Name: 1756-IF8 Allen Bradley ControlLogix 8-Channel Analog Input Module
Brand: Xiamen Online Union Technology Co., Ltd
SKU: 1756-IF8
Price: 50.00 USD
Availability: InStock

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1756-IF8 Allen Bradley ControlLogix 8-Channel Analog Input Module

Allen Bradley 8-channel analog input module

ControlLogix analog input module with warranty

Allen Bradley PLC analog input module

Place of Origin:

USA

Brand Name:

Allen Bradley

Model Number:

1756-IF8

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Product Details

Input Channels:

8 Independent Channels (software-configurable)

Input Types:

Voltage: ±10V DC, 0–10V DC, 0–5V DC; Current: 0–20mA, 4–20mA

Backplane Power:

5.1V DC / 150mA; 24V DC / 40mA

Power Dissipation:

1.73W (max)

Overvoltage Protection:

30V DC (voltage Inputs); 8V DC (current Inputs)

Terminal Blocks:

Requires Removable Blocks (e.g., 1756-TBCH, 1756-TBS6H)

Software Compatibility:

Studio 5000 Logix Designer (v8.02.00+)

Highlight:

Allen Bradley 8-channel analog input module

ControlLogix analog input module with warranty

Allen Bradley PLC analog input module

Payment & Shipping Terms

Minimum Order Quantity

Price

1-99$

Packaging Details

Brand New Original

Delivery Time

in stock / 1-3 work days

Payment Terms

T/T

Supply Ability

999

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Product Description

1756-IF8 Allen Bradley ControlLogix 8-Channel Analog Input Module

The Allen Bradley 1756-IF8 is a high-precision analog input module from Rockwell Automation's ControlLogix® 5000 series, designed for industrial automation systems. It provides 8 independent channels to acquire voltage (±10V DC, 0-10V DC, 0-5V DC) or current (0-20mA, 4-20mA) signals from field devices like transmitters, sensors, and signal conditioners. As part of the ControlLogix platform, it supports flexible configuration, diagnostic capabilities, and seamless integration with Logix5000 controllers.

Key Features

Multi-Signal Support: Each channel can be software-configured for voltage (±10V, 0-10V, 0-5V) or current (0-20mA, 4-20mA) inputs, eliminating hardware jumpers.
High Resolution: 15-bit resolution (plus sign) for ±10V inputs; 16-bit resolution for all other signal types, ensuring precise data conversion.
Flexible Wiring: Supports three modes to optimize for channel count, noise immunity, or speed:
- Single-Ended: Maximizes channel count (8 channels) by sharing a common ground.
- Differential: Uses independent +/- terminals per channel for improved noise rejection (4 usable channels).
- High-Speed Differential: Enables fastest data updates (1 channel per 4 terminals) for time-critical applications.
Diagnostic Capabilities: Includes under/over-range detection, open-circuit detection (current mode), process alarms, and module fault indicators (LEDs) for quick troubleshooting.
Hot-Swappable: Allows module replacement without system downtime (Removable Input/Output Processing, RIUP).
Software Configuration: Fully programmable via Studio 5000 Logix Designer for signal type, filtering, and engineering unit scaling.

Wiring Modes & Use Cases

Single-Ended: Ideal for applications where all sensors share a common ground (e.g., multiple 4-20mA transmitters in a tank farm). Maximizes channel utilization (8 channels).
Differential: Recommended for noisy environments (e.g., near motors or VFDs) or when sensors have independent grounds. Uses 4 channels (each pair of terminals).
High-Speed Differential: Best for fast-changing signals (e.g., vibration sensors or high-speed flow meters). Uses 1 channel per 4 terminals (e.g., Channel 0+/- only).

Configuration & Integration

Hardware Setup:

Insert the module into a ControlLogix chassis (1756-A13, 1756-A17, etc.) and connect field devices via terminal blocks.

Software Configuration:

In Studio 5000, add the 1756-IF8 to the I/O tree and assign a slot.
For each channel, select the signal type (e.g., 4-20mA), filter mode (low-pass to reduce noise), and scale to engineering units (e.g., 0-100°C).
Download the configuration to the controller.

Data Access:

Channel values are stored in controller tags (e.g., Local:3:I.Ch0 for slot 3, Channel 0) for use in logic, HMI, or historian systems.

1756-IF8 Allen Bradley ControlLogix 8-Channel Analog Input Module

Allen Bradley 8-channel analog input module

ControlLogix analog input module with warranty

Allen Bradley PLC analog input module

Allen Bradley 8-channel analog input module

ControlLogix analog input module with warranty

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