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Description
The Allen-Bradley 1769-IF16C is a high-density analog current input module engineered for the CompactLogix control platform. This module features 16 single-ended analog inputs, providing a scalable solution for monitoring critical industrial process variables including flow, pressure, and temperature sensors that utilize standard current loop signaling. It is designed for seamless integration into CompactLogix backplane systems, offering high-precision data acquisition for automated control applications.
Features
- 16 single-ended analog current inputs.
- Sigma-Delta converter technology for high-resolution signal processing.
- Optimized for standard 0–20 mA current loops with over-range detection up to 21 mA.
- Integrated DIN rail latches and panel mounting tabs for flexible installation.
- Locking bus lever ensures reliable electrical connection to the system backplane.
Technical Specifications
| Model |
1769-IF16C |
| Product Line |
CompactLogix |
| Number of Inputs |
16 Single-Ended |
| Current Range |
0–20 mA (Nominal), 0–21 mA (Full) |
| Converter Type |
Sigma-Delta |
| Input Impedance |
249 Ohm |
| Working Voltage |
30 VAC/VDC |
| Heat Dissipation |
4 W |
| Mounting |
DIN Rail or Panel |
Installation Guidelines
- Ensure the system power is disconnected before installing or removing the module from the backplane.
- Use the integrated locking bus lever to secure the module to the adjacent I/O or controller.
- Mount the module in a clean, dry environment with adequate ventilation to manage the 4 W heat dissipation.
- Maintain proper grounding practices for the control cabinet to minimize EMI interference.
- Handle with care to prevent electrostatic discharge (ESD) damage to the internal circuitry.
FAQ
What is the primary function of the 1769-IF16C?
The 1769-IF16C is an analog input module used in CompactLogix systems to convert 16 channels of current signals (0-20 mA) into digital data for processing by the PLC.
Can this module be mounted on a DIN rail?
Yes, the module features integrated DIN rail latches for standard 35mm DIN rail mounting, as well as tabs for direct panel mounting.
