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The Allen-Bradley 1756-IB16I is an isolated digital input module designed for ControlLogix industrial automation systems. It is used to monitor DC digital input signals from industrial field devices such as proximity sensors, push buttons, relays, and limit switches.
This module features isolated input channels that improve electrical noise immunity and enhance signal integrity, making it suitable for demanding industrial environments where reliable input monitoring is essential.
| Parameter | Details |
|---|---|
| Product Type | Isolated Digital Input Module |
| Manufacturer | Allen-Bradley |
| Model | 1756-IB16I |
| Series | ControlLogix |
| Input Type | Digital DC input |
| Number of Inputs | 16 channels |
| Isolation Type | Channel isolation |
| Signal Type | DC discrete signals |
| Application | Industrial monitoring and automation |
| Compatibility | ControlLogix systems |
| Mounting Type | Chassis-mounted |
| Operating Environment | Industrial automation environments |
| Dimensions | 144.57 × 22 × 105.42 mm |
| Weight | 0.181 kg |
| Housing | Industrial-grade module enclosure |
The 1756-IB16I module receives DC digital signals from industrial field devices and converts them into data for processing by the ControlLogix controller.
Its isolated input architecture electrically separates signal channels, helping reduce the effects of electrical noise, voltage spikes, and ground loop interference. This improves overall system reliability and signal stability in industrial applications.
This enables:
The 1756-IB16I module is used in automation systems where isolated digital signal monitoring is required. It supports:
It helps ensure accurate and dependable monitoring of industrial field devices and automation processes.
| Model | Description |
|---|---|
| 1756-IB16 | Standard DC digital input module |
| 1756-IB16D | Diagnostic digital input module |
| 1756-IB32 | 32-point DC digital input module |
| 1756-IA16I | Isolated AC digital input module |
| ControlLogix I/O modules | Industrial signal interface modules |
The Allen-Bradley 1756-IB16I ControlLogix Isolated Input Module is a reliable industrial automation component designed for accurate DC digital signal monitoring in electrically demanding environments. Its isolated input architecture and compatibility with ControlLogix systems make it suitable for industrial applications requiring stable and noise-resistant signal acquisition.