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Allen-Bradley ControlLogix 1756-OF8 8-Point Current/Voltage Analog Output Module | Original New

Allen-Bradley ControlLogix 1756-OF8 8-Point Current/Voltage Analog Output Module | Original New

ALLEN-BRADLEY | CONTROLLOGIX

1756-OF8

8-Point Current/Voltage Analog Output Module

Official description: Analog Output - Current/Voltage 8 Pts (20 Pin). ControlLogix chassis I/O with module-health, calibration and mode status indications.

OUTPUT: Current or voltage | CHANNELS: 8 | CONNECTION: 20 pin | LIFECYCLE: Active

LEAD TIME: In stock | WARRANTY: 1 year

Email Inquiry [email protected]

WhatsApp +86 18159889985

Appurtenance:

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

Allen-Bradley ControlLogix 1756-OF8

Eight-channel analog output module for current or voltage signals, using a 20-pin field connection in the ControlLogix I/O platform.

OUTPUT TYPE
Current / Voltage

OUTPUT POINTS
8

CONNECTION
20 pin

STATUS
Active

The official Rockwell Automation cut sheet identifies catalog number 1756-OF8 as an analog current/voltage output module with eight points and a 20-pin connection. The official product page also lists module-health, calibration and operating-mode indications, backplane isolation, and no isolation between individual output channels.

Technical Data

Complete model	1756-OF8
Brand	Allen-Bradley
Product family	1756 ControlLogix I/O Modules and Accessories
Product type	Analog Output Module
Official description	Analog Output - Current/Voltage 8 Pts (20 Pin)
Output type	Current or voltage analog output
Output points	8
Field connection	20-pin connection
Display / status	Module health, calibrating and mode indications
Isolation	Insulation type, outputs or channels to backplane
Channel-to-channel isolation	None between individual output channels
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; follow the official installation instructions
Terminal block	Verify the exact compatible 20-pin RTB in current official selection documentation
Lifecycle status	Active
Standard warranty	1 year

Inquiry

CONTACT

STELLA

Email Inquiry [email protected]

WhatsApp +86 18159889985

Functions

Eight analog outputs
Provides eight analog output points for current or voltage command signals.

ControlLogix integration
Operates as chassis-based ControlLogix I/O and exchanges output data through the system backplane.

Output configuration
Channel behavior and signal type must be configured for the connected field devices in the controller project.

Operational visibility
Built-in indications identify module health, calibration activity and operating mode.

Interfaces

Field connection
The exact catalog number uses a 20-pin field connection. Select the compatible RTB only from current Rockwell Automation documentation.

System connection
The module connects to the ControlLogix backplane through the chassis.

Isolation arrangement
Official product data identifies insulation between outputs or channels and the backplane.

Channel relationship
Individual output channels are not isolated from one another. Field wiring and grounding must follow the official instructions.

Installation

Chassis placement
Install the module in a compatible ControlLogix chassis and document the selected slot in the controller project.

Power safety
De-energize equipment and follow applicable electrical safety practices before inserting, removing or wiring the module.

RTB and wiring
Use the officially specified compatible 20-pin RTB and verify current or voltage wiring for every channel.

Commissioning
Confirm the exact catalog number, module revision, project configuration and field-device signal requirements before enabling outputs.

Diagnostics

Module health
Use the module-health indication as the first visual check during commissioning and troubleshooting.

Calibration state
The calibration indication identifies when calibration activity is in progress.

Operating mode
The mode indication helps verify the current operating state before testing connected devices.

Troubleshooting sequence
Verify the 1756-OF8 catalog number, chassis slot, project configuration, RTB wiring and channel signal selection before replacing hardware.

FAQ

Q1. How can I verify that the quoted unit is exactly 1756-OF8?

Require a clear nameplate photo showing catalog number 1756-OF8 and compare it with the Rockwell Automation cut sheet description: Analog Output - Current/Voltage 8 Pts (20 Pin). The quote, invoice and packing label should all use the same complete catalog number.

Q2. How can I distinguish a new 1756-OF8 from a used or refurbished unit?

Ask for current, high-resolution photos of the front, side label, backplane connector and 20-pin field-connection area. Check for insertion marks, terminal wear, damaged seals, repainting, residue or mismatched packaging, and request the supplier to state the condition in writing.

Q3. How should I check whether a supplier is legitimate and reliable?

Verify the legal company name, registration, physical address, corporate-domain contact details and bank beneficiary. Request traceable references and a written quotation that identifies 1756-OF8, the declared condition, quantity and return terms.

Q4. Which specifications should an engineer confirm before purchasing 1756-OF8?

Confirm the ControlLogix platform, eight analog output points, required current or voltage signals, 20-pin field connection, compatible RTB, chassis slot, project configuration, module revision and the absence of isolation between individual output channels.

Q5. What physical evidence should be requested before payment?

Request timestamped photos or video showing the exact 1756-OF8 nameplate, series and revision markings, serial or date identifiers, packaging, backplane connector and field-connection area. Evidence should match the quotation and be taken from the unit offered for shipment.

Q6. Can a similar catalog number or suffix replace 1756-OF8?

Do not assume interchangeability. A different 1756 catalog number can change channel count, signal type, connector, diagnostics or compatibility. Approve a substitute only after engineering review against the official documentation and the installed ControlLogix configuration.

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