Product details
Allen-Bradley 1771-IA Digital Input Module
The 1771-IA provides reliable 120V AC/DC input capability for your PLC5 control system. This module connects field devices to your automation controller.
Technical Specifications
- Brand/Manufacturer: Allen-Bradley/Rockwell Automation
- Model: 1771-IA
- Product Type: Digital Input Module
- Input Channels: 8 channels (120V AC/DC)
- Voltage Range: 87-138V AC / 97-138V DC
- Response Time: 24ms (AC) / 10ms (DC ON) / 20ms (DC OFF)
- Input Current: 6.83mA @ 120V AC 50Hz / 7.4mA @ 125V DC
- Backplane Current: 75mA @ 5V DC
- Power Dissipation: 10.7W maximum
- Dimensions: 3.5 x 6.5 x 2.0 inches (89 x 165 x 51 mm)
Package Contents
- Allen-Bradley 1771-IA input module
- 1771-WA wiring arm for easy connection
Shipping & Warranty
- Shipping carriers: FedEx, UPS, DHL
- Express shipping options available worldwide
- 12-month warranty against defects
FAQ
- What devices can connect to the 1771-IA module?
- It works with limit switches, pushbuttons, sensors, and other 120V field devices.
- How do I install this input module?
- It mounts in any slot of 1771-AB through A4B chassis using the provided wiring arm.
- What is the maximum off-state current?
- The module has maximum off-state current of 2.8mA for reliable operation.
- Can I mix AC and DC signals on one module?
- No, all eight channels must use the same voltage type (AC or DC).
- What safety certifications does this module have?
- It is UL listed, CSA certified, and CE marked for industrial use.
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