Product Details
Product Description
The Allen-Bradley 1756-IB16ISOE is a ControlLogix digital input module designed for sequence-of-events (SOE) applications. It provides 16 individually isolated DC inputs, enabling precise event capture with high-speed response. The module supports both sink and source configurations, making it versatile for industrial monitoring and control systems.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Product Line: ControlLogix
-
Part Number: 1756-IB16ISOE
-
Category: PLCs
-
Weight: 0.44 lbs (0.20 kg)
-
Module Type: Digital DC Isolated Input (SOE)
-
Inputs: 16 isolated channels
-
Input Voltage Range: 24–48 V DC (sink/source)
-
Operating Voltage Range: 10–55 V DC
-
Input Delay Time: 50 µs + selectable filter time
-
Minimum Operating Current: 5.5 mA at 55 V DC
-
Maximum Operating Current: 2 mA at 10 V DC
-
Off-State Current (Max): 1.5 mA
-
Power Dissipation: 5.5 W at 60 °C
-
Backplane Current Draw:
-
275 mA @ 5 V DC
-
2 mA @ 24 V DC
-
Terminal Blocks: 1756-TBCH, 1756-TBS6H (removable)
-
Isolation Voltage: 75 V continuous; type-tested at 1200 V AC for 2 s
Features
-
High-speed event capture with 50 µs response
-
Individually isolated inputs for improved reliability
-
Supports both sink and source wiring configurations
-
Designed for sequence-of-events monitoring in critical applications
-
Compatible with removable terminal blocks for simplified wiring
Application Scenarios
-
Power System Monitoring: Event capture for fault detection and logging
-
Industrial Automation: Precise input tracking for safety and control systems
-
Critical Infrastructure: Sequence-of-events recording in energy and utility networks
FAQ
-
Q: How many inputs does the 1756-IB16ISOE provide? A: Sixteen individually isolated DC inputs.
-
Q: What is the input delay time? A: 50 microseconds plus selectable filter time.
-
Q: Which terminal blocks are compatible? A: 1756-TBCH and 1756-TBS6H.
-
Q: What isolation voltage is supported? A: 75 V continuous, tested at 1200 V AC for 2 seconds.
-
Q: How does this compare to the 1756-IB16? A: The 1756-IB16ISOE provides isolated inputs and SOE functionality, while the 1756-IB16 is a standard DC input module without event sequencing.
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
Strategic Selection: Choosing the Right SCADA Software for Your PLC Project
In industrial automation, the SCADA (Supervisory Control and Data Acquisition) system acts as the bridge between raw machine data and actionable human intelligence. Selecting the incorrect software platform can lead to integration bottlenecks, scalability issues, and excessive long-term maintenance costs. As an automation consultant with 15 years of experience, I have guided many projects through the selection process. Below are the essential criteria for choosing a platform that ensures both performance and longevity.
Ensuring Operational Continuity: The Strategic Value of Redundant Automation Systems
In modern industrial landscapes, unplanned downtime is the ultimate adversary. For sectors relying on complex PLC and DCS architectures, a single hardware failure can trigger catastrophic production losses. Therefore, implementing redundant automation systems is no longer a luxury; it is a fundamental requirement for mission-critical operations. In this article, I analyze why redundancy remains the backbone of reliable industrial infrastructure.
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.