Overview

The Allen-Bradley 1771-IMD/B is a digital AC/DC input module with 16 inputs, supporting 220V AC/DC, ideal for PLC 5 systems in industrial applications.

Technical Specifications

• Part Number: 1771-IMD/B
• Module Type: Digital AC/DC Input Module
• Inputs: 16
• Voltage: 220V AC/DC
• AC Voltage: 184-250V
• DC Voltage: 166-230V
• Backplane Current: 250 mA
• Max AC Off-State Current: 13 mA
• Max DC Off-State Current: 0.25 mA
• Signal Delay:
  • AC (On): 15 ms (+/- 8 ms)
  • DC (On): 15 ms (+/- 8 ms)
  • AC (Off): 172 ms (+/- 56 ms)
  • DC (Off): 177 ms
• Input Impedance: 0.15 µF capacitor, 370K Ω resistor, 1K Ω series
• Power Dissipation: 1.3 W min, 5.8 W max
• Thermal Dissipation: 4.5 BTU/hr min, 19.8 BTU/hr max
• Wiring Arm: 1771-WA
• Mounting: Rack-mountable
• Operating Temperature: 32°F to 140°F (0°C to 60°C)

Features

• 16 inputs for AC/DC signals
• Voltage range: 184-250V AC, 166-230V DC
• Fast signal delay: 15 ms (On), 172 ms (Off)
• Low off-state current: 13 mA (AC), 0.25 mA (DC)
• Rack mountable with wiring arm for easy installation