10
Rockwell Automation Publication 1756-UM010C-EN-P - June 2021
Chapter 1 What is the Configurable Flowmeter Module?
Module Features
These features available on the 1756-CFM module allow greater system
applicability:
•
Two configurable flowmetering channels
•
Flowmeter inputs
•
Gate inputs
•
Two current-sourcing outputs
•
Removal and insertion under power
•
CE marked
•
UL listed
•
CSA certified for Class I Division 2 hazardous locations
For a complete listing and detailed explanation of all the features available on
the ControlLogix CFM module, see
Configurable Flowmeter Module Features
and Operational Modes on page 21
.
Physical Features
•
ControlLogix backplane connector
- The backplane connector interface
for the ControlLogix system connects the module to the ControlLogix
backplane.
•
Connectors pins
- Input/output, power and grounding connections are
made to the module through these pins with the use of an RTB or IFM.
•
Locking tab
- The locking tab anchors the RTB or IFM cable on the
module, maintaining wiring connections.
•
Slots for keying
- Mechanically keys the RTB to prevent inadvertently
making the wrong wire connections to your module.
Indicators
Locking Tab
Removable Terminal Block
Slots for
Keying the
RTB
Connector Pins
Top and
Bottom
Guides
ControlLogix Backplane
Connector
METERING
DC I/O
O
K
F
0
Z
0
F
1
Z
1
O
0
O
1
