Chapter 4 Wiring; Options For Wiring - Emerson Micro Motion F Series Installation Manual

Installation Manual
20002298
4 Wiring
4.1

Options for wiring

The wiring procedure you follow depends on which electronics option you have.
Table 4-1: Wiring procedures by electronics option
Electronics option
Integral transmitter
Extended electronics
MVD
Integral core processor with
remote transmitter
Remote core processor
attached to transmitter
Remote core processor
separate from transmitter –
double-hop
Make sure the hazardous area specified on the sensor approval tag is suitable for the
environment in which the sensor will be installed. Failure to comply with the
requirements for intrinsic safety in a hazardous area could result in an explosion
resulting in injury or death.
NOTICE
Fully close and tighten all housing covers and conduit openings. Improperly sealed
housings can expose electronics to moisture, which can cause measurement error or
flowmeter failure. Inspect and grease all gaskets and O-rings.
Installation Manual
™ ™
Direct Connect
WARNING
Wiring procedure
The transmitter is already connected to the sensor. No wiring is
required between sensor and transmitter. See the transmitter
installation manual for wiring the power and signal cable to the
transmitter.
The electronics are separated from the sensor by an extender and
must be attached as described in
There is no wiring required because the physical connection
includes the electrical connection.
There is no transmitter to wire. See the Micro Motion MVD Direct
Connect Meters manual for wiring the power and signal cable
between the sensor and the direct host.
The core processor is already connected to the sensor. Connect a
4-wire cable between the core processor and transmitter. Refer
to Connect 4-wire cable.
Connect a 9-wire cable between the sensor and the transmitter/
core processor. Refer to Connect the 9-wire cable
Micro Motion Micro Motion 9-Wire Flowmeter Cable Preparation
and Installation Guide.
• Connect a 4-wire cable between the core processor and
transmitter. Refer to Connect 4-wire
• Connect a 9-wire cable between the sensor and the core
processor. Refer to Connect the 9-wire cable
Micro Motion Micro Motion 9-Wire Flowmeter Cable Preparation
and Installation Guide
Wiring
April 2020
Attach extended electronics.
, as well as the
cable.
, as well as the
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