Product Details
Product Description
The Allen Bradley ControlLogix 1756-IF8HK is an advanced analog input module designed for precise signal acquisition in automation systems. Supporting both voltage and current inputs, it integrates HART capability for enhanced diagnostics and device communication. With sigma-delta conversion and multiple input ranges, the 1756-IF8HK ensures high-resolution data capture across diverse industrial applications.
Technical Specifications
-
Manufacturer: Allen Bradley
-
Product Line: ControlLogix
-
Catalog Number / Model: 1756-IF8HK
-
Category: PLCs
-
Module Type: Analog Input with HART support
-
Weight: 0.56 lbs (0.26 kg)
-
Number of Inputs: 8 voltage/current channels
-
Input Types: 2 high-speed differential, 4 differential, 8 single-ended
-
Conversion Method: Sigma-Delta
-
Data Formats: Integer (left-justified, 2’s complement), IEEE 32-bit floating point
-
Input Signal Ranges: -10…10 V, 0…10 V, 0…5 V, 0…20 mA
-
Input Resolution:
-
±10.25 V: 320 µV/count (15-bit + sign, bipolar)
-
0…10.25 V: 160 µV/count (16-bit)
-
0…5.125 V: 80 µV/count (16-bit)
-
0…20.5 mA: 0.32 µA/count (16-bit)
-
Backplane Current (5 VDC): 150 mA
-
Backplane Current (24 VDC): 40 mA
-
Power Dissipation (Max): 1.73 W (voltage mode), 2.33 W (current mode)
-
Terminal Blocks: 1756-TBCH, 1756-TBS6H (removable)
-
Isolation Voltage: 30 V continuous
-
Power Consumption: 1.73 W
Application Scenarios
-
High-precision analog signal monitoring in process industries
-
Integration with HART-enabled field devices for diagnostics and configuration
-
ControlLogix-based automation requiring flexible voltage/current input ranges
FAQ
Q: How many input channels are available on the 1756-IF8HK? A: Eight channels supporting voltage and current signals.
Q: Does the module support HART communication? A: Yes, it integrates HART capability for enhanced device communication.
Q: What removable terminal blocks are compatible? A: 1756-TBCH and 1756-TBS6H.
Comparison with Similar Models
-
1756-IF8HK: 8-channel analog input with HART support.
-
1756-IF8: Standard 8-channel analog input without HART.
-
1756-IF16: 16-channel analog input for higher density applications.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.
Mastering Modern Industrial Joystick Controls in Heavy Automation
Industrial joysticks play a pivotal role in human-machine interaction across heavy material handling and mobile hydraulics. These tactile controllers translate complex operator movements into precise electrical signals for PLCs, motion controllers, and DCS networks. Consequently, selecting and installing the right joystick architecture ensures operator safety, reduces fatigue, and optimizes equipment performance.