Brand:Allen Bradley PLC Item No.:Allen Bradley 1756-IM16I Product Origin:USA Product Dimensions:14.0 × 11.2 × 3.8 cm Product Weight:0.21 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1756-IM16I is a high-isolation AC digital input module engineered for advanced ControlLogix automation systems. Designed to deliver dependable signal monitoring in electrically demanding industrial environments, this module combines high-performance input processing with exceptional system reliability.
Featuring 16 individually isolated input channels, the 1756-IM16I minimizes electrical interference while improving signal accuracy across complex automation architectures. Its rugged industrial construction and stable operating characteristics make it an ideal solution for facilities that require consistent monitoring of high-voltage AC field devices.
This module is widely adopted in mission-critical manufacturing operations where operational continuity, system safety, and long-term durability are essential.
Technical Data & Electrical Specifications
Technical Parameter
Specification
Brand
Allen Bradley
Product Family
ControlLogix
Model
1756-IM16I
Module Category
AC Digital Input Module
Input Channels
16 Individually Isolated Inputs
Input Voltage Rating
220V AC
Voltage Operating Range
159–265V AC
Frequency Range
47–63 Hz
Signal Type
AC Digital Input
Isolation Voltage
250V Continuous
Backplane Current @ 5.1V
125 mA
Backplane Current @ 24V
2 mA
Maximum Power Dissipation
5.5 W
Heat Dissipation
18.8 BTU/hr
Wiring Type
Removable Terminal Block
Compatible RTB
1756-TBS6H / 1756-TBCH
Mounting Method
Chassis Installation
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Dimensions
14.0 × 11.2 × 3.8 cm
Net Weight
Approximately 0.21 kg
System Compatibility
ControlLogix Platforms
Recommended Supporting Modules
The following Allen Bradley modules are commonly integrated alongside the 1756-IM16I to create scalable and efficient industrial automation systems.
Model Number
Function
1756-L81E
ControlLogix Processor
1756-EN2TR
Ethernet/IP Communication Module
1756-OB16I
Digital Output Module
1756-IF16
Analog Input Module
1756-OF8
Analog Output Module
1756-PA72
Power Supply Module
1756-CNB
ControlNet Communication Bridge
1756-TBCH
Terminal Block Housing
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Application Industries
The 1756-IM16I is specifically designed for industrial systems that require stable high-voltage AC input monitoring and enhanced signal isolation.
Typical industrial applications include:
Automotive assembly lines
Steel and metal processing facilities
Chemical production plants
Power distribution systems
Factory automation networks
Packaging and sorting equipment
Water treatment operations
Industrial process control systems
Its isolated input architecture helps improve operational reliability in environments affected by electrical noise, voltage fluctuations, and demanding production cycles.
Core Product Advantages
High Electrical Isolation
Each input channel is individually isolated, helping reduce cross-channel interference and improving signal stability in high-noise environments.
Reliable AC Signal Monitoring
The module delivers accurate monitoring of 220V AC field signals, supporting stable machine and process operation.
Optimized for ControlLogix Systems
Designed for seamless integration with ControlLogix architectures, the 1756-IM16I supports efficient system expansion and centralized diagnostics.
Durable Industrial Construction
Built for continuous operation in harsh manufacturing conditions, the module maintains reliable performance over extended service periods.
Simplified Maintenance and Diagnostics
Its modular design and diagnostic capabilities help maintenance personnel reduce downtime and accelerate troubleshooting procedures.
Technical FAQs
1. What is the primary purpose of the 1756-IM16I?
The module is used to monitor 220V AC digital input signals within Allen Bradley ControlLogix systems.
2. How many inputs does the module provide?
It supports 16 individually isolated AC input channels.
3. What voltage range can the 1756-IM16I handle?
The module operates within an AC voltage range of 159–265V AC.
4. Is the module compatible with ControlLogix chassis systems?
Yes, it is specifically designed for Allen Bradley ControlLogix platforms.
5. Why are isolated input channels important?
Isolation helps reduce electrical interference and improves overall signal reliability in industrial automation systems.
6. What industries commonly use this module?
Industries such as manufacturing, utilities, water treatment, automotive, and process automation frequently deploy the 1756-IM16I.
7. Which terminal blocks are compatible with the module?
Compatible removable terminal blocks include the 1756-TBS6H and 1756-TBCH.
8. Can the module operate in harsh factory environments?
Yes, the module is engineered for demanding industrial conditions and continuous-duty operation.
9. What is the approximate weight of the module?
The module weighs approximately 0.21 kg.
10. What makes the 1756-IM16I a preferred automation solution?
Its combination of isolated input protection, dependable AC signal processing, and seamless ControlLogix integration makes it highly suitable for industrial control applications.
