Product Details
Product Description
The TC-OAH061 (96978274-A01) is a high-performance analog interface module designed for precision control within Honeywell industrial systems. This unit provides six independent, galvanically isolated output channels capable of driving current loops up to 21.0 mA. With a 13-bit digital-to-analog conversion resolution, it ensures highly accurate modulation of field devices such as control valves and variable speed drives. The module is engineered for high-availability environments, featuring an impressive 2546 VDC isolation rating and robust RFI immunity to maintain signal integrity in electrically noisy industrial settings.
Technical Specifications
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Module Identification: TC-OAH061
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Associated Part Number: 96978274-A01
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Channel Configuration: 6 Point, Galvanically Isolated
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Output Signal Range: 0 to 21.0 mA
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Digital Resolution: 13 bits across the full 21 mA span
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Response Logic: 25 ms update rate for all concurrent channels
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Isolation Rating: 2546 VDC (Channel-to-Channel and User-to-System)
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Protection Circuitry: Continuous 24 VAC/VDC overvoltage protection
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Interference Resistance: RFI immunity <2.0% error at 10 V/m (27-1000 MHz)
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Thermal Management: Power dissipation maximum of 6.7 W
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Operating Environment: -10°C to +60°C (14°F to 140°F)
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Physical Dimensions: 96 mm x 96 mm x 48 mm
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Net Weight: 0.5 kg (approx. 1.1 lbs)
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Required Terminal Block: TC-TBNH (20-position)
Operational Application
The TC-OAH061 (96978274-A01) is typically deployed in process industries where high-density isolation is required to prevent ground loops and protect the central processing unit from field-side transients. Its fast 25 ms update rate makes it suitable for dynamic control loops requiring rapid adjustment of actuators or frequency converters.
Frequently Asked Questions
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Does this module support voltage output modes?
The TC-OAH061 is optimized for current loop signaling (0-21 mA). For 0-10V applications, a dedicated voltage output module or external precision resistor may be required.
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Is the terminal block included with the module?
The TC-TBNH 20-position terminal block is a separate accessory often required for installation, though it is compatible with the standard 96mm form factor.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.
Understanding Marshalling Cabinets in Industrial Automation and Control Systems
Marshalling cabinets serve as the crucial connection hub between field instruments and centralized processing units. In large DCS and PLC control system architectures, hundreds of multipair field cables run from local junction boxes to the central instrument equipment room. The marshalling cabinet houses field terminal blocks, surge arresters, intrinsic safety isolation barriers, and interposing relays. By segregating field field-wiring terminations from sensitive processor hardware, engineers protect expensive controller backplanes from high-voltage transients. Consequently, this modular separation dramatically streamlines maintenance workflows and simplifies system expansion.
Essential Best Practices for PLC Wiring and Installation in Industrial Automation
Successful control system deployment begins with thoroughly reviewing manufacturer technical documentation. Controllers from major brands like Allen-Bradley, Siemens, and Schneider Electric feature unique terminal layouts. Engineers must verify voltage requirements before connecting power cables to prevent catastrophic equipment damage. Standard line connections require strict adherence to regional electrical codes and proper wire color coding. Furthermore, panel builders should always establish a robust low-impedance ground connection using at least 16-AWG copper conductor tied directly to the main plant grounding grid.