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Description
Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 1734-IK |
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Product Type | Incremental Encoder/Counter Module |
| I/O System | POINT I/O |
| Number of Channels | 1 (A/B/Z group) |
| Input Voltage | 15…24V DC (nominal 24V) |
| Input Current | 6.1mA @ 15V DC; 10.2mA @ 24V DC -6-8 |
| Maximum Input Frequency | 1.0MHz (X1); 500kHz (X2); 250kHz (X4) -6 |
| Counter Format | 24-bit binary number in a 32-bit long word (0 to 16,777,215) -8 |
| Input Filter Selections | Off, 10µs, 100µs, 1.0ms, 10.0ms -6 |
| POINTbus Current | 160mA maximum -6-8 |
| Power Dissipation | 1.5W maximum @ rated load -6 |
| Keyswitch Position | 2 -6-8 |
| Operating Temperature | -20 to 55 °C -6-8 |
| Storage Temperature | -40 to 85 °C -6 |
| Dimensions (H x W x D) | 56.0mm x 12.0mm x 75.5mm -3-6 |
| Weight | 0.08 lbs (0.36 kg) -4-8 |
| Terminal Base Compatibility | 1734-TB, -TBS, -TB3, -TB3S -8 |
| Wire Size | 22…14 AWG (0.25…2.5 mm²) solid or stranded -8 |
Main Features and Advantages
High-Speed Counter and Flexible Modes: The 1734-IK is capable of processing input frequencies up to 1 MHz, making it suitable for high-speed motion feedback applications -6-8. It supports multiple operating modes, including counter, encoder (X1, X2, X4), period/rate, and rate measurement, providing the flexibility to match a wide range of automation scenarios -6. The user-configurable preset and rollover values allow you to tailor the 1734-IK to your specific position tracking or counting needs.
Advanced Signal Conditioning: The 1734-IK includes selectable input filters to help reject high-frequency noise, ensuring clean and reliable signal acquisition even in electrically noisy environments -6. This feature is critical for maintaining accurate position data and avoiding false counts that could compromise system performance. The module accepts both differential and single-ended encoder signals, further broadening its compatibility with different feedback devices -8.
Compact and User-Friendly Design: With a footprint of just 12 mm, the 1734-IK significantly reduces panel space requirements -3-11. Its modular design allows for easy installation and removal, and it supports Removal and Insertion Under Power (RIUP), enabling module replacement without system shutdown -11. The front‑panel LED status indicators provide clear visibility of module health and input signal states, simplifying diagnostics and troubleshooting -8.
Seamless System Integration: The 1734-IK is designed for effortless integration into Rockwell Automation’s Integrated Architecture™. Add-on Profiles (AOPs) within the Studio 5000 Logix Designer® environment streamline configuration and setup -11. Additionally, features like Auto Device Replacement (ADR) reduce downtime by automatically downloading configuration data to a replacement module -11. The module also supports DeviceNet communications through the POINTbus backplane, ensuring robust data exchange with the controller.
Application Field
Motion Control and Positioning: The 1734-IK is widely used in applications requiring precise position feedback, such as CNC machining, automated assembly, and packaging equipment -1-6. It processes signals from linear and rotary encoders to provide real‑time position and speed data to the programmable controller, enabling closed‑loop motion control. The high‑speed counting capability of the 1734-IK makes it ideal for applications with fast-moving axes or high-resolution encoders.
Material Handling and Logistics: In conveyor systems, automated storage and retrieval, and sortation equipment, the 1734-IK tracks product movement and positions. The module interprets encoder pulses to determine distance traveled, allowing for accurate positioning of pallets, totes, or individual items. The 1734-IK is often paired with mechanical limit switches for end‑of‑travel detection, enhancing safety and system reliability -6-8.
Textile and Printing Industries: Many web handling and printing applications rely on encoder feedback to synchronize rollers and maintain consistent material tension and registration. The 1734-IK captures this critical feedback, enabling precise speed and length control. Its filter selections help ensure stable operation despite the high electromagnetic interference common in such environments. The 1734-IK is also suitable for packaging lines where registration marks are used for cutting and labeling.
Machine Building and OEM Applications: For original equipment manufacturers, the 1734-IK offers a compact, high-performance encoder interface that can be easily scaled. Its compatibility with multiple terminal bases simplifies wiring and integration into custom control panels -8. The module’s robustness, combined with its industry‑leading reliability and global certifications, makes the 1734-IK a trusted choice for machine designers worldwide.
