Description
Allen-Bradley 1771-IBD Digital DC Input Module
The Allen-Bradley 1771-IBD is a 16-channel DC input module for PLC-5 control systems. It handles 10-30V DC signals from sensors and switches. This reliable module provides precise input reading for industrial automation applications.
Key Benefits
- 16 DC input channels in compact design
- Fast 1ms response time
- Easy wiring with removable arm
- LED status indicators for all channels
- Works with various DC sensors
Technical Specifications
Brand: Allen-Bradley
Model: 1771-IBD
Series: PLC-5 / 1771
Type: Digital DC Input Module
Input Channels: 16 sink inputs
Voltage Range: 10-30V DC
On-State Voltage: 10V DC minimum
Off-State Voltage: 5V DC maximum
Response Time: 1ms ON/OFF
Backplane Current: 130 mA
Power Dissipation: 7.3W maximum
Wiring Arm: 1771-WH included
Input Current: 4.5-15 mA
Isolation: Optoelectrical protection
Operating Temp: 0-60°C
Dimensions: 3.5 x 6.5 x 2.0 inches
Status Indicators: 16 red + 1 green
How It Works
The 1771-IBD module reads DC signals from field devices like sensors and switches. It converts these signals to digital data for your PLC-5 processor. The module provides fast response and electrical isolation for reliable operation.
Installation Guide
Install in compatible 1771 I/O chassis
Use included 1771-WH wiring arm
Connect DC devices to input terminals
Verify voltage range (10-30V DC)
Check LED indicators for signal status
Use proper slot keying positions
Warranty & Shipping
- We provide a 12-month warranty on this product
We ship worldwide using FedEx, UPS, and DHL - Frequently Asked Questions
- Q: How many devices can I connect?
A: It has 16 input channels for connecting multiple DC field devices. - Q: What voltage does it support?
A: It works with 10-30V DC signals. - Q: Is the wiring arm included?
A: Yes, it comes with 1771-WH wiring arm for easy installation. - Q: What is the response speed?
A: It responds in 1ms for both ON and OFF signals. - Q: What chassis are compatible?
A: It works with all 1771 chassis except A1, A2, and A4 models.
Compare With Other Products
The 1771-IBD is a DC input module, while other 1771 products like the 1771-HTE Encoder Module or 1771-IAD Input Module handle different signal types and functions.
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