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ABB TP854 3BSE025349R1 | Direct Replacement Communication Base Unit AC800M System

ABB TP854 3BSE025349R1 | Direct Replacement Communication Base Unit AC800M System

Original price was: $999.00.Current price is: $888.00.

  • Model: TP854, Order PN: 3BSE025349R1
  • Brand: ABB
  • Series: AC800M / System 800xA DCS Platform
  • Core Function: Baseplate / termination base exclusively for CI854 / CI854A / CI854B Profibus-DP communication modules. Provides CEX bus connection, dual DB9 Profibus DP ports, 24VDC power feed and mechanical DIN rail mounting.
  • Category: Communication Module Baseplate
  • Key Specs: Dual DB9 Profibus DP connectors, CEX bus interface, mechanical coding lock, DIN rail mounting, supports Profibus line redundancy
  • Availability & Condition: New Surplus, In Stock, Ready for immediate dispatch
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Category: SKU: TP854 Tags: Brand:
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  • +86 13313703791
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Description

3. Key Technical Specifications

  • Compatible Module: CI854, CI854A, CI854B Profibus-DP interface unit
  • Communication Ports: 2 × DB9 female for Profibus DP (supports line redundancy)
  • System Bus: CEX Bus (connects to AC800M controller CPU)
  • Supply Voltage: 24VDC via CEX bus
  • Mounting: Standard 35 mm DIN rail
  • Mechanical Lock: Built-in coding lock prevents mismatched module installation
  • Operating Temperature: 0 ℃ ~ +60 ℃, non-condensing
  • Humidity Tolerance: 5%–95% RH
  • Protection Class: IP20 (cabinet installation only)
  • Dimensions: 216 mm × 72 mm × 49.5 mm
  • Net Weight: 0.234 kg
  • Certification: CE

4. Product Introduction

When AC800M control systems suffer intermittent communication loss with Profibus-DP remote slaves, damaged baseplate connectors or poor contact often cause unstable fieldbus transmission. The TP854 baseplate acts as the physical interface between the CI854 Profibus communication module, the controller’s CEX bus and the field Profibus cable.Unlike general terminal units, this baseplate is purpose-built for Profibus DP-V1 communication. Dual DB9 ports enable bus redundancy topology to improve reliability for field instruments, variable speed drives and remote I/O stations in process plants. The mechanical coding lock avoids costly wrong-module insertion mistakes during site maintenance.

5. QC, Procurement & Logistics SOP

  1. Inbound Verification: Confirm full marking TP854 / 3BSE025349R1. Inspect DB9 connectors, CEX bus edge connector and housing for crack or pin damage. Cross-reference serial identifiers against global procurement portal records.
  2. Live Rig Testing: Verify physical mating with CI854 module, check CEX bus contact integrity, inspect DB9 port continuity.
  3. QA & Anti-Static Packaging: Pack in anti-static bag with foam protection for connectors; attach signed bench test report to each shipment.
  4. Global Logistics & Export Compliance: Apply correct HS code for automation baseplate spare parts. Reinforced carton suitable for air freight & sea freight —EU customs clearance may add around 2 working days.

 

6. Technical Pitfalls & Integration Warnings

  1. Module Compatibility Restriction: TP854 only works with CI854 / CI854A / CI854B. It cannot be used with CI851, CI852, CI853 or other communication modules.
  2. Hot Swap Difference: CI854 (original version) does NOT support hot swap; CI854A supports hot swap. The baseplate itself does not change this capability. Confirm module variant before maintenance.
  3. Profibus Termination Rule: Profibus bus termination resistors must be enabled at the two physical endpoints of the DP cable. Improper termination leads to signal reflection and intermittent communication faults.
  4. Coding Lock Warning: Do not force-fit other communication modules onto TP854; forced insertion will damage edge connectors.
  5. Not a CPU Baseplate: TP854 is for communication cards only. Do NOT confuse with TP857 (CPU baseplate for PM86x series).

 

7. Frequently Asked Questions (FAQ)

Q: What global lead times apply if inventory runs out?A: Standard sourcing lead time runs 6–10 weeks. Expedited sourcing can shorten delivery to 16–24 working days, subject to upstream stock availability.Q: Can I swap TP854 baseplate without powering down the controller?A: Depends on the plugged CI854 module: CI854 = no hot swap; CI854A = hot swap supported. Isolate Profibus field cable before removal to avoid bus disturbance.Q: Can TP854 work with CI854B?A: Yes, TP854 baseplate supports CI854, CI854A and CI854B three variants.Q: What shipping options exist for cross-border industrial spare deliveries?A: Air express for urgent plant communication failure, standard air freight for scheduled shutdown maintenance, sea freight for bulk spare orders. Complete export documentation available.Q: Is TP854 interchangeable with TP851?A: No. TP851 is baseplate for CI851; different mechanical coding and pin definition, cannot be substituted.Q: What warranty coverage applies to New Surplus units?A: Each unit carries a 12-month limited warranty covering verified bench test failures. Warranty excludes connector damage caused by improper plugging and mechanical impact.Q: Does TP854 support Profibus line redundancy?A: Yes, dual DB9 ports allow wiring for redundant Profibus DP line topology, function depends on CI854 module firmware configuration.

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