|
Current Range |
-20 to 20 mA |
|
Typical AC Signal Delay (Off) |
24 (+/- 10) ms |
|
Typical DC Signal Delay (Off) |
20 (+/- 9) ms |
|
Mounting |
Rack Mountable |
|
Slot Width |
1 Slot |
|
UPC |
10612598141620 |
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About the Allen-Bradley 1771-IL
1、Overview
The Allen-Bradley 1771-IL is a high-performance digital DC input module designed for use with PLC-5 and 1771 series programmable controller systems. The module is used to monitor and process input signals from industrial field devices such as push buttons, limit switches, proximity sensors, and other digital input equipment. Featuring reliable signal isolation, fast response capability, and rugged industrial construction, the 1771-IL provides stable and efficient performance in demanding automation environments. Its modular design allows easy installation, maintenance, and seamless integration into industrial control systems.
2、Details
|
Manufacturer |
Allen Bradley |
|
Category |
PLCs |
|
Product Line |
PLC 5 |
|
Part Number |
1771-IL |
|
Weight |
1.31 lbs (0.60 kg) |
|
Number of Inputs & Outputs |
8 Isolated (1000 Volt) Differential |
|
Module Type |
Analog Input |
|
Chassis Compatibility |
Any chassis |
|
Channel Update/Resolution |
500 ms/8 channels; 15 bits + sign |
|
No. of I/O |
8 Differential |
|
Data Format |
Natural Binary or BDC Scaling to +/- 9999 |
|
Resolution |
16-bit binary over full range |
|
Backplane Current |
1.3 Amperes |
|
Accuracy |
Voltage: Typical - 0.01% of full scale range @ 25oC Maximum - 0.05% of full scale range @ 25oC Current: Typical - 0.06% of full scale range @ 25oC Maximum - 0.1% of full scale range @ 25oC (Includes 0.05% when using internal current resistor |
|
External Power Required |
No |
|
Internal Scan Rate |
50 milliseconds for 8 channels |
|
Voltage Range |
-10 to 10 Volts DC |
|
Model Status |
Earlier Model |
|
Wiring Arm |
1771-WG |
3、Main Features
l High-speed DC input module designed for Allen-Bradley PLC-5 and 1771 I/O systems.
l Supports 16 digital input channels for industrial monitoring applications.
l Compatible with 24V DC input signals for reliable field device integration.
l Fast response time improves real-time machine and process control performance.
l Optical isolation protection enhances system safety and noise immunity.
l LED status indicators provide quick channel diagnostics and troubleshooting.
l Modular design allows easy installation and maintenance within 1771 chassis systems.
l Rugged industrial construction ensures stable operation in harsh environments.
4、FAQ
Q: What is the Allen-Bradley 1771-IL used for?
A: The 1771-IL is a digital DC input module used to receive field input signals from switches,
sensors, and other industrial devices in PLC automation systems.
Q: How many input channels does the 1771-IL provide?
A: The module provides 16 digital DC input channels for industrial control applications.
Q: What input voltage does the 1771-IL support?
A: The module is designed for 24V DC input signal applications.
Q: What are the main advantages of the 1771-IL?
A: Its key advantages include fast response speed, reliable signal processing, strong anti-interference capability, and easy integration with PLC-5 systems.
Q: Is the 1771-IL compatible with PLC-5 systems?
A: Yes, the module is specifically designed for Allen-Bradley PLC-5 and 1771 series I/O chassis platforms.
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