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51304516-250 MC-PSTX03 Honeywell STIM I/O Module51304516-250 MC-PSTX03 Honeywell STIM I/O Module51304516-250 MC-PSTX03 Honeywell STIM I/O Module
51304516-250 MC-PSTX03 Honeywell STIM I/O Module
51304516-250 MC-PSTX03 Honeywell STIM I/O Module
51304516-250 MC-PSTX03 Honeywell STIM I/O Module

51304516-250 MC-PSTX03 Honeywell STIM I/O Module


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PRODUCT SKU : MC-PSTX03 51304516-250

PRODUCT TYPE : Analog Input Modules

PRODUCT VENDOR : Honeywell


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

The Honeywell 51304516-250, also cataloged as the MC-PSTX03 Smart Transmitter Interface Multivariable (STIM), operates as a dedicated hardware component for high-density field signal acquisition within Honeywell TDC 3000 and Experion PKS DCS architectures.

Hardware Specifications

Parameter Specification
Model 51304516-250
Brand Honeywell
Base Model MC-PSTX03
Product Type Smart Transmitter Interface Multivariable (STIM)
Origin USA
Weight 2.0 kg (Shipping weight: 6.0 kg)
Dimensions Standard High-Performance Process Manager (HPMM) / IOP card slot form factor
Operating Temp 0 deg C to 60 deg C
Power Consumption 12 W typical at 24 VDC
Input Channel Density 16 Input Channels
Compliance CE Compliant

Channel-to-Channel Isolation and Process Interface Features

The 51304516-250 interface card handles multi-channel digital field signal conditioning, supporting 4-20 mA HART loop protocol and smart multivariable field instruments across 16 independent input channels. To protect control logic against electromagnetic interference and plant floor ground potential differences, the module incorporates robust channel-to-channel isolation and galvanic backplane barrier protection. Integrated digital processing logic compensates for line impedance and maintains continuous cold junction compensation (CJC) referencing across connected temperature and multivariable field devices.

Frequently Asked Questions

Q: What physical hardware features distinguish the CE-compliant 51304516-250 from standard non-CE modules?

A: The CE-compliant version incorporates low-pass filtered backpanel IOP connectors, integrated IOP ground panels, and a rear backpanel shield assembly to comply with European EMC directive requirements.

Q: Can the MC-PSTX03 module be inserted or removed while the system backplane remains powered?

A: While the backplane bus supports live module replacement, field engineers must ensure all 16 input loops are isolated or placed in manual control mode prior to removal to prevent signal interruption or process trips.

Field Installation Guidelines

  • Electrostatic Discharge Precautions: Always wear a grounded wrist strap connected to the enclosure chassis ground prior to handling the module to prevent ESD damage to sensitive CMOS circuitry.
  • Backpanel Seating: Slide the module firmly along the cabinet chassis card guides until the rear connectors click and fully engage with the backpanel IOP slot.
  • Grounding Fasteners: Secure all ground panels and rear shield thumbscrews to maintain continuous enclosure shielding and comply with CE immunity limits.
  • Field Wiring Routing: Separate high-density analog measurement loop lines from high-current AC power leads within cabinet wire ducts to prevent inductive coupling.

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




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