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Honeywell 51400997-200 EPLCI Logic Control Board

Honeywell 51400997-200 EPLCI Logic Control Board

  • Manufacturer: Honeywell

  • Product No.: 51400997-200

  • Condition:in Stock

  • Product Type: EPLCI Logic Control Board

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 1000g

  • Shipping port: Shanghai/Yiwu/Shenzhen

  • Warranty: 12 months

Honeywell 51400997-200 EPLCI Logic Control Board

The Honeywell 51400997-200, also cataloged as the EPLCI Logic Control Board, operates as a dedicated hardware component for subsystem logic execution and communication bridging within Honeywell TotalPlant Solution (TPS) five-slot equipment modules serving the Local Control Network (LCN).

Hardware Specifications

Parameter Specification
Model 51400997-200
Brand Honeywell
Origin USA
Weight 0.35 kg (board only, shipping units up to ~5 lbs with chassis)
Dimensions 90 mm × 100 mm × 40 mm (3.5 in × 3.9 in × 1.6 in)
Operating Temp -20 deg C to +60 deg C
Storage Temp -40 deg C to +85 deg C
Power Supply 24 VDC
Input Voltage Range 20 to 30 VDC (±10% tolerance)
Output Voltage 10 to 30 VDC
Output Current 0.5 A max per channel
Form Factor 14 in × 14 in Printed Wiring Board Assembly (PWA)
Module Hosting Installed in Honeywell TPS five-slot equipment module
Configurations Supports six subsystem types (redundant or nonredundant setups)
Protocols Supported Modbus RTU, Allen-Bradley, Honeywell proprietary serial networks
Serial Adjustment Jumpers on TS2 for baud rate configuration
Parity Settings Jumper 5 (Port 1), Jumper 1 (Port 2) for odd/even parity

Profinet / EtherNet/IP Deterministic Networks

The EPLCI board bridges multiple industrial protocols, including Modbus RTU and Honeywell proprietary serial lines. Its jumper-based configuration allows deterministic communication alignment with downstream PLCs. This ensures synchronization across Profinet and EtherNet/IP networks when integrated into hybrid architectures, maintaining I/O density scaling and firmware flash compatibility across TPS subsystems.

Frequently Asked Questions (FAQ)

Q: Can the EPLCI Logic Control Board be hot-swapped in a TPS rack? A: No, modules should not be inserted or removed under power to maintain backplane stability.

Q: How are parity settings configured for serial ports? A: Port 1 uses Jumper 5 and Port 2 uses Jumper 1; shorted for odd parity, open for even parity.

Q: Does the board support redundant configurations? A: Yes, it supports both redundant and nonredundant subsystem setups depending on system architecture.

Field Installation Guidelines

  • Mount the board securely within the designated TPS five-slot chassis bay.
  • Ensure jumpers are configured correctly for baud rate and parity before commissioning.
  • Route serial cabling separately from high-voltage conductors to minimize interference.
  • Verify grounding continuity across terminal blocks to prevent signal noise.
  • Maintain ambient conditions within -20 to +60 deg C during operation.
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