Description

Honeywell MC-HPFX02 Card File Assembly

Configured for high-density slot expansion in Experion PKS and TDC 3000 systems, the Honeywell MC-HPFX02 (51404127-150 Card File Assembly) provides direct physical and electrical execution of multi-card backplane routing. It houses process interface modules, power units, and control cards, which simplifies hardware routing across industrial automation networks.

Hardware Specifications

Parameter	Specification
Brand	Honeywell
Model	MC-HPFX02
Associated Part Numbers	51404127-150 / 51304362-175
Product Type	Card File / Subrack Assembly
System Compatibility	Honeywell Experion PKS, TDC 3000, HPMM Systems
Module Support	Analog I/O, Digital I/O, Controller, and Communication Cards
Board Coating	Conformal Coated (Corrosion and Dust Resistant)
Operating Temperature	-20 deg C to +70 deg C (-4 deg F to +158 deg F)
Storage Temperature	-40 deg C to +85 deg C (-40 deg F to +185 deg F)
Relative Humidity	5% to 95% (non-condensing)
Mounting Type	Industrial Enclosure / Cabinet Rack Mount
Weight	Standard Chassis Weight (varies by installed modules)
Power Consumption	Passive backplane; dependent on loaded I/O modules
Country of Origin	USA / Various (per manufacturing run)

Channel-to-Channel Isolation & Signal Integrity

The backplane bus architecture of the Honeywell MC-HPFX02 integrates rigid ground planes to reduce channel-to-channel cross-talk between high-speed digital communications and sensitive 4-20 mA HART loops. Furthermore, conformal coating on the internal printed circuit board prevents trace corrosion caused by aggressive airborne contaminants. The subrack distributes balanced power rail voltages across each slot, which prevents localized voltage drops and protects field I/O signals from common-mode electrical noise.

Frequently Asked Questions

Q: Does the MC-HPFX02 backplane support hot-swapping of individual I/O modules?

A: Yes, the card guide mechanics and connector contact lengths support hot-swapping under powered system conditions. However, engineers must follow standard system procedures to avoid field loop interrupts.

Q: How does the conformal coating on the MC-HPFX02 protect internal electronics?

A: The coating seals the backplane traces against moisture, dust, and corrosive industrial gases. Consequently, it extends hardware life and prevents parasitic leakage currents in high-humidity environments.

Field Installation Guidelines

• Verify that cabinet mounting rails use proper standard hardware, and securely fasten all structural screws before applying power.
• Ensure proper chassis grounding by connecting a dedicated bonding jumper to the main earth ground terminal of the control enclosure.
• Inspect backplane pin connectors for debris or bent pins prior to inserting controller or I/O cards.
• Route high-voltage field wiring separately from low-level signal cables to eliminate electro-magnetic interference across the backplane.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems