Allen-Bradley 1762-IQ8
Allen-Bradley 1762-IQ8
Allen-Bradley 1762-IQ8
Allen-Bradley 1762-IQ8
Allen-Bradley 1762-IQ8
Allen-Bradley 1762-IQ8
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1762-IQ8

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Allen-Bradley 1762-IQ8 is an 8-point 24V DC digital input expansion module for MicroLogix controllers, providing reliable signal acquisition from field devices such as sensors, switches, and control contacts.
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Technical specifications for 1762-IQ8

  • Manufacturer:
    Allen-Bradley
  • Part Number:
    1762-IQ8
  • Product Family:
    MicroLogix
  • Product Type:
    MicroLogix 8 Point Digital Input Module
  • Voltage category:
    24V DC (sink/source)
  • Operating voltage range:
    10…26.4V DC @ 55 °C (131 °F), 10…30V DC @ 30 °C (86 °F)
  • Number of inputs:
    8
  • Number of commons:
    1
  • Bus current draw, max:
    50 mA @ 5V DC (0.25 W)
  • Heat dissipation, max:
    3.7 total watts
  • Signal delay, max:
    On delay: 8.0 ms, Off delay: 8.0 ms
  • Off-state voltage, max:
    5V DC
  • Off-state leakage current, max:
    1.5 mA
  • On-state voltage, min:
    10V DC
  • On-state current, min:
    2.0 mA @ 10V DC
  • On-state current, nom:
    8.0 mA @ 24V DC
  • On-state current, max:
    12.0 mA @ 30V DC
  • Impedance, nom:
    3 kΩ
  • Isolated groups:
    Group 1: Inputs 0…7 (Internally connected commons)
  • Temperature, operating:
    0 °C ≤ Ta ≤ +55 °C (+32 °F ≤ Ta ≤ +131 °F)
  • Temperature, nonoperating:
    -40 °C…+85 °C (-40 °F…+185 °F)
  • Relative humidity:
    5…95% noncondensing Vibration 5 g @ 10…500 Hz
  • Shock, operating, panel mounted:
    30 g
  • Shock, nonoperating:
    50 g
  • Weight:
    0.2 kg
  • Estimated shipping dimensions:
    17x11x5.3cm
  • Tariff Code:
    8531909000
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Use Cases Monitoring Configuration

Features:

  • Supports 12-bit and 16-bit digital-to-analog conversion with 0.1% full-scale accuracy for reliable control performance.
  • Features both RS-485 connectivity and the dedicated 3PL COREBUS bus for efficient system-level data exchange.
  • Designed to operate in temperatures from -20°C to +60°C, humidity up to 95% non-condensing, and elevations reaching 3000 meters.
Allen-Bradley 1762-IQ8 provides an efficient way to increase digital input capacity within MicroLogix automation systems. Equipped with eight discrete 24V DC inputs, the module is well suited for monitoring switches, sensors, and other field signals commonly used in industrial processes. Allen-Bradley 1762-IQ8 operates with input voltages ranging from 10 to 26.4V DC at elevated temperatures and up to 30V DC under standard conditions. The compact rackless design helps reduce installation costs while preserving valuable control panel space.

For machine builders and plant operators seeking scalable control solutions, Allen-Bradley 1762-IQ8 delivers practical expansion capabilities without adding unnecessary hardware complexity. The module features a maximum bus current draw of only 50 mA at 5V DC and a total heat dissipation of 3.7 W. Allen-Bradley 1762-IQ8 also offers predictable signal processing with maximum on-delay and off-delay times of 8.0 ms, supporting responsive control performance in packaging, material handling, and manufacturing applications. Integrated commons for all eight inputs further simplify field wiring.

Industrial reliability is a key advantage of Allen-Bradley 1762-IQ8. The module supports operation in environments with 5% to 95% noncondensing humidity and remains functional under vibration levels from 10 to 500 Hz at 5 g. Allen-Bradley 1762-IQ8 can be mounted directly on standard 35 mm DIN rails or installed on panels, providing flexibility during system integration. When used with MicroLogix 1400 controllers, Allen-Bradley 1762-IQ8 becomes part of an expandable platform supporting up to seven I/O expansion modules, making it suitable for both new installations and future system growth.

