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SKU:1771-IAN
1771-IAN Allen-Bradley PLC 5 Digital Input Module 32 Ch
Manufacturer: Allen-Bradley
Product No.: 1771-IAN
Product Type: Digital Input Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 450g
Shipping port: Xiamen
Warranty: 12 months
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Description
1771-IAN Allen-Bradley PLC 5 Digital AC/DC Input Module – 32 Inputs
The Allen-Bradley 1771-IAN is a PLC 5 digital AC/DC input module with 32 inputs arranged in 4 sets of 8. Operates with a 120V AC/DC voltage category. Weight is approximately 0.45 kg.
Product Information
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number | 1771-IAN |
| Module Type | Digital AC/DC Input Module |
| Number of Inputs | 32 (4 Sets of 8) |
| Voltage Category | 120V AC/DC |
| Wiring Arm | 1771-WN |
| Dimensions | 89 x 165 x 51 mm |
| UPC | 10612598117267 |
| Weight | Approx. 0.45 kg |
Input Specifications
| AC Operating Voltage | 85-138V AC |
| DC Operating Voltage | N/A |
| Max AC Off-State Current | 3.0 mA |
| Max DC Off-State Current | 0.8 mA |
| Typical AC Signal Delay (On) | 10 ms (±7 ms) |
| Typical AC Signal Delay (Off) | 20 ms (±15 ms) |
| Typical DC Signal Delay | N/A |
Power and Status Specifications
| Backplane Current | 280 mA |
| Max Power Dissipation | 7 W |
| Thermal Dissipation | 24.1 BTU/hr |
| Status Indicators | 32 Red LEDs (Front Panel) |
| Isolation | Optoelectrical |
| Input Filtering | Yes (Reduces Electrical Noise) |
Features
- 32 digital AC/DC inputs in 4 sets of 8
- 120V AC/DC voltage category
- Optoelectrical isolation for transient protection
- Input filtering to reduce electrical noise
- 32 red status indicators on front panel
- 1771-WN wiring arm for module replacement without rewiring
- Supports ½ and 1-slot I/O addressing
- Series A module
Applications
- PLC 5 control systems
- Pushbutton and limit switch inputs
- Pilot light and annunciator monitoring
- Motor starter status input
- Industrial automation
FAQs
Q1: How many inputs does the 1771-IAN provide?
A1: 32 digital inputs arranged in 4 sets of 8.
Q2: What is the operating voltage and signal delay?
A2: 85-138V AC with 10 ms (±7 ms) on delay and 20 ms (±15 ms) off delay.
Q3: What wiring arm and backplane current are required?
A3: 1771-WN wiring arm with 280 mA backplane current.
Additional Specifications
- Black
- Gray
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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