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Allen-Bradley 1756-OF8K | High-Precision Analog Output Module for ControlLogix Systems
Overview
The Allen-Bradley 1756-OF8K is a ControlLogix analog output module featuring 8 single-ended channels capable of delivering either voltage (±10V) or current (0–20mA) signals. Designed with a conformal coating, it offers enhanced protection against harsh environmental conditions, making it suitable for a wide range of industrial applications.
Key Features
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Output Channels: 8 single-ended
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Signal Types: Voltage (±10V) or Current (0–20mA)
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Resolution: 15-bit
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Conformal Coating: Provides resistance to moisture, dust, and corrosive elements
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Isolation Voltage: 250V (continuous) between channels and backplane
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Settling Time: Less than 2 ms to 95% of final value with resistive loads
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Drive Capability: Up to 750 ohms for current outputs
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Short Circuit Protection: Electronically current limited to 21 mA or less
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Open Circuit Detection: Available for current outputs when output is set above 0.1 mA
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Calibration Interval: 12 months typical
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Operating Temperature: 0°C to 60°C (32°F to 140°F)
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Storage Temperature: -40°C to 85°C (-40°F to 185°F)
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Relative Humidity: 5% to 95% non-condensing
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Certifications: CE, UL, CSA, ATEX, IECEx, KC, RCM
Technical Specifications
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Catalog Number: 1756-OF8K
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Backplane Current Draw: 150 mA @ 5.1V DC; 210 mA @ 24V DC
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Power Dissipation: 5.8 W
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Thermal Dissipation: 16.78 BTU/hr
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Data Format: 15-bit integer or 32-bit floating point
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Module Conversion Method: R-Ladder DAC, monotonic with no missing codes
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Removable Terminal Blocks (RTBs): Compatible with 1756-TBNH (NEMA screw-clamp) or 1756-TBSH (spring-clamp)
-
Enclosure Type: Open-style
-
Slot Width: 1
Applications
-
Process Control Systems: Precise control of actuators, valves, and other analog devices
-
Industrial Automation: Integration with sensors and transducers requiring analog output signals
-
Harsh Environments: Suitable for areas with exposure to moisture, dust, or corrosive substances due to conformal coating
-
High-Precision Requirements: Applications demanding high-resolution analog outputs
Why Choose the 1756-OF8K?
-
High Accuracy: 15-bit resolution ensures precise analog signal output
-
Environmental Protection: Conformal coating extends module lifespan in challenging conditions
-
Flexible Output Options: Supports both voltage and current outputs for versatile application
-
Reliable Performance: Short circuit protection and open circuit detection enhance system safety
-
Seamless Integration: Designed for use with ControlLogix systems, ensuring compatibility and ease of installation
Order Now
The Allen-Bradley 1756-OF8K analog output module is available for immediate shipment.
Description
Allen-Bradley 1756-OF8K | High-Precision Analog Output Module for ControlLogix Systems
Overview
The Allen-Bradley 1756-OF8K is a ControlLogix analog output module featuring 8 single-ended channels capable of delivering either voltage (±10V) or current (0–20mA) signals. Designed with a conformal coating, it offers enhanced protection against harsh environmental conditions, making it suitable for a wide range of industrial applications.
Key Features
-
Output Channels: 8 single-ended
-
Signal Types: Voltage (±10V) or Current (0–20mA)
-
Resolution: 15-bit
-
Conformal Coating: Provides resistance to moisture, dust, and corrosive elements
-
Isolation Voltage: 250V (continuous) between channels and backplane
-
Settling Time: Less than 2 ms to 95% of final value with resistive loads
-
Drive Capability: Up to 750 ohms for current outputs
-
Short Circuit Protection: Electronically current limited to 21 mA or less
-
Open Circuit Detection: Available for current outputs when output is set above 0.1 mA
-
Calibration Interval: 12 months typical
-
Operating Temperature: 0°C to 60°C (32°F to 140°F)
-
Storage Temperature: -40°C to 85°C (-40°F to 185°F)
-
Relative Humidity: 5% to 95% non-condensing
-
Certifications: CE, UL, CSA, ATEX, IECEx, KC, RCM
Technical Specifications
-
Catalog Number: 1756-OF8K
-
Backplane Current Draw: 150 mA @ 5.1V DC; 210 mA @ 24V DC
-
Power Dissipation: 5.8 W
-
Thermal Dissipation: 16.78 BTU/hr
-
Data Format: 15-bit integer or 32-bit floating point
-
Module Conversion Method: R-Ladder DAC, monotonic with no missing codes
-
Removable Terminal Blocks (RTBs): Compatible with 1756-TBNH (NEMA screw-clamp) or 1756-TBSH (spring-clamp)
-
Enclosure Type: Open-style
-
Slot Width: 1
Applications
-
Process Control Systems: Precise control of actuators, valves, and other analog devices
-
Industrial Automation: Integration with sensors and transducers requiring analog output signals
-
Harsh Environments: Suitable for areas with exposure to moisture, dust, or corrosive substances due to conformal coating
-
High-Precision Requirements: Applications demanding high-resolution analog outputs
Why Choose the 1756-OF8K?
-
High Accuracy: 15-bit resolution ensures precise analog signal output
-
Environmental Protection: Conformal coating extends module lifespan in challenging conditions
-
Flexible Output Options: Supports both voltage and current outputs for versatile application
-
Reliable Performance: Short circuit protection and open circuit detection enhance system safety
-
Seamless Integration: Designed for use with ControlLogix systems, ensuring compatibility and ease of installation
Order Now
The Allen-Bradley 1756-OF8K analog output module is available for immediate shipment.