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Allen-Bradley ControlLogix 1756-IA16 16-Point 79-132 VAC Digital Input Module | Original New

Allen-Bradley ControlLogix 1756-IA16 16-Point 79-132 VAC Digital Input Module | Original New

ALLEN-BRADLEY | CONTROLLOGIX I/O

1756-IA16

79-132 VAC Input 16 Pts (20 Pin)

16 AC INPUT POINTS | 79-132 VAC | 20-PIN CONNECTION

LEAD TIME: In stock

WARRANTY: 1 year

Email Inquiry [email protected]

WhatsApp +86 18159889985

Appurtenance:

allen bradley controllogix 1756 ia16 ac digital input module original new-1

Overview
Technical Data
Inquiry
Functions
Interfaces
Installation
Safety Features
FAQ
Recommend Models
Recommended Products

Allen-Bradley ControlLogix I/O 1756-IA16

Rockwell Automation identifies 1756-IA16 as a ControlLogix 16-point digital AC input module for 79-132 VAC field signals with a 20-pin connection. Content below is limited to values explicitly confirmed on the official cut sheet and product page.

INPUT TYPE

INPUT POINTS

RANGE

79-132 VAC

CONNECTION

20 pin

Confirm the complete 1756-IA16 catalog number, AC voltage range, number of points, terminal block selection, chassis compatibility and field wiring before procurement.

Official references: Rockwell Automation cut sheet and official product page for 1756-IA16; ControlLogix I/O selection documentation.

Technical Data

Specification	Official value
Complete model	1756-IA16
Brand	Allen-Bradley
Product family	1756 ControlLogix I/O Modules and Accessories
Product type	Digital AC Input Module
Official description	79-132 VAC Input 16 Pts (20 Pin)
Input points	16
Input voltage range	79-132 VAC
Field connection	20-pin connection
Dimensions	Use the Rockwell Automation official product drawing for this exact catalog number; no numeric dimension was stated in the verified cut sheet or product page
Weight	Not stated in the verified official cut sheet or product page
Installation	ControlLogix chassis-based I/O module; follow the current official installation instructions
Terminal block selection	Verify the exact compatible 20-pin removable terminal block in the current Rockwell Automation selection documentation before ordering
Official status	Active product on the Rockwell Automation product page
Warranty shown by official product page	1 year

Inquiry

CONTACT

STELLA

Product inquiry and exact catalog-number verification

Email Inquiry [email protected]

WhatsApp +86 18159889985

Functions

Input function

1756-IA16 converts 79-132 VAC field signals into 16 digital input points for a ControlLogix system.

Exact selection

The complete catalog number determines the signal type and range; 1756-IA16 must be verified rather than inferred from another 1756 input module.

System role

Use the module for discrete field-state acquisition in a compatible ControlLogix chassis.

Engineering scope

Confirm field-device voltage, common wiring, channel allocation and controller I/O configuration against the official installation documentation.

Interfaces

Field connection

The official cut sheet identifies a 20-pin connection for 1756-IA16.

Terminal block

Verify and order the exact compatible 20-pin removable terminal block using current Rockwell Automation selection documentation.

Signal range

All connected field circuits must remain within the official 79-132 VAC input range.

Controller integration

Configure the module under the exact catalog number in the Logix project so channel data and diagnostics match the installed hardware.

Installation

Chassis installation

Install 1756-IA16 only in a compatible ControlLogix chassis and observe the current official installation and wiring instructions.

Power-off work

De-energize the chassis and field circuits before inserting, removing or wiring the module, in accordance with the site safety procedure.

Wiring verification

Check polarity or AC line routing as applicable, common connections, terminal torque and separation of field wiring before energizing.

Mechanical reference

Use the Rockwell Automation official product drawing and installation instructions for exact module dimensions, spacing and enclosure requirements.

Safety Features

Correct voltage class

Use only the specified 79-132 VAC input class; do not substitute an AC and DC catalog number.

Evidence before commissioning

Verify the nameplate, terminal block, wiring diagram and configured catalog number before applying field power.

Safety application limit

The verified official cut sheet does not identify this standard digital input module as a safety-rated I/O module; do not substitute it for safety I/O without approved engineering review.

Change control

Document any proposed suffix or terminal-block change and confirm it against current Rockwell Automation documentation before installation.

FAQ

Frequently Asked Questions

Q1. How can I verify that a quotation is for the exact 1756-IA16 catalog number?

Match 1756-IA16 on the quotation, factory carton and module nameplate. The correct item is a 16-point AC digital input module rated for 79-132 VAC with a 20-pin connection.

Q2. How can I distinguish a new 1756-IA16 from used or refurbished equipment?

Request current photos of sealed packaging, catalog and serial labels, module housing, backplane connector and 20-pin front connection. Opened seals, mounting marks, scratched housings or worn contacts can indicate prior use.

Q3. How should a buyer check whether a 1756-IA16 supplier is legitimate?

Verify the legal company name, registration, bank beneficiary and traceable contact details. Require the supplier to cite the official Rockwell Automation 1756-IA16 cut sheet and current ControlLogix I/O selection documentation.

Q4. Which specifications should an engineer confirm before ordering 1756-IA16?

Confirm 16 input points, 79-132 VAC signal compatibility, the exact 20-pin terminal block, chassis compatibility, field-device current characteristics, wiring method and controller project configuration.

Q5. What physical evidence should be requested before payment for 1756-IA16?

Request dated photos or video showing the exact nameplate, serial number, factory carton, housing, 20-pin connection, backplane connector and any included terminal block. Evidence must correspond to the quoted unit.

Q6. Can a similar 1756 input-module suffix replace 1756-IA16?

Not automatically. Similar catalog numbers can use a different AC or DC voltage range, point count, connection, isolation scheme or diagnostic capability. Any substitute requires an official specification comparison and engineering approval.

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