Allen-Bradley 1771-ICD PLC-5 Digital DC Input Module
$123.00
$320.00
Description
Allen-Bradley 1771-ICD PLC-5 Digital DC Input Module
Configured for discrete DC signal acquisition in PLC-5 I/O chassis systems, the Allen-Bradley 1771-ICD (1771-ICD Digital DC Input Module) provides direct physical/electrical execution. The module processes 16 point DC input signals with 20-60 VDC operating voltage and communicates field states through the 1771 backplane interface.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1771-ICD |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 1.90 lbs |
| Power Consumption | Backplane current: 250 mA at 5 VDC |
| Product Type | Digital DC Input Module |
| Product Line | PLC-5 |
| Number of Inputs | 16 input points |
| Input Voltage Range | 20-60 VDC |
| Voltage Category | 10-60 VDC, Sink (Source Load) |
| Maximum Off-State Current | 1.2 mA |
| Typical DC Signal Delay On | 6 +/- 2 ms with digital filter |
| Wiring Arm | 1771-WN |
| Coating | Conformal Coat |
PLC-5 Backplane Communication and I/O Scaling Characteristics
The 1771-ICD operates as a PLC-5 digital input module using the 1771 chassis backplane for controller data exchange. The module provides 16 DC input channels with field voltage detection circuits designed for discrete status monitoring.
The module configuration supports PLC-5 I/O density scaling through chassis-based slot allocation and backplane bus communication velocity management. System communication performance depends on the installed PLC-5 processor, adapter modules, and configured network architecture. Firmware flash compatibility must be verified according to the controller and communication hardware revision.
Frequently Asked Questions
Q: What is the operating input voltage range of the 1771-ICD?
A: The module accepts 20-60 VDC field input signals within the specified DC voltage category.
Q: What is the backplane current requirement of the 1771-ICD?
A: The module requires 250 mA from the 5 VDC PLC-5 backplane supply.
Q: Which wiring arm is specified for field termination?
A: The 1771-ICD uses the 1771-WN wiring arm for field signal connection.
Field Installation Guidelines
Install the 1771-ICD module into a compatible 1771 PLC-5 chassis slot after confirming chassis power isolation and available backplane capacity. Verify DC input polarity and field device voltage levels before connecting terminal wiring.
Separate low-level input signal cables from high-current switching conductors to reduce electromagnetic interference. Apply cable shielding and grounding practices according to the cabinet grounding design and plant electrical standards.
Confirm that the 1771-WN wiring arm is fully seated and that terminal connections are mechanically secured. After installation, verify input status indication and PLC-5 I/O configuration before placing the module into normal operation.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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