1769-IA8I Allen-Bradley Compact I/O Discrete Input Module
$123.00
$320.00
Description
Allen-Bradley 1769-IA8I Compact I/O Individually Isolated Discrete Input Module
The Allen-Bradley 1769-IA8I, also cataloged as the 1769-IA8I Discrete Input Module, operates as a dedicated hardware component for 120 VAC discrete signal acquisition within CompactLogix and MicroLogix 1500 controller platforms. The module provides eight individually isolated input channels with 79-132 VAC operating range, DIN rail or panel mounting support, and backplane communication through the 1769 Compact I/O architecture.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1769-IA8I |
| Brand | Allen-Bradley |
| Origin | United States |
| Weight | 0.33 lbs |
| Dimensions | Single-slot Compact I/O module width |
| Power Consumption | 33.6 W |
| Product Line | CompactLogix / 1769 Compact I/O |
| Module Type | Individually isolated discrete input module |
| Input Channels | 8 isolated input channels |
| Input Voltage | 100/120 VAC |
| Operating Voltage Range | 79-132 VAC |
| Input Frequency | 47-63 Hz |
| Input Delay Time OFF to ON | 20 ms |
| Backplane Current at 5.1 V | 90 mA |
| Backplane Current at 24 V | 1.4 A |
| Power Dissipation | 7.5 W |
| Mounting Method | DIN rail or panel mount |
| Slot Width | Single slot |
EtherNet/IP and I/O Bus Integration Characteristics
The 1769-IA8I is designed for the 1769 Compact I/O platform and communicates with CompactLogix controllers through the local I/O bus interface. The module provides eight individually isolated AC input channels, allowing separate field signal acquisition without direct electrical connection between input points. The I/O density scaling capability supports compact controller architectures requiring multiple discrete AC input points within limited panel space.
The module uses plug-in connection architecture and supports distributed field wiring through the Compact I/O terminal arrangement. Input switching behavior is processed through the module hardware with a specified OFF to ON input delay time of 20 ms.
Frequently Asked Questions (FAQ)
Q: How many input channels are available on the Allen-Bradley 1769-IA8I module?
A: The module provides eight individually isolated discrete input channels for 120 VAC field signal acquisition.
Q: What controller platforms support the 1769-IA8I module?
A: The module is compatible with CompactLogix controllers and MicroLogix 1500 controller systems using the 1769 Compact I/O architecture.
Q: What is the backplane current requirement of the module?
A: The module requires 90 mA at 5.1 VDC backplane power and 1.4 A at 24 VDC backplane power according to the provided specifications.
Field Installation Guidelines
Install the 1769-IA8I module on a compatible 1769 Compact I/O assembly using DIN rail or panel mounting methods. Verify that field wiring voltage levels match the 79-132 VAC input range before connection.
Route AC input wiring separately from low-level analog or communication cables to reduce electrical interference. Maintain proper terminal identification during installation to prevent incorrect field signal connection. Use appropriate grounding practices for the control cabinet and connect cable shields according to the system grounding design.
Confirm controller compatibility, slot configuration, and available backplane power capacity before energizing the I/O assembly.
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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