Product Specification
Item | Specification | Image |
---|---|---|
Manufacturers | Allen Bradley | ![]() |
Product No. | 1771-NOC/C | |
Product type | Analog Output Module | |
Model(s) | Allen-Bradley 1771 Series I/O, Allen-Bradley PLC-5 | |
Dimensions | 6.0" x 2.0" x 11.0"(15.2 cm x 5.1 cm x 27.9 cm) | |
Weight | 1 lbs 12.0 oz (0.8kg ) | |
Tariff Code | 8538907080 | |
Number of Outputs | 8 Outputs | |
Output Type | Current | |
Output Resolution | 0-25 Miliamperes (3.20 Microamperes/bit) | |
RTP Choice | Unfused, 1771-RTP4; Fused, 1771-RTP3 | |
Data Format | BDC or Natural Binary |
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Product Details
More Description
The Allen-Bradley 1771-NOC is a high-resolution analog output module for the PLC-5 system, featuring 8 isolated current outputs with a range of 0-25 mA. It provides a resolution of 3.2 µA per bit at 13 bits unipolar and boasts an output impedance greater than 1 MΩ. With overvoltage protection up to 140 VAC RMS, the module ensures safe operation. It has an update time of 25 ms and a settling time of 500 µs, delivering accurate calibration within ±0.01% at 25°C. Drawing up to 2.9 A at 20 mA outputs, it dissipates 5 watts at 5 V, making it ideal for reliable industrial applications.
Feature
8 Isolated Current Outputs: Provides up to 25 mA output per channel, ideal for various industrial applications.
High Resolution: Delivers a resolution of 3.2 µA per bit with 13-bit unipolar output, ensuring precise control.
Overvoltage Protection: Offers protection against output overvoltage up to 140 VAC RMS, enhancing safety.
Fast Response: Maximum update time of 25 ms and settling time of 500 µs for quick adjustments.
Application
Industrial Automation: Used in PLC-5 control systems for precise control of machinery and processes.
Process Control: Ideal for applications requiring accurate current signal outputs for monitoring and controlling equipment like valves, pumps, and actuators.
Data Acquisition: Facilitates the integration of sensors and transmitters, converting digital signals into analog for data logging and analysis.
Product Photos



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