1756-IF16 Rockwell Allen Bradley ControlLogix Analog Input Module 0-20mA 16 Channels

1756-IF16 Rockwell Allen Bradley ControlLogix Analog Input Module 0-20mA 16 Channels

Product Overview
The Allen-Bradley 1756-IF16 is a high-precision analog input module from Rockwell Automation's ControlLogix series, designed specifically for industrial automation control systems. This 16-channel analog input module offers excellent signal processing capabilities and flexible configuration options, making it an ideal choice for process control applications.

Core Features and Technical Specifications

Versatile Input Configuration
- 16 single-ended inputs - Suitable for standard voltage/current signal acquisition
- 8 differential inputs - Provides enhanced noise immunity
- 4 high-speed differential inputs - Supports fast data update requirements

High-Precision Signal Processing
- Voltage Input Ranges: ±10V, 0-10V, 0-5V
- Current Input Range: 0-20mA
- Resolution: 16-bit accuracy (0.32μA/count in current mode)
- Calibrated Accuracy: Better than 0.05% for voltage input, better than 0.15% for current input

Strong Technical Specifications
- Backplane Current Draw: 150mA at 5.1V DC, 65mA at 24V DC
- Total Backplane Power: 2.33W
- Scan Time: 16-488ms (single-ended), 5-122ms (high-speed differential)
- Input Impedance: >10MΩ in voltage mode, 249Ω in current mode

Application Scenarios and Advantages
Industrial Environment Adaptability
The 1756-IF16 module is designed for harsh industrial environments, operating in a temperature range of 0°C to +60°C and offering excellent vibration and shock resistance. Its IP20 protection rating ensures reliable operation in industrial control cabinets.

Flexible Configuration Options

The module supports three wiring methods:
1. Single-ended wiring - Cost-effective, ideal for applications with a common signal source ground
2. Differential wiring - Provides excellent noise rejection
3. High-speed differential mode - Meets fast response requirements

System Integration Advantages
- Seamless integration with the ControlLogix platform
- Supports IEEE 32-bit floating-point data format
- Built-in Sigma-Delta ADC conversion technology
- Provides real-time channel sampling and data alarm functions

Installation and Maintenance
Easy Installation
- Standard DIN rail mounting
- Compatible with 1756-TBCH and 1756-TBS6H removable terminal blocks
- Electronic module keying prevents incorrect installation
- Hot-swappable, reducing system downtime

Product details pictures

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