Product Details
Overview
The 1794-TB3G from Allen-Bradley is a FLEX I/O terminal base unit designed to provide reliable digital-to-analog conversion for control systems. Factory-calibrated and supporting multiple output formats, this module delivers precise signal outputs for a range of industrial applications.
Technical Specifications
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Model: 1794-TB3G
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Output Resolution: 15-bit plus sign (0.656 µA/cnt, 0.320 mV/cnt)
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Data Format: 2’s complement, 2’s complement percent, binary, offset binary
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Output Conversion: Digital-to-analog converter
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Output Conversion Rate: 2.5 / 5.0 ms
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Step Response (63% FS): <25 µs
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Current or Voltage Output: Current load up to 3 mA, resistive voltage load 0–750 Ω
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Accuracy: 0.1% Full Scale at 25 °C for both current and voltage input
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Temperature Drift: 0.0025% FS/°C for current input, 0.0012% FS/°C for voltage input
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Calibration: Factory-calibrated
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Isolation Voltage: 120V continuous (with 1794-TB2/TB3/TB3S/TB3T/TB3TS), 250V continuous (with 1794-TBN); type tested 1500V AC 60 s, 2550V DC 1 s, channel-to-channel, I/O-to-system
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Weight: 0.20 kg
Applications
Ideal for extending FLEX I/O systems in industrial automation, the 1794-TB3G is suitable for precise analog output, signal conditioning, and integration with other 1794 terminal bases. It is compatible with control systems requiring fast, accurate digital-to-analog conversion.
FAQ
Q: Can this terminal base handle high-speed analog output?
A: Yes, it supports step response times under 25 µs and output conversion rates of 2.5/5 ms.
Q: Is calibration required before use?
A: No, the 1794-TB3G is factory-calibrated for immediate deployment.
Q: What isolation voltage is supported?
A: It supports up to 120V continuous for standard combinations and 250V continuous with 1794-TBN modules, tested to 1500V AC and 2550V DC.
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
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.