Model Explanation

51402573-150

5140: Honeywell DCS Core Hardware Series

25: UCN Network Interface Sub-series

73: HPM UCN Interface Card

150: Hardware Version (Standard Type, Rev D is the mainstream)

Alias: UCNIF (UCN Interface), MP-UCNIF01-150 Technical Specifications

Function positioning: HPM ↔ UCN network communication interface

Network protocol: UCN (Token Passing Bus, 5 Mbps)

Communication rate: 5 Mbps (UCN network standard rate)

Bus architecture: Redundant dual buses (A/B network), supports seamless switching

Processor: Special communication processor, firmware version Rev D

Power supply: 5 VDC backplane power supply, approximately 300 mA

Size (mm): 220 × 120 × 30 (standard card size)

Weight: Approximately 0.48 kg

Operating temperature: 0°C ~ +50°C

Adapter cage compatibility: HPM chassis (51402455-100 DNCF compatible)

Compatible systems: TDC3000 R500~R610, TPS R100~R120

Redundancy capability: Supports 1:1 redundancy configuration, automatic fault switching

Interface and configuration

Network interface: UCN redundant bus interface (special wiring terminals)

Backplane interface: HPM chassis-specific backplane slot, supports hot swapping

Panel indicators: PWR, RUN, COM, FAULT, A/B network status LED

Configuration method: System software configuration, automatically identifies HPM and UCN network parameters

Installation: Standard slot of HPM chassis (usually slot 1 / 2 redundant slot)

Core functions

Data forwarding: HPM process data, control instructions, alarm information bidirectionally transmitted to UCN network

Protocol conversion: UCN network protocol ↔ HPM internal bus protocol parsing and conversion

Network management: UCN network token passing, node addressing, communication scheduling management

Redundancy switching: Dual network redundancy, automatic switching when single network fails, no data loss

Status diagnosis: Real-time monitoring of communication status, network faults, card operation status and alarm Application scenario

Adaptation system: Honeywell TDC3000, TPS (UCN architecture)

Typical configuration: HPM controller + 51402573-150 (redundant) + UCN network + LCN workstation

Industry: Petrochemicals, thermal power, metallurgy, papermaking, pharmaceuticals, etc. (process industries)

Function: Connects HPM control station with UCN network to achieve data exchange between the control layer and the monitoring layer.