A-B 1756-OF8 is an analog output module produced by Rockwell Automation(Allen-Bradley)in the United States,belonging to the ControlLogix series of products.The following is a detailed introduction to the product:
I.Product Overview
The A-B 1756-OF8 analog output module has 8 voltage or current analog outputs and can be installed in any slot of the ControLogix chassis.It is commonly used in industrial control systems to convert digital signals into analog output signals to control various actuators or devices such as valves,motors,inverters,etc.
II.Technical Specifications
Output Capacity:
The output rating is±10 volts or 0 to 20mA.
The voltage or current output range is-10 to 10V or 4 to 20mA.
Signal Resolution and Power Consumption:
The signal resolution is 15 bits at 21mA and 15 bits at 10.4V.
The maximum power consumption of the circuit is 5.8 watts,and the total rated power is also 5.8 watts.
A-B 1756-OF8
Backplane Current:
Backplane current is 210mA at 24V DC.
Backplane current is 150mA DC at 5.1V.
Protection Mechanisms:
Circuit detection provides overvoltage protection at 24V DC.
Short-circuit protection is provided by electronically limiting the current to 21mA or less.
Scan Time and Error:
Scan time is 12ms for floating point and 8ms for integer.
Total module error is 0.15%in voltage mode and 0.3%in current mode.
Other Parameters:
Voltage or current settling time is 2ms.
Calibration accuracy is 0.05%.
Module calibration interval is 12 months.
Available in T4A(North America),T4(ATEX),and T4(IEC)temperature codes.
In open housing.
3.Application Features
High resolution and high precision:The A-B 1756-OF8 module has high resolution and high precision,which can achieve precise control of the output signal and meet the requirements of industrial control systems for output accuracy.
Multiple output types:Supports multiple output types such as current output and voltage output to meet the control needs of different devices.
Programmability:Parameters can be set and functions can be customized through programming or configuration software to meet different application requirements.
High reliability and stability:It can operate stably for a long time in an industrial environment and provide reliable control performance.
Compatibility:It is compatible with other automation products and systems of AB Company and can form a complete automation control system with other modules.
A-B 1756-OF8
IV.Application Field
The A-B 1756-OF8 module is widely used in the field of industrial automation,including manufacturing,chemical,energy,medicine and other industries.It is an important part of modern industrial control systems to achieve control of various equipment and process parameters.
The company mainly imports PLC modules,programmable controllers,servo control systems and DCS spare parts,such as:ABB,AB(Rockwell),GE(General Electric),Bentley,Honeywell Er),Emerson.),Motorola,Invensys,Westinghouse,etc.The company has established close cooperative relations with many world-renowned PLC and DCS product maintenance service providers.We can purchase goods directly from abroad and provide equipment and spare parts from different countries and manufacturers.
We supply goods directly from abroad,without intermediaries,reducing the cost of use.
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