Model Explanation

51402573-250

5140: Honeywell DCS Core Hardware Series

25: UCN Network Interface Sub-series

73: HPM UCN Interface Card

250: High-End Enhanced Version (Wide Temperature, Reinforced, New Firmware)

Alias: UCNIF Enhanced, HPM-UCNIF-250 Technical Specifications

Function positioning: HPM ↔ UCN redundant communication interface (enhanced)

Network protocol: UCN token bus, 5 Mbps

Bus architecture: Dual redundant A/B network, seamless switching

Processor: Dedicated communication processor, Rev E firmware (faster and more stable than -150)

Operating temperature: -20°C ~ +60°C (-150 is 0~50°C)

Power supply: 5 VDC backplane power supply, ≤ 5 W

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

Weight: Approximately 0.48 kg

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

Compatible systems: TDC3000 R500~R610, TPS R100~R120 (fully compatible)

Redundancy capability: 1:1 redundancy, fault switching < 100 ms

Interfaces and configuration

Network interface: UCN redundant bus terminals (A/B independent)

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

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

Configuration: TPS software configuration, automatically identifies network parameters; supports baud rate and node address customization

Core functions

High-speed data forwarding: HPM process data, instructions, alarms and UCN bidirectional high-speed transmission

Protocol parsing and conversion: Efficient conversion between HPM internal bus ↔ UCN protocol

Network management: Token scheduling, node addressing, bandwidth optimization, conflict avoidance

Enhanced redundancy: Real-time synchronization of dual networks, zero packet loss switching in single network failure

Advanced diagnosis: Communication quality monitoring, fault location, log recording, remote alarm Application scenario

Adaptation system: Honeywell TDC3000, TPS (UCN + LCN architecture)

Typical configuration: HPM controller + 51402573-250 (redundant) + UCN network + LCN workstation

Industry: Petrochemicals, thermal power, metallurgy, papermaking, pharmaceuticals, etc. - high-reliability process industries

Environment: Outdoor / High temperature / Low temperature / High vibration and other harsh conditions