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  • 1771-IH
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1771-IH

1771-IH Allen-Bradley PLC 5 Digital DC Input Module 8 Ch

In stock (21 units), ready to be shipped

  • Manufacturer: Allen-Bradley

  • Product No.: 1771-IH

  • Product Type: Input Module

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 450g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Description

1771-IH Allen-Bradley PLC 5 Digital DC Input Module – 8 Channels

The Allen-Bradley 1771-IH is an 8-channel digital DC input module for the PLC 5 and Bulletin 1771 series. Rack-mountable with 24-50V DC operating voltage. Weight is approximately 0.45 kg (1.0 lb).

Product Information

Manufacturer Rockwell Automation
Brand Allen-Bradley
Part Number 1771-IH
Product Type Digital DC Input Module
Number of Inputs 8
Voltage Category 10-60V DC Sink (Source Load)
DC Operating Voltage 24-50V DC
Backplane Current 74 mA at 5V DC ±5%
Wiring Arm 1771-WA
Mounting Rack Mountable
Weight Approx. 0.45 kg (1.0 lb)

Input Specifications

Nominal Input Current (24V) 8.4 mA
Nominal Input Current (48V) 20 mA
Max On-State Voltage 10V DC
Max Off-State Voltage 4.5V DC
Max Off-State Current 1 mA
Input Impedance (On-State) 2.5-3 kΩ
Input Impedance (Off-State) 5-6 kΩ

Signal and Power Specifications

Signal Delay (On) 15 ms (±7 ms)
Signal Delay (Off) 20 ms (±9 ms)
Isolation Voltage 1500V AC RMS
Power Dissipation 0.4W to 8.1W
Thermal Dissipation 1.3 to 27.7 BTU/hr
Operating Temperature 0°C to 60°C (32°F to 140°F)

Features

  • 8 digital DC input channels
  • 24-50V DC operating voltage range
  • 10-60V DC sink (source load) voltage category
  • Rack mountable with 1771-WA wiring arm
  • Eight red status indicators
  • 1500V AC RMS isolation voltage
  • Low power consumption at 74 mA backplane current
  • Lightweight at approximately 0.45 kg (1.0 lb)

Applications

  • PLC 5 control systems
  • Industrial automation
  • Machine control
  • Process monitoring

FAQs

Q1: How many inputs does the 1771-IH provide?
A1: 8 digital DC input channels.

Q2: What is the operating voltage range?
A2: 24-50V DC with a voltage category of 10-60V DC sink.

Q3: What wiring arm and weight does this module have?
A3: 1771-WA wiring arm with weight of approximately 0.45 kg (1.0 lb).

Product Resources

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🏷️ Tags: Input Module
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In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.

Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.

For more details, please review our Shipping & Return Policy.

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