Allen Bradley PLC-5 1771-IVN | 32-Point DC Input Module with Swingarm

Product Description

The Allen Bradley PLC-5 1771-IVN Digital DC Input Module provides 32 input points for monitoring DC signals in industrial automation systems. Designed for rack-mounted PLC-5 installations, it features four groups of eight inputs, integrated digital filtering, and compatibility with the 1771-WH wiring arm. This module ensures reliable signal acquisition with fast response times and robust electrical performance.

Technical Specifications

• Model / Part Number 1771-IVN

• Manufacturer Allen Bradley (Rockwell Automation)

• Product Line PLC-5 Series

• Product Type Digital DC Input Module

• Weight 1.00 lbs (0.45 kg)

• Number of Inputs 32 (organized into 4 sets of 8)

• Voltage Category 10–60 VDC, source (sink load)

• DC Operating Voltage 10–30 VDC

• Backplane Current Consumption 280 mA

• Max DC Off-State Current 1.7 mA

• Typical DC Signal Delay (On) 6 ms ± 2 ms (digital filter)

• Typical DC Signal Delay (Off) 50 ms

• Typical AC Signal Delay (Off) 45 ms ± 15 ms

• Wiring Arm 1771-WH

• Mounting Rack mountable

• Model Status Earlier model

Application Scenarios

• Monitoring multiple DC input signals in PLC-5 control systems

• Industrial automation requiring grouped input channels for efficient wiring

• Applications needing digital filtering to reduce signal noise

FAQ

Q: How many input points does the 1771-IVN provide?  A: It supports 32 inputs, divided into four groups of eight.

Q: What is the operating voltage range?  A: The module operates between 10–30 VDC, with a broader category range of 10–60 VDC.

Q: What wiring arm is required?  A: The 1771-WH wiring arm is used for connections.

Q: What is the typical signal delay?  A: On-delay is 6 ms ± 2 ms, off-delay is 50 ms, and AC off-delay is 45 ms ± 15 ms.

Comparison with Similar Models

• 1771-IVN: 32-point DC input, digital filtering, earlier model

• 1771-IBN: 16-point DC input, faster response, compact design

• 1771-IXE: Analog input module for PLC-5 systems