1756-IB16ISOESERIESA

Overview of Allen Bradley 1756-IB16ISOESeriesA

The Allen Bradley 1756-IB16ISOESeriesA is a ControlLogix DC digital input module designed to deliver reliable and precise input monitoring for industrial automation systems. It offers 16 individually isolated input channels that monitor DC signals within a 10-30V range, providing flexibility and robust control in various environments. This module features advanced diagnostics and status indicators for input and communication health, supporting system uptime and maintenance efficiency. Its integration with ControlLogix chassis ensures seamless communication and scalability for complex automation setups. Ideal for professional automation engineers, the 1756-IB16ISOESeriesA supports user-configurable filtering and quick signal response times, making it a trusted choice for process and discrete manufacturing control systems.

Key Features of Allen Bradley 1756-IB16ISOESeriesA

• Sixteen independent DC input channels isolated from each other to prevent interference.
• Operates with input voltages ranging from 10 to 30 V DC to accommodate various sensor signals.
• Input status and module health indication, enabling real-time diagnostics and troubleshooting.
• Fast input signal update times between 200 microseconds and 750 milliseconds for timely response.
• User-selectable on/off transition filter times to customize input signal conditioning.
• Low power consumption with a total backplane power of approximately 0.58 Watts.
• Hardware delays minimized: 1 ms max for ON transition and 4 ms max for OFF transition plus filter time.
• Compatible with ControlLogix chassis, facilitating modular system expansion.
• Removable terminal blocks available for convenient wiring and maintenance.

Technical Specs of 1756-IB16ISOESeriesA

Specification	Details
Number of Channels	16 independent DC inputs
Input Voltage Range	10-30 V DC
Input Current (On State)	Minimum 2 mA @ 10 V DC, Maximum 10 mA @ 30 V DC
Isolation	Individually isolated inputs
Update Time	200 µs to 750 ms (cyclic)
Hardware Signal Delay	1 ms max ON, 4 ms max OFF plus filter time
Backplane Power Consumption	0.58 W total
Operating Temperature	0 to 60 °C (32 to 140 °F)

Applications / Use Case

The Allen Bradley 1756-IB16ISOESeriesA module is widely used in manufacturing and process control environments where accurate digital input monitoring is essential. Its 16-channel isolated inputs make it suitable for interfacing with sensors, switches, and other field devices in automated assembly lines, packaging machinery, and material handling systems. The module’s diagnostic capabilities and customizable filtering allow operators to quickly identify faults and minimize downtime. It integrates seamlessly into ControlLogix architectures in industries such as automotive, food and beverage, pharmaceuticals, and energy production. This module is ideal for engineers looking for reliable input monitoring in demanding industrial conditions requiring noise immunity and precision sensing.

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