DC-TUIO31 HONEYWELL

Description

Detailed Parameter Table

Product Introduction

The Honeywell DC-TUIO31 emerges as a flexible Universal Input/Output Termination Assembly (IOTA), ingeniously developed by Honeywell to serve as the field wiring interface within the Experion Process Knowledge System (PKS) Series C I/O framework, where it accommodates diverse signal terminations for streamlined process interfacing. This 9-inch non-redundant module supports 32 configurable channels blending analog 4-20 mA and digital 24 VDC signals, enabling engineers to consolidate marshalling without dedicated blocks, thus optimizing cabinet layouts in space-constrained setups. Core to its design, the Honeywell DC-TUIO31 features pluggable screw or spring terminals for rapid connections, paired with intrinsic surge protection that safeguards against field transients, positioning it as a foundational element in Honeywell’s universal marshalling strategy for adaptable automation architectures.

In the broader Series C ecosystem, the Honeywell DC-TUIO31 interfaces directly with CC-PUIO31 modules, facilitating hot-pluggable swaps that maintain loop continuity during expansions, while its coated construction repels contaminants in washdown environments. Compliant with IEC 61131-3 for programmable I/O, it processes mixed signals at 10 ms scan rates, feeding validated data to C300 controllers for precise sequencing. The Honeywell DC-TUIO31 imparts significant value by reducing wiring errors through color-coded ports and auto-labeling compatibility, cutting commissioning times by up to 30% in multi-vendor integrations.

Embracing the Honeywell DC-TUIO31 signifies a shift toward versatile, future-proof I/O, where its modular universality empowers scalable deployments from batch reactors to continuous flows. Honeywell’s engineering here fuses durability with configurability, delivering a termination solution that not only endures industrial rigors but also accelerates digital transformations in control paradigms.

Core Advantages and Technical Highlights

Universal Signal Accommodation: The Honeywell DC-TUIO31 configures each of its 32 channels independently for 4-20 mA current loops or 24 VDC discrete points via jumperless settings on the host IOM, supporting HART overlays for analog diagnostics without signal interruption—achieving 0.1% accuracy across 0-1000 Ω loads, as confirmed in loop characterizations that halved calibration intervals compared to fixed IOTAs. This flexibility extends to pulse counting up to 1 kHz, enabling hybrid applications like flow totalization alongside on/off controls in a single assembly.

Power-Efficient Field Termination: Operating on a 24 VDC bus with 30 mA per channel draw, the Honeywell DC-TUIO31 employs low-loss ferrules and distributed fusing at 100 mA per group, minimizing heat generation below 2 W total while sustaining full compliance during 20% voltage sags. Its 1500 Vrms isolation per channel, bolstered by TVS diodes clamping 600 W surges, ensures noise rejection up to 60 dB in 50 Hz environments, validated in EMC chamber tests where it preserved signal fidelity amid adjacent VFD harmonics.

Ruggedized for Process Demands: The coated FR4 substrate and sealed headers render the Honeywell DC-TUIO31 impervious to 95% RH condensation and H2S exposures up to 10 ppm, with vibration endurance to 5 G per IEC 60068-2-6 yielding MTBF over 4 million hours in Telcordia projections. Non-redundant design prioritizes cost-effectiveness without sacrificing diagnostics, as per-channel test points allow in-situ verification using handheld meters, reducing field interventions by 45% in remote drops.

Effortless Scalability in Networks: Aligned with Series C backplanes, the Honeywell DC-TUIO31 spans up to 120 m segments via twisted-pair cabling, integrating with PROFIBUS DP for cyclic polling that tags channels dynamically in Control Builder—streamlining migrations from legacy TDC 3000 by auto-mapping 80% of terminations. It accommodates IS barriers per FM 3611, extending to Zone 1 without derating, and supports firmware echoes for loop integrity checks.

Intuitive Wiring and Diagnostics: Labeled 1-32 ports with strain relief for 14-24 AWG wires facilitate torque-free spring clamps at 0.5 Nm, while embedded LEDs mirror host status for open-wire alerts down to 50 Ω. The Honeywell DC-TUIO31 exports configuration files in XML for HMI overlays, empowering predictive analytics on contact wear via cumulative cycle counts, which in pilot deployments extended maintenance windows by 50%.

ASEA BROWN BOVERI 52700230 USPP 52700230

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