Product Overview
The 1732DS-IB8 is a digital input module within the Allen-Bradley FLEX I/O series. Designed to connect discrete field devices such as switches and sensors to CompactLogix or Flex I/O controllers, this module provides reliable signal acquisition for industrial automation applications while supporting flexible installation and wiring configurations.
This module is widely used in machine control, process monitoring, and system expansion applications requiring discrete input monitoring.
Key Technical Details
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Part Number | 1732DS-IB8 |
| Safety Inputs | 8 |
| Input type | Current sinking |
| Voltage, on-state input, min | 11V DC |
| Current, on-state input, min | 3.3 mA |
| Voltage, off-state input, max | 5V DC |
| Communication current consumption | 85 mA at 24V DC |
| Mounting | FLEX I/O chassis |
| Current, off-state, max | 1.3 mA |
| Operating voltage range | 19.2…28.8V DC |
| Output leakage current, max | 0.1 mA |
| On-state voltage drop | ±0.6V |
| Leakage current | ±1.0 mA |
Engineering Specifications
Each input terminal is independently isolated to enhance noise immunity.
Compatible with standard FLEX I/O power supply modules.
Replacement modules must match the original part number.
Ensure wiring conforms to channel configuration (sink/source).
How It Works
The 1732DS-IB8 module collects discrete signals from field devices such as switches and sensors and sends the status information to the connected controller via the FLEX I/O backplane. Each input channel features optical isolation, providing protection against electrical noise and transient interference to ensure accurate signal detection. Its compact design fits neatly into the FLEX I/O chassis, while clear labeling and LED indicators make wiring and verification straightforward, offering reliable performance in industrial automation environments.
Frequently Asked Questions
Q: Can this module handle AC signals?
No, the 1732DS-IB8 is designed for 24 V DC signals only.
Q: How many modules can be installed in a single chassis?
Depends on chassis size and system backplane capacity; follow FLEX I/O guidelines.
Q: Can it be used with CompactLogix controllers?
Yes, when used with compatible FLEX I/O adapters or interface modules.
Q: Are the input channels isolated?
Yes, each channel has optical isolation to protect the system.
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More than two decades of practical sourcing experience
Efficient order handling with global shipping
Access to an established global procurement and logistics network
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Hubin South Road, Siming District, Xiamen, Fujian, China
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