Allen-Bradley 1762-IQ8 MicroLogix 1200 Discrete Input Module
$123.00
$320.00
Description
Allen-Bradley 1762-IQ8 MicroLogix 1200 Discrete Input Module
The Allen-Bradley 1762-IQ8 serves as the primary 1762-IQ8 Discrete Input Module utilized to execute 24 VDC digital signal acquisition across MicroLogix 1200 controller platforms. The module provides eight input channels with sink and source wiring capability for direct field device signal monitoring.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1762-IQ8 |
| Brand | Allen-Bradley |
| Origin | United States |
| Weight | 0.45 lbs |
| Power Consumption | 3.7 W heat dissipation |
| Product Type | Discrete Input Module |
| Product Line | MicroLogix 1200 |
| Input Channels | 8 channels |
| Input Configuration | Sink and source inputs |
| Input Groups | 1 isolated group |
| Nominal Input Voltage | 24 VDC |
| Operating Voltage Range | 10 to 30 VDC |
| Input Voltage at 55 deg C | 10 to 26.4 VDC |
| ON-State Current | 2.0 mA minimum at 10 VDC; 8.0 mA nominal at 24 VDC; 12.0 mA maximum at 30 VDC |
| OFF-State Current | 1.5 mA maximum |
| Signal Delay | 8 ms ON transition |
| Backplane Current (5.1 VDC) | 50 mA |
| Backplane Current (24 VDC) | 0 mA |
| Isolation Rating | 1200 V AC for 1 sec or 1697 V DC for 1 sec dielectric test; 75 V DC working voltage |
| Insulation Class | IEC Class 2 reinforced insulation |
| Mounting Type | MicroLogix expansion I/O mounting |
Industrial Control Bus and I/O Architecture
The 1762-IQ8 operates as a MicroLogix 1200 expansion I/O module, transferring discrete field input states through the controller expansion interface. The module supports I/O density scaling by adding eight digital input points within a compact PLC expansion configuration.
The module uses industrial control bus communication between the expansion module and controller processor, allowing firmware-compatible MicroLogix systems to process digital input states within the PLC application program.
Frequently Asked Questions
Q: What input wiring configurations are supported by the 1762-IQ8?
A: The module supports both sink and source wiring configurations for its eight discrete input channels.
Q: What backplane current does the module require from the controller system?
A: The module requires 50 mA from the 5.1 VDC backplane supply and 0 mA from the 24 VDC backplane supply.
Q: What isolation capability is specified for the input group?
A: The input group isolation is verified through dielectric testing of 1200 V AC for 1 sec or 1697 V DC for 1 sec, with a 75 V DC working voltage rating.
Field Installation Guidelines
Install the 1762-IQ8 module on the MicroLogix expansion bus according to the controller hardware installation sequence. Verify that the module connector is fully seated before applying power.
Use appropriate industrial control wiring practices for 24 VDC digital input circuits. Separate low-voltage signal wiring from high-current conductors and switching loads to reduce electrical interference.
For shielded cables, connect shields according to the cabinet grounding design and avoid multiple grounding points that may introduce ground loops. Confirm field device polarity and sink/source configuration before commissioning.
Verify input voltage levels, channel assignments, and PLC program addressing before placing the system into 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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