Honeywell 51400700-100 Data Hiway Interface Card

Data Hiway Interface Overview for TDC 3000 Networks

The 51400700-100 connects controllers to the Honeywell Data Hiway network within TDC 3000 architectures. This interface card manages high-speed data transfer between process nodes and supervisory systems. Engineers select the 51400700-100 for dependable network communication and simple rack integration. Moreover, the board supports legacy Hiway protocols that many process plants still rely on.

Detailed Technical Specifications

The table below outlines the main parameters of the 51400700-100.

Parameter	Specification
Module type	Data Hiway interface card
Compatible systems	Honeywell TDC 3000 series
Interface	Data Hiway bus connector plus backplane
Slot count	Single-slot occupation
Board dimensions	Approximately 305 mm × 127 mm
Weight	Approximately 0.47 kg
Component count	Over 55 integrated circuits
Energy storage	On-board backup capacitor
Operating temperature	0 °C to 60 °C

Installation and Network Communication Notes

The 51400700-100 occupies one backplane slot and draws power directly from the host rack. Consequently, technicians avoid external power wiring during routine replacement. The card exchanges network data through its dedicated Hiway connector and the standard Honeywell bus interface. Furthermore, the backup capacitor preserves communication settings during brief outages. Plant teams often keep this card in stock to reduce downtime.

Why This Interface Card Remains Relevant

Many process facilities continue to operate TDC 3000 networks, and the 51400700-100 keeps Hiway links active. The module delivers stable network communication without firmware changes. Additionally, its single-slot design simplifies rack planning and spare-part logistics. Maintenance crews appreciate the clear connector labeling and robust layout. Therefore, this interface card continues to serve as a dependable networking option.