Allen Bradley 1756-IF8K ControlLogix 8-Point Analog Input Module
Allen Bradley 1756-IF8K ControlLogix 8-Point Analog Input Module
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Brand:Allen Bradley PLC Item No.:Allen Bradley 1756-IF8K Product Origin: USA Product Dimensions:13 × 13 × 3.5 cm Product Weight:0.73 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen-Bradley 1756-IF8K is a high-performance ControlLogix analog input module designed for precision voltage and current signal acquisition in industrial automation systems.
Engineered for demanding process and discrete hybrid applications, this module provides 8 configurable analog input channels with support for both voltage and current signals. It is widely used in environments requiring accurate signal measurement, stable long-term operation, and robust industrial protection through conformal coating.
Compared to standard IF8 variants, the 1756-IF8K is typically positioned as a hardened or region-specific configuration variant, offering similar core performance with enhanced build and environmental suitability for industrial deployment.
Technical Specifications
Category
Specification
Product Type
Analog Input Module
Series
ControlLogix 1756
Input Channels
8 single-ended / differential configurable
Signal Types
Voltage and Current
Voltage Input Range
±10.25V, 0–10.25V, 0–5.125V
Current Input Range
0–20.5 mA
Resolution
High-resolution analog conversion
Isolation
250V continuous (inputs to backplane)
Backplane Current
~150 mA @ 5.1V DC
Power Consumption
~1.73 W
Mounting
36-pin terminal interface
Coating
Conformal coated (industrial protection)
Operating Temperature
0°C to 60°C
Dimensions (H × W × D)
~13 × 13 × 3.5 cm
Weight
~0.5–0.73 kg
Recommended Related Models
1756-IF8 Standard Analog Input Module (baseline configuration)
1756-IF16 High-Density Analog Input Module (expanded channel count)
1756-OF8 Analog Output Module (process control output)
1756-IR6I RTD Temperature Input Module (temperature sensing)
1756-L83E ControlLogix CPU Module (system controller pairing)
Popular Allen Bradley Models
1756-IF8K Analog Input Module
1756-IF8 Analog Input Module
1756-IF16 Analog Input Module
1756-IB16 DC Input Module
1756-OB16 Digital Output Module
Applications
The 1756-IF8K is commonly deployed in industrial systems requiring reliable analog signal monitoring:
Process automation and chemical plants
Oil & gas instrumentation systems
Power generation monitoring systems
Water treatment and environmental control
Manufacturing process measurement and feedback loops
Industrial sensor and transmitter integration
Its flexible input configuration allows seamless interfacing with a wide range of industrial sensors and instrumentation devices.
Advantages
Flexible configuration for voltage and current inputs
High-resolution analog signal processing for accurate measurement
Conformal coating improves durability in harsh environments
Stable operation under continuous industrial load conditions
Compact 8-channel design reduces control cabinet footprint
Strong electrical isolation enhances system reliability
Seamless integration with ControlLogix architectures
Technical FAQs
1. What is the main function of the 1756-IF8K?
It acquires and converts analog voltage and current signals into PLC-readable data.
2. How many input channels does it support?
It supports 8 configurable analog input channels.
3. What signal types are supported?
Voltage (±10V range variants) and current (0–20 mA range variants).
4. Is it isolated?
Yes, it provides input-to-backplane isolation rated at approximately 250V.
5. What makes the “K” version different?
It is typically a conformally coated or configuration-specific variant designed for enhanced environmental durability.
6. What industries commonly use it?
Oil & gas, manufacturing, utilities, and process automation industries.
7. What is the module resolution?
High-resolution analog conversion suitable for precision process control.
8. Does it support both single-ended and differential inputs?
Yes, depending on configuration mode.
9. What is the operating temperature range?
0°C to 60°C.
10. What software is used for configuration?
Studio 5000 Logix Designer / RSLogix 5000.
