Product Details
Product Overview
The Allen Bradley 1734-IR2E operates as a high-precision analog input expansion for the POINT I/O platform. It specializes in converting resistance signals from RTD (Resistance Temperature Detector) sensors into digital data for the controller. This module provides two independent channels for critical temperature monitoring in distributed I/O architectures. We supply this unit as 100% Brand New and Original, ensuring high-accuracy thermal feedback for your process control loops.
Technical Specifications
The 1734-IR2E utilizes high-resolution conversion technology to maintain signal integrity:
| Feature | Specification |
| Manufacturer | Allen Bradley |
| Product Line | POINT I/O (1734) |
| Module Type | Analog RTD Input |
| Number of Inputs | 2 High-Resolution Channels |
| Resolution | 16-bit |
| Data Format | Signed Integer |
| Isolation Voltage | 50V Continuous |
| Power Dissipation | 1.0 Watt |
| Thermal Dissipation | 3.3 BTU/hr |
| Keyswitch Position | 6 |
| Operating Temp | -20°C to 55°C (-4°F to 131°F) |
Engineering Advantages
The 1734-IR2E solves specific thermal measurement challenges in high-density control cabinets:
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Superior Signal Precision: The 16-bit resolution detects minute resistance changes, allowing the PLC to monitor temperature fluctuations with laboratory-grade accuracy. This precision prevents overshoot in sensitive heating or cooling applications.
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Effective Noise Rejection: Digital filtering and 50V continuous isolation protect the low-voltage RTD signals from electromagnetic interference (EMI) generated by nearby variable frequency drives (VFDs) and motor starters.
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Simplified Mechanical Configuration: The hardware utilizes a physical keyswitch at position 6. This mechanical lock prevents the insertion of incorrect module types into the terminal base, shielding the system from accidental voltage damage during maintenance.
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Thermal Efficiency: The module dissipates only 1.0 Watt of power. This low thermal footprint prevents heat buildup in compact distributed I/O enclosures, extending the lifespan of adjacent electronic components.
FAQs
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Which RTD sensor types does the 1734-IR2E support?
This module supports standard 100-ohm Platinum (Pt) RTDs and various other resistance-based sensors. You must configure the specific sensor type (e.g., Pt 385 or Pt 3916) within the Studio 5000 or RSLogix 5000 software environment to ensure correct scaling.
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Does this module require a specific terminal base?
The 1734-IR2E installs into 1734-TB, 1734-TBS, or 1734-TOP terminal bases. Ensure the base is properly grounded to the DIN rail to maximize the noise rejection capabilities of the 16-bit converter.
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How does the "Signed Integer" data format work for temperature?
The module converts the analog resistance into a signed integer value. The PLC then scales this integer into engineering units (Celsius or Fahrenheit) based on the configuration profiles, providing direct temperature readouts to the HMI.
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What happens if an RTD wire breaks during operation?
The 1734-IR2E features integrated open-circuit detection. When a wire breaks or a sensor fails, the module flags a diagnostic error to the PLC, allowing the system to trigger a safe-state shutdown or alarm immediately.
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
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