The Allen Bradley 1756-IB16S is a 16-point sinking safety input module designed for use in ControlLogix® chassis systems. It provides reliable safety input monitoring for industrial automation applications where safety is critical. Operating with a nominal voltage range of 18 to 32 VDC, this module supports single-channel point operation mode, ensuring accurate status evaluation of each input channel. The 1756-IB16S is engineered to integrate seamlessly into safety control systems, delivering precise and secure input detection to meet demanding industrial standards. Its compact, plug-in design simplifies installation in series C ControlLogix chassis, making it an ideal choice for system expansions or upgrades requiring safety-rated digital inputs.
Key Features of Allen Bradley 1756-IB16S
16 sinking digital input points for safety system integration
Single-channel point operation mode for accurate input monitoring
Compatible with ControlLogix series C chassis
Operating voltage range: 18 to 32 VDC
Designed for use in safety and standard control applications
Supports 1756 backplane communication protocol
Electronic software configurable keying to prevent incorrect module installation
Operating temperature between 0 °C and 60 °C (32 °F to 140 °F)
Requires specific removable terminal blocks (RTBs) for field wiring
Meets industrial safety standards for reliable operation in hazardous environments
Technical Specs of 1756-IB16S
Specification
Details
Manufacturer
Allen Bradley / Rockwell Automation
Product Type
Digital Safety Input Module
Number of Inputs
16 sinking inputs
Operating Voltage
18 to 32 VDC
Input Current
2.5 mA per input (typical)
Backplane Voltage
5.1 V DC, 280 mA max
Operating Temperature
0 °C to 60 °C (32 °F to 140 °F)
Input Mode
Single-channel Point Operation
Chassis Compatibility
1756 ControlLogix Series C
Communication Protocol
1756 Backplane protocol
Applications / Use Case
The Allen Bradley 1756-IB16S module is commonly used in safety-critical industrial environments requiring dependable input monitoring and safety control integration. Typical applications include emergency stop input monitoring, safety gate switches, light curtains, and other machine guarding devices where safe and reliable signal detection is essential. It functions within ControlLogix safety systems to help meet regulatory safety requirements in manufacturing plants, automotive assembly lines, packaging machinery, and material handling systems. The ability to handle multiple sinking inputs with single-channel operation makes it a versatile choice for engineers tasked with designing or upgrading safety I/O infrastructures while maintaining high levels of system integrity and diagnostic capabilities.
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1756-IB16S
$0.00
ACHIEVING
4.0
average rating
With
95%
positive reviews
LESS THAN
1%
return rate
Any questions?
Does it come with a warranty?
Yes, All products are offered wth 1-Year warranty.
What is the condition of the product?
All products sold are New & Unused.
How fast is shipping?
All products are delivered within 2-8 business days depending on our stock location.
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