مقدمة المنتج
The Allen-Bradley 1771-IBD Digital DC Input Module is a high-performance DC digital input module designed for the 1771 series PLC-5 automation systems from Allen-Bradley. It provides a reliable interface between field devices and the PLC, allowing the processor to monitor discrete DC input signals from sensors, switches, and other devices in industrial automation environments.
The 1771-IBD features 16 sink input channels and operates over a wide DC voltage range من 10–30 VDC, making it suitable for a variety من industrial control applications. The module converts DC field signals into logical input data that the PLC processor can process to execute control logic, monitor equipment status, or perform automated responses.
Installed in a 1771 I/O chassis, the module communicates with the PLC processor through the backplane, receiving operating power and transmitting input signals reliably. Its compact design allows efficient use من chassis space while maintaining high-speed signal processing with minimal delay.
This module is commonly used in manufacturing systems, machinery automation, and process control applications where precise monitoring من DC input signals is required.
مواصفات المنتج
| Parameter | الوصف |
|---|---|
| Product Name | Allen-Bradley 1771-IBD Digital DC Input Module |
| الشركة المصنعة | Allen-Bradley |
| Series | 1771 PLC-5 I/O System |
| Module Type | Digital DC input module |
| Input Channels | 16 sink inputs |
| DC Operating Voltage | 10 to 30 VDC |
| Voltage الفئة | 10 to 60 VDC, sink (source load) |
| Backplane Current | 130 mA @ 5 VDC ±5% |
| Input Delay Time (Off to On) | 1 ms |
| Input Delay Time (On to Off) | 1 ms or 6 ms selectable |
| Minimum On-الولاية Voltage | 10 VDC |
| Maximum Off-الولاية Voltage | 5 VDC |
| Maximum DC Off-الولاية Current | 2.0 mA |
| Installation Location | 1771 I/O chassis |
| Dimensions | 165 x 51 x 89 mm |
| الوزن | 0.45 kg |
Applications
● Industrial PLC-5 Control Systems
Monitors discrete DC input signals from sensors and switches for automated control processing.
● Manufacturing Automation Equipment
Integrates with production machinery to track equipment status and trigger process logic.
● Process Control Facilities
Used in industries such as chemical processing, water treatment, and energy systems for monitoring DC signals.
● Machine Automation Panels
Provides digital signal acquisition for machinery with multiple DC field devices.
● Discrete DC Signal Monitoring
Captures precise on/منf state من DC devices with fast input response times.
Advantages
● Wide DC Voltage Range
الدعمs 10–30 VDC operation and voltage categories up to 60 VDC for industrial flexibility.
● High-Speed Input Processing
Input delay times as fast as 1 ms allow rapid detection من on/منf signal changes.
● Reliable Backplane Communication
Signals are transmitted efficiently to the PLC processor via the chassis backplane.
● Selectable Off-to-On/On-to-Off Delay
Provides flexibility for controlling signal filtering or timing in automation processes.
● Compact Modular Design
Fits standard 1771 I/O chassis slots, conserving space while supporting 16 channels.
● Industrial Compatibility
Engineered to operate in typical industrial environments with stable performance.
معلومات الشركة
E-mail: [email protected]
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