Allen Bradley 1756-IV16 | ControlLogix Digital DC Input Module

Product Overview

The Allen Bradley 1756-IV16 is a ControlLogix digital DC input module engineered for precise and reliable signal acquisition. It supports 16 inputs grouped in two sets of 8 channels, offering efficient integration into demanding automation systems. Designed for industrial use, this compact module ensures stable performance while minimizing installation space.

This module operates within a voltage range of 10–30V DC, with a nominal input rating of 24V DC, and maintains a minimum operating current of 2 mA at 10V DC. Engineers rely on the 1756-IV16 for its low input delay time, selectable filtering, and robust isolation rating of 250V, which all contribute to dependable system stability.

Key Specifications for Allen Bradley 1756-IV16

Performance and Reliability

The 1756-IV16 achieves rapid response with hardware delay times as low as 280 µs during off-to-on transitions and 540 µs during on-to-off transitions. Engineers can fine-tune delay using selectable filter times for optimal performance. Its maximum thermal dissipation of 18.47 BTU/hour ensures efficient heat management, while the compact size and 0.09 kg weight simplify installation inside ControlLogix 1756 chassis systems.

For compatibility, the 1756-IV16 requires either a 1756-TBNH or 1756-TBSH removable terminal block housing (RTB) before installation. These connections enable secure integration into automation networks while reducing maintenance downtime.

Why Choose Allen Bradley 1756-IV16

The Allen Bradley 1756-IV16 provides high reliability, efficient DC input handling, and strong integration capabilities for modern automation platforms. Its compact form, flexible filtering, and low power draw make it an ideal choice for system designers seeking long-term stability.

Frequently Asked Questions

Q1: Is the Allen Bradley 1756-IV16 new and original?
Yes, all modules are brand new and original factory-sealed.

Q2: Do you have stock available for the 1756-IV16?
Yes, we have stock ready. Delivery takes 3 days to 2 weeks depending on order size.

Q3: What shipping methods are available?
We usually ship via DHL, but other couriers can be arranged if required.

Q4: What if the module has quality issues?
We support returns within 30 days if quality problems occur.

Q5: Does the 1756-IV16 require additional components for installation?
Yes, it requires a removable terminal block housing, either 1756-TBNH or 1756-TBSH, to connect securely.