30731832-001 Honeywell Industrial Coaxial Impedance Matcher
Manufacturer: Honeywell
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Part Number: 30731832-001
Condition：New with Original Package
Product Type: Coaxial Network Terminators
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Honeywell 30731832-001 is a specialized 75-ohm BNC Terminator Plug engineered for the Universal Control Network (UCN) and TDC 3000 distributed control systems. This precision component eliminates signal reflections by providing an exact impedance match at the open ends of coaxial communication bus lines. By absorbing unused signals, the 30731832-001 maintains network data integrity and prevents the communication errors often associated with "ringing" or signal distortion. We supply this component as 100% Brand New and Original to ensure mission-critical stability for your control infrastructure.
Technical Specifications
| Feature | Specification Details |
| Manufacturer | Honeywell |
| Model Number | 30731832-001 |
| Component Type | BNC Male Terminator |
| System Impedance | 75 Ohms |
| Housing Material | Nickel-Plated Brass |
| Internal Component | Precision Non-Inductive Resistor |
| Temp Range | −20°C to +70°C |
| Application | TDC 3000 / UCN / Coaxial Bus Termination |
| Environmental | Resists Vibration, Dust, and EMI |
| Compliance | Meets Honeywell Industrial EMC Standards |
Engineering Advantages
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Eliminates Signal Reflection: The internal 75-ohm precision resistor absorbs the electromagnetic energy at the end of the cable run. This prevents "ghost" signals from bouncing back along the line, which otherwise disrupts communication between nodes.
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Maintains Bus Impedance: Proper termination ensures that the entire UCN segment operates at a consistent characteristic impedance. This uniformity allows the control system to maintain high signal-to-noise ratios over long coaxial cable distances.
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Industrial-Grade Construction: The nickel-plated brass housing resists oxidation and mechanical wear. Unlike standard consumer-grade connectors, this industrial version withstands the continuous vibration and thermal cycling found in heavy industrial plant environments.
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Optimized Connectivity: The bayonet coupling mechanism provides a secure, tool-free connection. Once locked, the terminator maintains constant electrical contact, even in high-interference areas (EMI), shielding the network from external noise.
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Critical Network Component: In TDC 3000 systems, a missing or faulty terminator often causes intermittent network timeouts. Deploying a new 30731832-001 serves as a low-cost, high-impact solution for stabilizing erratic network performance.
FAQs
Why must I use a 75-ohm terminator instead of a 50-ohm version?
Honeywell UCN and TDC 3000 networks utilize a 75-ohm coaxial architecture. Using a standard 50-ohm BNC terminator creates an impedance mismatch, which actually generates signal reflections rather than eliminating them, potentially causing system-wide communication failure.
Where should I install the 30731832-001?
Install this terminator on every unused coaxial port on UCN taps or at the physical ends of the coaxial cable segment. This ensures the network bus remains properly loaded and balanced.
Does the 30731832-001 require any electrical power?
No. It is a passive component containing a precision resistor that converts signal energy into negligible heat. It does not require external power or software configuration.
Is this part a refurbished unit or brand new?
We offer the 30731832-001 as 100% Brand New and Original stock. Because network stability depends on the precision of the internal resistor, using a new unit avoids the risks of resistance drift found in aged or used components.