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PLC 1771-DS Latching Input Module

PLC 1771-DS Latching Input Module


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The PLC 1771-DS is a latching module with an input of 10-27V DC. It latches and detects pulses with a duration of 0.1-5.0 ms. Using an input terminal, the module discovers pulses and puts a bit within a corresponding image address table during the next I/O scan. 

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  • Email

    plcinfo@mooreplc.com
  • Whatsapp

    +86 18020776786
  • Specifications
  • Specification

    Product Image

    Brand Name

    PLC

    Number of Inputs: 8
    Reverse Voltage Protection: 240 V DC max
    Maximum Off-State Current: 1 mA at 4 V DC
    Nominal Input Current: 20 mA at 27 V DC
    Opto Electrical Isolation: 1500 V
    Operating Temperature: 0 to 60°C (32 to 140°F)
    Storage Temperature: -40 to 85°C (-40 to 185°F)
    Relative Humidity: 5 to 95% (without condensation)
    Backplane Current: 375 mA

     

    Model Number

    1771-DS

    Alternate Part Number

    1771-DS

    Condition

    100% Original

    Quality

    Brand New

    Dimensions

    2.5x25.4x14.7cm

    Description

    Latching Input Module

    Package

    Original Package

    Lead time

    In Stock

    Shipping term

    UPS DHL TNT EMS Fedex

    Payment

    T/T (Bank Transfer)

    Service

    One-Stop Service

    Weight

    0.5 kg

    Warranty

    12 Months

  • Product Details
  • Product Description:

    The PLC 1771-DS is a latching module with an input of 10-27V DC. It latches and detects pulses with a duration of 0.1-5.0 ms. Using an input terminal, the module discovers pulses and puts a bit within a corresponding image address table during the next I/O scan. The 1771-DS module responds to pulses by using an optical sensor which has an isolated gate output and an isolated pulse output. This module’s input has two ways to operate. Unless paired, this module operates independently, and when this module is paired, it either responds to a certain pulse or it responds to the gate signal. 


    Frequently Asked Questions (FAQ):
    1.What are the input current specifications of PLC 1771-DS?

    The PLC 1771-DS Latching Input Module has a nominal input current of 20 mA at 27 V DC and a maximum off-state current of 1 mA at 4 V DC.


    2.What is the primary function of the Allen-Bradley 1771-DS Latching Input Module?
    The 1771-DS is a specialized I/O module for the PLC-5 system designed to detect and "latch" high-speed, short-duration input pulses (as short as 0.1ms) that are faster than the controller's scan time. It holds the signal until the CPU can successfully read it, ensuring no critical sensor data is missed.


    3.How do I get the price of 1771-DS?
    Please contact our sales director Ms. Sandy for a discount exclusive quote, Email plcinfo@mooreplc.com Mob/Whatsapp: +86-18020776786.


    4.How many input points does the 1771-DS module support, and what is the voltage?
    The 1771-DS features 8 independent latching input points. It typically operates at a nominal input voltage of 12-24V DC, making it compatible with a wide range of industrial proximity sensors and high-speed switches.


    5.Do you have 1771-DS in stock?
    Yes, right now we have 1771-DS in stock ready for shipment, we can support video inspection.


    Application:

    High-speed packaging and filling plants: Photoelectric switches triggered by the movement of fast-moving objects on bottle packaging lines.
    Printing and paper industry: Detecting the edges of paper, color marks, or high-speed rotating encoders.
    Metal processing and mechanical manufacturing: Capturing the contact between the tool and the workpiece in precision stamping or cutting machines.
    Material conveying and logistics systems: Sensor-triggered signals for capturing fast-moving packages.

  • Service and Warranty
  • NOTE:

    1. The products quoted are brand new and original with a one-year warranty

    2. Prices are ex works, for shipping calculations, Please send to my Email 

    3. Cooperation with the express delivery of DHL / Fedex / UPS / Aramex, etc,Delivery time is approximately '' 5 days ''  from our warehouse to the destination country

    4. Quotation validity: 30 days, if you need to extend, please reconfirm the price after 30 days.

    5. Payment Term: 100% advance payment by bank transfer.

    6. For the products '' in stock '' in the offer, our company can support video inspectio.


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    How Digitalization Is Transforming PLC Spare Parts Management
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