The 1762-IQ8 Allen-Bradley MicroLogix 8 Point Digital Input Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Allen-Bradley 1762-IQ8 MicroLogix 8 Point Digital Input Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Allen-Bradley 1762-IQ8 MicroLogix 8 Point Digital Input Module Specs

General

  • Manufacturer Allen-Bradley
  • Model 1762-IQ8
  • Condition New Original ready stock
  • Product Family 1762-IQ8OW6,1762-IQ16,1762-IQ8/A
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Safety Access Control: High-frequency acquisition of the closing signals of production line safety door limit switches.
  • Button Control: Serves as the central access point for various buttons on the control panel, including start and stop buttons.
  • Material Sorting: Receives workpiece arrival pulses transmitted from photoelectric sensors on the conveyor belt.
  • Liquid Level Alarm: Monitors the high and low level float switches of the storage tank to prevent liquid overflow or evacuation.
  • Status Indication: LED panel displays the ON/OFF status of each input channel in real time.
  • Signal Filtering: Software-adjustable digital filters effectively prevent accidental activation due to field noise.
  • Current Monitoring: Each channel has a built-in independent low leakage current sensor to ensure circuit safety.
  • Link Diagnostics: Supports automatic monitoring of bus communication anomalies and backplane power supply status.
  • Channel Density: Single module integrates 8 sink/source DC inputs.
  • Rated Voltage: Supports an operating voltage range of 24V DC (minimum 14V to maximum 30V).
  • Wiring Terminals: Removable screw terminal blocks simplify field hardware replacement.
  • Expansion Bus: Seamless cascading with MicroLogix controllers via a right-side hard-locking structure.
Description
Allen-Bradley 1762-IQ8 is a MicroLogix 1200 expansion I/O module designed to increase digital input capacity in industrial control applications. Featuring eight 24V DC sink/source inputs and a single common connection, the module enables efficient monitoring of field devices while integrating seamlessly with the MicroLogix I/O platform. Its compact construction helps maximize cabinet space and supports flexible control system expansion.

The module operates within a voltage range of 10...26.4V DC at 55°C and 10...30V DC at 30°C, making it suitable for a wide range of industrial signal conditions. With a nominal input current of 8.0 mA at 24V DC and an input impedance of 3 kΩ, Allen-Bradley 1762-IQ8 delivers dependable signal detection while maintaining low power requirements. Maximum bus current draw is only 50 mA at 5V DC.

Allen-Bradley 1762-IQ8 provides predictable input performance with maximum on-delay and off-delay times of 8.0 ms. The module supports off-state voltages up to 5V DC and offers low leakage current characteristics, helping improve input signal integrity in demanding automation environments. All eight inputs are grouped together through internally connected commons for simplified wiring.

Designed for industrial installations, Allen-Bradley 1762-IQ8 supports operating temperatures from 0°C to +55°C and storage temperatures from -40°C to +85°C. The module withstands vibration levels up to 5 g over a frequency range of 10 to 500 Hz and offers shock resistance of 30 g during operation and 50 g during non-operating conditions. Relative humidity tolerance ranges from 5% to 95% noncondensing.

Allen-Bradley 1762-IQ8 can be mounted directly on 35 mm DIN rails or panel-mounted as part of a MicroLogix 1400 control system. The rackless architecture eliminates additional chassis requirements, reducing installation costs and inventory complexity. Supporting up to seven expansion modules per controller, Allen-Bradley 1762-IQ8 contributes to a scalable automation solution while preserving the flexibility and high-performance I/O capabilities of the MicroLogix platform.
Revisions

Revision Part #

Also known as

1762-IQ8 Ser A
1762-IQ8/A, Series A, Rev A
Alternative Names
1762-1Q8 1762-IQB 17621Q8 1762IQ8 1762-IQ8OW6 1762-IQ16 1762-IQ32T 1762-IR4
Technical notes
Optimized for MicroLogix controllers, the Allen-Bradley 1762-IQ8 expands system capabilities with an 8-point 24V DC sink/source digital input block featuring an ultra-fast 8.0 ms configurable turn-on delay to filter out harsh industrial signal noise.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How many input points are available on 1762-IQ8?
1762-IQ8 provides eight digital input channels with one common connection group covering inputs 0 through 7.
Why choose 1762-IQ8 for MicroLogix expansion?
The module offers a compact rackless design, efficient use of panel space, reliable 24V DC input processing, and seamless integration with the MicroLogix I/O platform.
Can 1762-IQ8 be installed on a DIN rail?
Yes. Allen-Bradley 1762-IQ8 supports mounting on 35 × 7.5 mm and 35 × 15 mm DIN rails, and it can also be panel mounted.
How quickly does 1762-IQ8 respond to input signal changes?
Maximum signal delay for both input activation and deactivation is 8.0 ms, allowing responsive field signal monitoring.

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