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SKU:1771-IG

Allen-Bradley 1771-IG TTL Input Module PLC 5 8 Inputs 5V DC

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  • Manufacturer: Allen-Bradley

  • Product No.: 1771-IG

  • Product Type: Analog Input Module

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 500g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Tavsif

Allen-Bradley 1771-IG TTL Input Module

Product Overview

Allen-Bradley 1771-IG is a TTL digital DC input module for the PLC 5 series. Features 8 inputs with 5 V DC TTL voltage category. Operating voltage 5.0 to 5.3 V DC. Signal delay less than 1 ms ON. Uses 1771-WC wiring arm. Conformal coat protection. Module weight 0.5 kg.

Technical Specifications

Parameter Value
Manufacturer Rockwell Automation
Brand Allen-Bradley
Part Number 1771-IG
Module Type Digital DC Input Module
Number of Inputs 8
Voltage Category 5 V DC, TTL
DC Operating Voltage 5.0 to 5.3 V DC
Backplane Current 122 mA
Customer Supply Current 500 mA maximum per module
Signal Delay (On) Less than 1 ms
Signal Delay (Off) 20 ±9 ms
Maximum Power Dissipation 3.3 W
Maximum Thermal Dissipation 11.3 BTU/hr
Wiring Arm 1771-WC
Coating Conformal Coat
Mounting Rack Mountable
Weight 0.5 kg

Key Features

  • 8 TTL compatible inputs at 5 V DC
  • Signal delay less than 1 ms ON
  • Optoelectrical isolation for transient protection
  • Input filtering for electrical noise reduction
  • 8 front panel status indicators
  • Conformal coat protection
  • Supports ½, 1 and 2 slot I O addressing
  • Used for TTL interfaces and BCD encoder applications

Installation Notes

  • Requires 2 power sources: backplane and user supplied 5 V DC
  • Keying bands between pins 34 and 36 upper connector
  • Keying bands between pins 4 and 6 lower connector
  • Wiring arm 1771-WC allows module replacement without rewiring

FAQs

Q1: What is the voltage category and number of inputs?
A1: 5 V DC TTL category. 8 inputs with operating voltage 5.0 to 5.3 V DC.

Q2: What is the backplane current and wiring arm?
A2: 122 mA backplane current. Compatible with 1771-WC wiring arm.

Q3: What is the module weight?
A3: 0.5 kg.

Product Resources

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🏷️ Tags: Analog Input Module
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