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Honeywell FC-MCAR-01 Mounting Carrier

The Honeywell FC-MCAR-01, also cataloged as the FC-MCAR-01 Mounting Carrier, operates as a dedicated hardware component for mechanical support and power distribution of IOTA assemblies within Honeywell safety control system platforms.

Hardware Specifications

Parameter	Specification
Model	FC-MCAR-01
Brand	Honeywell
Origin	USA
Product Type	Mounting Carriers
Weight	1.1 kg
Dimensions	32 x 145.6 x 478 mm
Operating Temp	-40 to +70 deg C
Storage Temp	-40 to +85 deg C
Relative Humidity	10% to 95% non-condensing
Pollution Degree	Pollution degree 2 or better
Power Supply Voltage	24 VDC, -15% to +30%
Supply Rail Current	Maximum 40 A
24 VDC Supply Connections	2 x M5 connections
Ground Connections	16 x M5 grounding screws
Mounting Method	Four 6.35 mm diameter mounting holes
Construction Material	Metal profile with plastic cover plate
Approvals	CE, UL
Hazardous Area Rating	II 3G Ex nA IIC T4

Process Control Interface and Power Distribution Features

The Honeywell FC-MCAR-01 provides a mechanical carrier structure with integrated power rail connections for modular safety control assemblies. Moreover, it distributes 24 VDC supply potential through dedicated M5 connection points and supports a maximum supply rail current of 40 A.

The carrier incorporates grounding points through 16 x M5 terminals, which allow structured protective earth connections for installed assemblies. In addition, the design supports Honeywell modular control architectures where field wiring termination assemblies require fixed mechanical positioning and controlled electrical distribution.

For Honeywell process automation environments, installation practices typically maintain signal separation, grounding continuity, and controlled cable routing for connected I/O assemblies. The FC-MCAR-01 itself does not process 4-20 mA HART signals or provide communication conversion functions; instead, it provides the physical mounting and power infrastructure for compatible modules.

Frequently Asked Questions

Q: Does the FC-MCAR-01 provide direct power conversion or regulation functions?
A: No. The FC-MCAR-01 provides power rail distribution connections but does not include internal power conversion or regulation circuits.

Q: What mounting method does the FC-MCAR-01 use?
A: The carrier uses four mounting holes with 6.35 mm diameter openings for installation on flat surfaces or enclosure panels.

Q: How are grounding connections implemented on the FC-MCAR-01?
A: The carrier provides 16 x M5 grounding screw points for protective grounding and system bonding connections.

Field Installation Guidelines

Install the FC-MCAR-01 on a rigid enclosure surface that can support the mechanical load of the mounted assemblies. Ensure that all mounting screws provide sufficient mechanical retention and maintain electrical bonding where required.

Connect the 24 VDC supply rails using the designated M5 connection points. Furthermore, verify polarity before energizing the system to prevent damage to connected modules.

Route power and signal wiring separately where possible to reduce electrical interference. Connect the grounding terminals using appropriate industrial grounding practices and confirm continuity before commissioning.

Maintain the specified environmental limits during installation, including operating temperature, humidity, and pollution conditions. The carrier should remain protected from condensation, contamination, and mechanical impact inside the control cabinet.

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