1769-IF4 SER:B
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Overview of Allen Bradley 1769-IF4 Series B
The Allen Bradley 1769-IF4 Series B is a compact analog input module designed for use with CompactLogix and MicroLogix 1500 controllers. It features four individual input channels configurable for current or voltage signals, supporting ranges such as 0-20 mA, 4-20 mA, ±10 V DC, 0-10 V DC, and 1-5 V DC. The module uses a Delta-Sigma Analog-to-Digital Converter (ADC) with a 14-bit resolution that provides high accuracy data acquisition. Its compact size allows installation on DIN rails or panels, making it ideal for distributed control systems. The module supports single-ended or differential inputs and allows data formatting in engineering units, PID scaling, percentage, or raw data, providing flexibility for industrial automation applications. Operating temperatures range from 0°C to 60°C, with robust electrical isolation and protection features ensuring reliable performance in demanding environments.Key Features of Allen Bradley 1769-IF4 Series B
- Four analog input channels supporting current and voltage signals.
- Input ranges include 0-20 mA, 4-20 mA, ±10 V DC, 0-10 V DC, 1-5 V DC, and others.
- Delta-Sigma ADC with 14-bit resolution for accurate signal conversion.
- Supports single-ended or differential input wiring options for flexible installation.
- Configurable data formats: engineering units, scaled-for-PID, percent, or raw data.
- Compact size: 118 mm x 35 mm x 87 mm (height x width x depth) with mounting tabs.
- Compatible with Allen Bradley CompactLogix and MicroLogix 1500 controller families.
- Operating temperature range from 0°C to 60°C and relative humidity up to 95% non-condensing.
- Includes built-in over-range and under-range detection with fault handling capabilities.
- Panel or DIN rail mounting options for versatile system integration.
Technical Specs of 1769-IF4 Series B
| Specification | Details |
|---|---|
| Number of Inputs | 4 (single-ended or differential) |
| Input Types | Current and Voltage |
| Input Ranges | 0-20 mA, 4-20 mA, ±10 V DC, 0-10 V DC, 1-5 V DC |
| ADC Resolution | 14 bits (unipolar), 14 bits + sign (bipolar) |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Humidity | 5% to 95% non-condensing |
| Dimensions (HxWxD) | 118 mm x 35 mm x 87 mm (4.65 in x 1.38 in x 3.43 in) |
| Weight | Approx. 300 grams (0.65 lbs) |
| Mounting | DIN rail or panel mount |
Applications / Use Case
The Allen Bradley 1769-IF4 Series B analog input module is widely used in industrial automation environments requiring precise measurement and control of analog signals. It is suitable for monitoring and processing various sensor inputs such as temperature, pressure, flow, and level through current and voltage signals. Typical applications include process control, factory automation, machine monitoring, and equipment diagnostics. The module's compatibility with CompactLogix and MicroLogix controllers makes it a flexible choice for expanding existing systems or integrating into new control architectures. Its high-resolution ADC and configurable data formats also enable accurate feedback for PID control loops, improving process efficiency and product quality in manufacturing settings.Related Resources
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