Outputs
 Pulse Inputs

HART ® Input/Output Channels
I/O in the FB3000 RTU comes from I/O modules installed in the I/O slots. All wiring is
made to the lower bay “personality” modules.
WARNING
Explosion Hazard: Connect or disconnect only in a non-hazardous area.
WARNING
Explosion Hazard: Do not remove or replace while circuit is live unless the area of free
of ignitable concentrations.
The I/O module is designated as 3MSG12.
Table 3-1. Supported I/O Modules
Type Name Description
3MIX12
Mixed I/O Module
•
8 channels you can individually configure as AI
(analog input, DI (digital input) or PI (pulse
input).
• 2 AO (analog output) channels.
• 2 DO (digital output) channels.
3HRT04 HART • 4 HART input channels to connect to external
HART devices.
Notes on Wiring Diagrams
Arrows shown on terminal blocks in the wiring diagrams in this chapter show the
direction of current flow.
Current is positive (+) when it enters a current loop device and negative (–) when it
leaves a current loop device.