Product Details
Technical Overview
The 1734-OE4C (1734-OE4C) is a high-density analog output expansion module designed for the Rockwell Automation POINT I/O platform. This module provides four single-ended, high-precision current outputs, allowing for granular control of field devices such as actuators, variable frequency drive speed references, and control valves. Its compact, modular design permits vertical or horizontal mounting, significantly reducing cabinet space requirements while maintaining robust signal integrity.
Technical Specifications and Performance
The 1734-OE4C (1734-OE4C) converts digital values into analog signals with high resolution and rapid conversion rates, ensuring responsive control loops in demanding industrial environments.
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Output Channels: 4 Single-ended
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Signal Range: 0 to 20 mA or 4 to 20 mA (Configurable)
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Resolution: 13 bits plus sign (approximately 16 bits across the 0–21 mA range)
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Data Format: Signed Integer
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Conversion Type: Digital-to-Analog (DAC)
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Step Response Rate: 20 microseconds (Conversion speed to 99% of full scale)
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External DC Supply: 24V DC nominal (Range: 10–28.8V DC)
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Supply Current: 75 mA at 24V DC
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POINTBUS Current: 75 mA maximum
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Load Impedance: 0 to 750 Ohms
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Power Dissipation: 1.2 Watts maximum (Internal module heat loss)
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Thermal Dissipation: 4.1 BTU/hr
Installation and Integration
The 1734-OE4C (1734-OE4C) snaps easily onto a 1734-TB or 1734-TBS terminal base. It features an integrated keyswitch that prevents the accidental insertion of a module into an incorrect base, protecting the system from electrical mismatches.
Technical FAQ
How does the module handle a loss of network communication?The module can be configured via Studio 5000 to hold its last state or transition to a specific "safe" value (e.g., 4 mA) if communication with the controller is interrupted.
Is calibration required for this module?The 1734-OE4C (1734-OE4C) is factory calibrated. However, users can perform scaling within the controller software to match specific engineering units or compensate for field device variations.
What are the status indicators on the front panel?There are four individual status indicators (one per channel) and one module status indicator. These provide real-time diagnostics for power status, communication health, and field-side faults.
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 PLC Programming: Best Practices for Robust Industrial Automation
Writing clean PLC code requires discipline, especially regarding memory management. Avoid overusing SET and RESET instructions, as they often complicate debugging. If multiple rungs control the same bit, troubleshooting becomes a nightmare. Instead, focus on energizing a bit in only one location. If your logic requires complex conditions, use branches within a single rung. This approach keeps your code readable, maintainable, and significantly easier to audit during downtime.
PLC vs. HMI: Distinguishing the Brain from the Interface in Industrial Automation
In the realm of industrial automation, distinguishing between a Programmable Logic Controller (PLC) and a Human-Machine Interface (HMI) is fundamental. While both devices work in tandem, they serve distinct purposes. The PLC acts as the "brain" of the operation, executing logic, whereas the HMI serves as the "eyes," allowing operators to monitor and interact with the system. Understanding this synergy is essential for any professional designing robust factory automation solutions.
Selecting the Right Industrial Automation Solution for Modern Manufacturing
Choosing an effective industrial automation system starts with a thorough process audit. You must identify tasks that are repetitive, labor-intensive, or prone to human error. Not every process requires high-level automation; therefore, prioritize operations that directly impact throughput and quality. By scoping your needs accurately, you avoid over-investing in unnecessary technology. A balanced approach ensures that your capital expenditure aligns with measurable gains in operational efficiency.